Unmet need for modern contraceptive method and associated factors among married women in mekelle city, Tigray, Ethiopia: Community based cross sectional study

DOI: https://doi.org/10.21203/rs.2.19539/v1

Abstract

Background: Contraceptive use has increased markedly in the recent years in most developing countries, due to desire for smaller families; however, millions of women still want to delay or avoid pregnancy but are not using contraception to limit or to space their birth.Thus, the objective of this study is to assess unmet need for family planning among married women in Mekelle city, Tigray.

Methods: Community based cross-sectional study was conducted among married reproductive age women. Data were collected from October, 15 up to Novmber, 15/ 2018. A total of 426 study participants were interviewed using a systematic random sampling technique. Structured and interviewer administered questionnaire was used to collect the data and were analyzed using SPSS version 22. Bivariate and multivariable logistic regression models were used to assess the predictors of the outcome variable. P-value of less than 0.05 was considered to test statistical significance.

Results: The overall unmet need for modern contraception among the currently married women of reproductive age women was 19.7% (95% CI: 16.2%-23.7%) and of which 13.3% was unmet need for spacing and 6.4% was unmet need for limiting.Age of mother (25-34 years: AOR =2.79, 95%CI =1.03-7.60), occupational status of mother (AOR =2.72, 95%CI =1.72-4.02), number of living children (AOR =2.31 95%CI =1.09-4.84) and knowledge of mother about modern contraceptive methods (AOR =3.38, 95%CI=1.82-9.92) were independent predicators for unmet need for modern contraception.

Conclusion: The prevalence of unmet need for contraception is low. Age of mother, occupational status of mother, number of children and knowledge of mother about modern contraceptive methods were the independent predicators for unmet need of modern contraception. Strong effort should be made by health care workers to reduce unmet need and policy makers should use different approaches to educate women about modern contraception and increase its utilization for spacing and limiting.

1. Introduction

According to world health organization (WHO), unmet need for contraception is the proportion of currently married women or in a sexual union desiring to limit or space childbearing but not using any contraceptive methods. The concept of unmet need points to the gap between women's reproductive intentions and their contraceptive behavior (1).It remains a useful tool for identifying and targeting women at high risk of unintended pregnancy. Unmet need for contraception is one of the several frequently used indicators for monitoring of family planning programs, and it was lastly added to the millennium development goal(MDG) of improving child and maternal health (2). The use of modern contraceptive method remains an important component in the reduction of fertility, maternal, infant and child mortality. This allows couples to fulfill their fertility desires and will improve the health of mothers, children, and the family. The method used to give couples the ability to space child births, the ability of women and their partners to plan their pregnancies and avoid unwanted pregnancy which may lead to unsafe abortions that have negative health consequences for the women (3, 4).

Family planning has many potential benefits. It reduces poverty, maternal and child mortality; empowers women by lightening the burden of excessive childbearing and it reduces environmental degradation by stabilizing the population of the planet. (5, 6)

Unintended pregnancy related to unmet need is a worldwide problem that affects women and their families and societies at large. About 40% of all births that occurred globally in 2012 were unwanted posing hardships for families and jeopardizing the health of millions of women and children (7).

"Family Planning; is the Changing Path of Unmet Need" [8]. Unmet need for family planning is defined as percentage of all fecund reproductive age women who are married and in consensual union and presumed to be sexually active but are not using any method of contraception, either do not want to have more children, "Limiter" or want to postpone their next birth for at least two years, "Spacer" [9–11].

In order for modern methods of FP to be used, they need to be available, affordable and acceptable. Interventions that make FP methods more available and affordable are necessary but not sufficient. Use of contraception increased in areas where it was more readily available and not cost prohibitive for a population with few to no discretionary funds. However, efforts to improve rates of contraception uptake in low resourced areas such as sub-Saharan Africa should include factors of acceptability (12)

Results of different literature reviews indicate that many women have only limited access to health centers or FP services. Increasing utilization of FP methods are a safe and affordable intervention that will not only decrease maternal mortality, but also improve maternal morbidity, infant mortality, women's opportunities for education, reduce poverty, and decrease unsafe abortion (13,14).

When human reproduction is left unchecked, it causes high birth rates, getting large family size with the negative effects on the health of mothers and children. Consequently, this leads to negative impact on the family, community and nation at large as a result of economic crisis. Globally, the prevalence of contraceptive use has been increasing, but the unmet need for contraception still remains a problem especially in sub-Saharan Africa. More than 80 million unwanted pregnancies occur each year worldwide leading to high rates of induced abortion, maternal morbidity and mortality, and infant mortality. Women with unmet need for contraception account for over 80% of unintended pregnancy (15, 16)

Globally, 12% of married or in-union women are estimated to have had unmet need for contraceptive methods. The level is much higher, 22%, in the least developed countries. Many of the latter countries are in sub-Saharan Africa, which is also the region where unmet need for contraception method is highest (24%), double the world average. More than half a million women aged 15–49 years die annually from preventable pregnancy-related complications (17, 18).

According to the WHO report, the contraceptive use has increased in many parts of the world, especially in Asia and Latin America, but continues to be low in sub-Saharan Africa.The prevalence of unmet need for contraception in Africa, Asia, and Latin America is 23.2%, 10.9% and 10.4% respectively. This high magnitude of unmet need caused for a rapid population growth and a shortage of services particularly in less developed countries (19).

In Saudi Arabia the prevalence of unmet need was 32.6%. The proportion of spacers and limiters among this group was 65.7% and 34.4% respectively (20). In sub-Saharan Africa, 25% of women of reproductive age who are married or in union have anUnmet need for family planning (21).

In Nigeria the level of unmet need is like the other African countries the unmet need for family planning was 16.1%.( 22)

According to the latest national survey, almost one-quarter of young married women in Tanzania reported having an unmet need for family planning, and one-third of sexually active unmarried women reported having an unmet need. (23)

Modern contraceptive use by currently married Ethiopian women has steadily increased over the last 15 years, jumping from 6% of women using modern contraceptive method in 2000 to 35% in 2016. Analysis conducted on demographic health survey shows that unmet need for family planning has decreased over time as contraceptive use has risen. From 2000 to 2011, the unmet need for family planning declined by 10.3 absolute percentage points, from 36.6 percent in 2000 to 26.3 percent in 2011. The results show that there was 38 percent decline in unmet need for limiting and a 21 percent decline in unmet need for spacing. According to the few surveys conducted on unmet need for FP suggested that unwanted pregnancy and unsafe abortion are main causes of maternal mortality in Ethiopia .According to the 2016 Ethiopian demographic and health survey, the level of unmet need in Ethiopia was 22% and the level of unmet need for family planning in Tigray is lower than the national level 18%(24–26) and thisis supported by the single study conducted in shire endasilasie 21.4%.(27)

According to an estimate, 225 million women in developing countries had an unmet need for contraception. Annually, an estimated 74 million unintended pregnancies occur in developing regions, most of them are women using no contraception or a traditional method. If all unmet need for modern methods were met, 70,000 deaths from pregnancy related causes could be prevented (28).

Even if the level of contraceptive prevalence rate was increased from time to time large number of currently married women was still found with high number of unmet need for modern family planning. To the best of my knowledge little is known about the level of unmet need among currently married women of Mekelle city. That’s why this study aims to assess the level of unmet need among currently married women of Mekelle city, Tigray region, northern Ethiopia

2. Methods and Materials

2.1. Study Area and period

The study was conducted in Mekelle city. Mekelle is found in the northern part of Ethiopia which is 783 kilometers away from Addis Ababa, the country's capital. Mekelle is a capital city of the national state of Tigray. The population of Mekelle city is estimated to be 396,570, of these 191,664 are women. Mekelle is found 2000–2200 meters above sea level and it has 618 mm of annual rainfall. The weather condition of Mekelle city is weinadega; on average it has 17.6 oC temperatures (37). The study was conducted from October, 15 up to Novmber, 15/ 2018.

2.2. Study design and population

Community based cross-sectional study was employed among randomely selected participants. Married/in union and sexually active women who live in Mekelle were included. Where as, reproductive age women (15–49 years) who were critically ill and having hearing or mental health problems during data collection period were excluded from the study.

2.3. Sample size determination and sampling procedure

Sample size was calculated using the single population proportion formula based on the following assumptions, 95% confidence interval with a 5% margin of error, the expected proportion of prevalence unmet need for family planning from previously conducted study in Shire Endaselassie (P) is 21.4% (27).

Formula (N) = = 1.96 at CI of 95%

(N)= (1.96)2 (0.786 × 0.214)/ (0.05) N = 258.47 = 259

Adding 10% (25.85 = 26) non-response rate, sample size became 284.32 = 285; and since the sampling method was multistage, design effect of 1.5 was taken and then, final sample size became (n) = 426.48 = 426.

Multistage sampling method was used as a sampling procedure. Under Mekelle city there were seven sub cities. Three sub cities including Ayder, kedamay weyane and Adi haqi subcities were randomely selected.The number of ketenas to be studied in each sub cities was obtained from each sub cities administration.The ketenas were similarly selected randomly using lottery method and four ketenas were selected from each sub cities. The ketenas’ arrangement and references list information were obtained from respective urban health extension workers (UHEWs). Based on the number of married reproductive age group women in each ketena, a total sample size of 426 were proportionally allocated to each ketena depending on their total number of currently married reproductive age group women. To select the study units from each ketena, systematic random sampling method was used to determine the women to be interviewed. Every Kth interval participant was enrolled to the study and randomly generated numbers were used to select the first study unit.

2.5. Data collection tools and techniques

Data were collected using structured interview administered questionnaire and prepared in English and was translated into Tigrigna and then translated back to English language by language experts to check for its consistency and clarity. Questionnaires were adapted and modified from Ethiopian Demographic and Health Survey (EDHS) 2016, for contraceptive methods and other literature reviews (38,39).

Information about Sociodemographic, economic, reproductive history, contraceptive and service provider was gathered. The questionnaire was pretested in 5% of the total sample size who live in non-selected ketenas, of Mekelle ciy.

Data were collected through house to house visiting in the sub cities by interviewing the respondents with the trained data collectors after informed consent was obtained. Data were collected by 4 trained diploma nurses and supervised by 2 BSc nurses to check the overall data collection process. The filled questionnaires were checked daily by the supervisors and principal investigator. During data collection, if there were more than two eligible women in households, one woman was selected randomly. The principal investigator was also checking for completeness, errors and ambiguities on daily basis.

2.6. Operational definitions

Unmet need of contraception:refers to the contraceptive need of fecund and currently married women or living in union who are either not pregnant and want child latter on or not at all, or who are pregnant as result of a mistimed or unwanted pregnancy but not using any contraceptive method (19). Unmet need for spacing: - the percentages of not pregnant women who want another child after two years and who are pregnant as result of a mistimed pregnancy but not using modern any modern contraceptive methods. Unmet need for limiting: - the percentages of not pregnant women who do not want another child at all and who were pregnant as a result of unwanted pregnancy but not using any modern contraceptive methods.

Favorable attitude towards methods-: those respondents who scored points greater than or equal the attitude mean score (45.2) of the total 12 items of attitude related questionswith 1 to 5 pointsLikert scale. Unfavorable attitude towards methods-: those respondents who scored points less than the attitude mean score (45.2) of the total 12 items of attitude related questionswith 1 to 5 points Likert scale. (33).

  • Data processing, management and Quality Assurance
  • After appropriate coding, the data were entered using Epi Info version 3.5.3 software and exported to SPSS version 20 software for analysis. Univariate analysis was computed for each independent variable to assess their individual proportion. Then, bivariate analysis was executed to examine crude association of predictors with short inter birth intervals. Finally, variables which had p-value less than or equal to 0.4 on bivariate analysis were selected as candidates for multivariable analysis. In multivariable logistic regression analysis, the independent effect of predictors on short inter birth interval were examined. Backward step wise LR was used to identify variables which had the largest contribution to the model. Odds ratio and 95% CI were used to measure the statistical association. P value 0.05 was used to determine the statistical significance of the tests. Finally, the results were presented in texts, tables and graphs.

To assure the quality of the data, training was given to the data collectors and supervisors by the principal investigator for two days on instruction for the methods, how to take informed consent, how to approach participants, ethical procedure and general information on unmet need of contraception and the objective of the study. The questionnaire was prepared in English and translated in to Tigrigna then back to English by different persons to check its consistency. Data quality was assured through pre-test of the questionnaire among 5% (n = 22) of the participants living out side trhe study area. Filled out questionnaires were checked for completeness and errors in entries daily by supervisors and principal investigator and necessary corrections were made on the spot.

    Ethical considerations
  • After approval, ethical clearance was obtained from institutional Review Board (IRB) of College of Health sciences, Mekelle University. Then, official letter was written from Mekelle University, College of Health sciences to Tigray health office. Permission letters from district health office were processed before starting data collection. At the beginning of the data collection, written informed consent was obtained from each respondent after through explanation of the purpose and the procedures of the study. Mothers were also informed that all the data obtained from them would be kept confidential and anonymous.To ensure confidentiality, names of respondents were replaced by code numbers.

3. Results

3.1. Socio-demographic characteristics of study participants

In this study, a total of 426 currently married women were included which makes a response rate of 100%. The mean age (± SD) of the respondents was 28.4 ± 7.0 years old. More than half, 245(57.5%) of the respondents’ were Orthodox followed by Muslim, 87(20.4%) and about 78 (18.3%) of the respondents were illiterate. Of the total respondents, 271 (63.6%) of them were Tegaru in ethnicity and around 219 (51.4%) of the household’s monthly income were in the range of 1001–2000 Ethiopian Birr (Table 1).

Table 1
Socio-demographic characteristics of study participants in Mekelle City, Tigray region, Northern Ethiopia, 2018/9 (n = 426)
Variables
Variable category
n
%
Age in years
15–19
41
9.6
20–24
90
21.1
25–29
127
29.8
30–34
86
20.2
35–39
44
10.3
40–44
26
6.1
45–49
12
2.8
Religion
Orthodox
245
57.5
Muslim
87
20.4
Protestant
38
8.9
Catholic
56
13.1
Ethnicity
Tigray
271
63.6
Amhara
83
19.5
Others*
72
16.9
Educational status
Illiterate
78
18.3
Elementary school (1_8th)
226
53.1
High school (9th _ 12th )
99
23.2
Higher education (Diploma and above)
23
5.4
Partner’s education
Illiterate
92
21.6
Elementary school (1_8th)
158
37.1
High school (9th _ 12th )
143
33.6
Higher education (Diploma and above)
33
7.7
Occupational status
Housewife
293
68.8
Merchant
85
20.0
Student
20
4.7
Daily laborer
24
5.6
Others
4
0.9
Partner’s occupation
Jobless
100
23.5
Gov't employed
214
50.2
Merchant
64
15.0
Student
10
2.3
Others**
38
8.9
Family monthly income (ETB)
< 1000
31
7.3
1001–2000
219
51.4
2001–3000
176
41.3
> 3000
31
7.3

3.2. Reproductive characteristics of study participants

From the total respondents, around two third,287(67.4%) of them got married in the age range of 18–24 years old. Most, 369 (86.6%), of the respondents had pregnancy history and 320 (86.7%) had ever gave birth. Moreover, 85(23.0%) of the respondents were currently pregnant of which, 65 (76.5%) of them were wanted. Moreover, 159(43.1%) of respondents had more than five currently living children (Table 2).

Table 2
Reproductive characteristics of study participants in Mekelle City, Tigray region, Northern Ethiopia, 2018/9 (n = 426)
Variables
Variable categories
N
%
Age at first marriage (in years)
< 18
121
28.4
18–24
287
67.4
> 25
18
4.2
History of pregnancy
Yes
369
86.6
No
57
13.4
History of delivery(n = 369)
Yes
320
86.7
No
49
13.3
Number of pregnancies(n = 369)
1–2
87
23.6
3–4
159
43.1
 5
123
33.3
History of abortion (n = 369)
Yes
55
14.9
No
314
85.1
Number of experienced abortion (n = 55)
1 time
46
83.6
 2 times
9
16.4
Number of living children
< 5
210
56.9
 5
159
43.1
Are you currently pregnant(n = 200)
Yes
85
23.0
No
115
77.0
Status of pregnancy (n = 85)
Wanted now
65
76.5
Unwanted
16
18.8
Mistimed
4
4.7
Reasons for not being pregnant (n = 115)
Want later on after two years
53
46.1
No more child needed
11
9.6
Want soon with in two years
31
26.9
Infecund
20
17.4
Unsure when want to have
0
0.0

3.3. Modern contraceptive method utilization status

Out of 426 married women interviewed, 305 (71.6%) of them were ever used some methods of contraception in their life time while 226 (53.1%) currently used modern contraceptive methods during the time of the interview of which, 187(82.7%) were for spacing and 39(17.3) for limiting birth. The main reasons for not to using modern contraceptive methods were, fear of side effects, 102(65.0%), want to have more children, 84(52.9%) and other health concerns 79(50.1%) (Table 3).

Table 3
Modern contraceprive productive related characteristics of study participants in Mekelle City, Tigray region, Northern Ethiopia, 2018/9 (n = 426)
Variables
Variable categories
N
%
Ever use of modern contraceptive methods
Yes
305
71.6
No
121
28.4
Current use of modern contraceptive methods
Yes
226
53.1
No
200
46.9
Type contraceptive methods used (n = 226)*
Oral pill
23
28.0
Injectable
34
41.5
Implant
15
18.3
IUCD
4
4.9
Condom
3
3.7
Permanent
3
3.7
Reasons for use of modern contraceptive methods (n = 226)
Spacing birth
187
82.7
Limiting birth
39
17.3
Reasons for not using contraceptive methods (n = 200)*
Husband is not present now
59
8.1
Want to have more children
84
11.5
Difficulty of getting pregnant/infertility
20
2.7
Breast feeding
38
5.2
Respondent opposition
64
8.8
Husband opposition
78
10.8
Religious opposition
38
5.2
Lack of knowledge about methods
54
7.4
Lack of information about source of methods
37
5.1
health concerns
79
10.9
fear of side effects
102
14.0
other reason
75
10.3

3.4. Knowledge and attitude towards to contraceptive methods

A total of 342 (80.3%) of respondents ever heard about modern contraceptive methods and the most frequently mentioned source of information of them were health professionals, 259(73.0%) followed by CHWs, 225 (63.4%).Regarding to the over all knowledge and favorable attitude towards modern contraceptive among women was,259(60.8%) and 135(31.7%), respectively (Table 4).

Table 4
Knowledge and attitude to modern contraceptives methods of study participants in Mekelle City, Tigray region, Northern Ethiopia, 2018/9 (n = 426)
Variables
Categories
N
%
Ever heard of modern contraceptive methods
Yes
342
80.3
No
84
19.7
Type of modern contraceptive method you know*
Oral pills
290
90.3
emergency contraception
104
32.4
Injectable
282
87.9
Female Condom
277
86.3
Male condom
83
25.9
Implant
201
62.6
Intrauterine device (IUCD)
153
47.7
Male sterilization
61
19.0
Female sterilization
84
26.2
Source of information for modern contraceptive methods*
Health professional (Dr & nurse)
259
73.0
Health institutions
202
58.6
CHWs
225
63.4
Friends
139
39.2
Radio
170
47.9
Television
85
23.9
Newspaper
158
44.5
Husband
270
76.1
Main places to get modern
contraceptive methods*
Health institutions
202
82.8
Pharmacy
134
54.9
Reproductive health clinic
118
48.4
Others
78
32.0
Advantages of modern contraceptive methods*
To avoid unwanted pregnancy
325
92.3
To space for family size
218
61.9
To regulate period
120
34.1
To prevent STD/HIV
228
64.8
Knowledge about modern contraceptive methods
Yes
259
60.8
No
167
39.2
Mothers attitude
towards contraceptive
Favorable attitude
135
31.7
Unfavorable attitude
291
68.3
Exposure to media(Radio, TV)
Yes
201
47.2
No
225
52.8

3.5. Partners and health service related charactersitics

A total of 275 (64.6%) of respondents ever discussed about modern contraceptive methods with their partners and almost half, 208 (48.8%) get partners support to use contraceptive methods preceeding the survey.Similarly, 244(57.3%) of the respondnets discussed with health professionals about contraceptive methods (Table 5).

Table 5
Partner and health service related charactersitics of study participants in Mekelle City, Tigray region, Northern Ethiopia, 2016 (n = 426)
Variables
Categories
N
%
Ever discussed about contraceptive methods with your partner
Yes
275
64.6
No
151
35.4
Partner support to use contraceptive methods
Yes
208
48.8
No
218
51.2
Decision on number of children to have
My decision
50
11.7
My partner
53
12.4
Both of us
323
75.8
Availability of modern contraceptive methods
Yes
140
61.9
No
86
38.1
Convenient site of modern contraceptive services
Yes
198
87.6
No
28
12.4
Reasons for not convenient site*
Providers Ignorance
57
82.6
Lack of privacy
52
75.4
Difficult to obtain health professionals
33
47.8
Fearful for health professionals to be discuss
60
87.0
Ever discussed about contraceptive methods with health professional
Yes
244
57.3
No
182
42.7
Ever discussed about contraceptive methods with CHWs
Yes
266
62.4
No
160
37.6
Ever visited health facility for modern contraceptive methods?
Yes
218
51.2
No
208
48.8

3.6. Prevalence of unmet need among women

The overall unmet need for modern contraceptive methods among currently married women was found to be 84 (19.7%) of which, 57(13.3%) for spacing and 27(6.4%) for limiting (Fig. 2).

Figure 2. Total unmet need for modern contraceptive methods of study participants in Mekelle City, Tigray region, Northern Ethiopia, 2016 (n = 426)

3.7. Factors associated with unmet need of modern contraceptive methods

Among the variables entered into bivariate logistic regression analysis, age of mother, educational status of mother, partner’s educational status, occupational status of mother, age at first marriage, ever gave birth a child, number of living children, history of abortion, reasons for use of modern contraceptive methods, knowledge of mother about modern contraceptive methods, attitude of mother towards modern contraceptive methods, ever discussed about modern contraceptive methods with partner and decision maker on number of children to have were found to be significantly associated (at p-value < 0.25) and were candidate variables for the final multivariable logistic regression model analysis (Table 6).

Table 6
Factors associated with unmet need of modern contraception among study participants in Mekelle City, Tigray region, Northern Ethiopia, 2018/9 (n = 426)
Variables
Category
Unmet need for modern contraception (n = 426)
COR 95% CI
AOR 95% CI
Yes (84)
No(342)
Age in years
15–24
9(6.9)
122(93.1)
1
1
25–34
52(24.4)
161(75.6)
4.38(2.08–9.23)
2.79(1.03–7.60)*
35–49
23(28.0)
59(72.0)
5.28(2.30-12.13)
3.94(1.17–13.19)*
Educational status
Illiterate
25(32.1)
53(67.9)
2.31(1.33–4.01)
0.87(0.36–2.19)
Educated
59(17.0)
289(83.0)
1
1
Partner’s education
Illiterate
23(25.0)
69(75.0)
1.49(0.86–2.57)
0.48(0.19–1.23)
Educated
61(18.3)
273(81.7)
1
 
Occupational status
Housewife
71(24.2)
222(75.8)
2.95(1.57–2.55)
2.72(1.73–4.02)*
Working
13(9.8)
120(90.2)
1
1
Age at first marriage
< 18 years
16(13.2)
105(86.8)
1
1
 18 years
68(22.3)
237(77.7)
1.88(1.04–3.40)
0.81(0.37–1.79)
Ever given birth a child
Yes
76(23.8)
244(76.3)
1.87(0.81–4.33)
0.75(0.25–2.26)
No
7(14.3)
42(85.7)
1
1
Number of living children
 5
50(31.4)
109(68.6)
2.46(1.49–4.06)
2.31(1.09–4.84)*
< 5
33(15.7)
177(84.3)
1
1
History of abortion
Yes
16(29.1)
39(70.9)
1.51(0.79–2.87)
2.46(0.99–6.12)
No
67(21.3)
247(78.7)
1
1
Reasons for use of modern contraceptive methods
Spacing
42(22.5)
145(77.5)
0.52(0.25–1.08)
0.48(0.21–1.14)
Limiting
14(35.9)
25(64.1)
1
1
Knowledge about modern contraceptive methods
Yes
67(25.9)
192(74.1)
3.08(1.74–5.46)
3.38(1.82–9.92)*
No
17(10.2)
150(89.8)
1
1
Attitude towards modern contraceptive methods
Favorable
33(24.4)
102(75.6)
1.52(0.93–2.49)
1.67(0.73–3.15)
Unfavorable
51(17.5)
240(82.5)
1
1
Ever discussed about modern contraceptive methods with partner
Yes
72(26.2)
203(73.8)
4.12(2.15–7.86)
1.02(0.39–2.67)
No
12(7.9)
139(92.1)
1
1
Decision on number of children have
My decision
7(14.0)
43(86.0)
1
1
My partner
5(9.4)
48(90.6)
0.64(0.19–2.67)
0.58(0.21–1.43)
Both
72(22.3)
251(77.7)
1.76(0.96–4.09)
0.98(0.71–3.56)

After controlling the effect of probable confounders, final multivariable logistic regression analysis revealed that age of mother (25–34 years: AOR = 2.79, 95%CI = 1.03–7.60 and 35–49: AOR = 3.94, 95%CI = 1.17–13.19 ), occupational status of mother (AOR = 2.72, 95%CI = 1.72–4.02), number of living children, (AOR = 2.31 95%CI = 1.09–4.84) and knowledge of mother about modern contraceptive methods (AOR = 3.38, 95%CI = 1.82–9.92) were the independent predicators for unmet need of modern contraception among the study participants.

Therefore, married women who were in the age groups of 25–34 and 35–49 were about 2.8 and 3.9 times, respectively, more likely to have unmet need as compared to women in the age group of 15–24 years old. Women who were housewife were 2.7 times more likely to have unmet need than working women. Women who have greater than five living children were 2.3 more likely to face unmet need for contraception over those who had fewer than five children. Women who had knowledge on modern contraception were 3.4 times more likely to have unmet need than women who did knew modern contraception.

4. Discussion

Contraceptive use has increased markedly in the recent years in most developing countries, due to desire for smaller families; however, millions of women still want to delay or avoid pregnancy but are not using contraception to limit or to spacing their birth (29). Therefore, this community based cross-sectional study was designed to assess prevalence of unmet need for modern contraception and associated factors among currently married women of reproductive age in Mekelle city, Tigray, Northern Ethiopia.

This study revealed that, overall unmet need for modern contraception among currently married women of reproductive age were 19.7% (95% CI: 16.2%-23.7%) and of which 13.3% were unmet need for spacing and 6.4% were unmet needs for limiting. The present findings were similar with the regional (18.0%) and national (22.3%) figure of EDHS 2016 report (24), 22.0% (24 ), Shire Endasilasie, Ethiopia 21.4% (27), Awi zone, Ethiopia, 17.4% (11) and Nigeria,16.1% % (22), Cameroon,20.4% (31); but much higher than the findings of various studies conducted in Egypt, 12.7% [30] and Botswana,9.6% (32). The possible reason for the difference may be due to study area, design and time of the study. However, it is also lower than the studies done in Misha district, Ethiopia, 26.5% (34), Bahir Dar City, Ethiopia, 24.3% (40) and Rural India, 42.0% (41). The possible explanation of large variation may be due to expansion of health facilities and improved access of health services in the study area. It may also be because of differences in study setting, study population, time of the study, awareness of people on contraceptives and other related socioeconomic characteristics among the study participants.

In the current study, age of the mother was a factor associated with increased unmet need for modern contraception. The married women who were in the age groups of 25–34 and 35–49 were about 2.8 and 3.9 times, more likely to have unmet need as compared to women in the age group of 15–24 years old respectively. The possible explanation could be as age of women increased, there might have better experience sharing and social interaction & this can improve the awareness on family planning so that level of unmet need also increased in the higher age groups. The other possible explanation may be also due to the fact that women who may face high labour experience and pregnancy related problems as age increases.This finding is similar to studies done in Shire Endasilasie, Ethiopia (27), Bahir Dar City, Ethiopia, (40), India (44).

Another most important factor significantly associated with increased unmet need for modern contraception among the women was occupational status of mother. Women who were housewives were 2.7 times more likely to have unmet need than working women. The possible reason for this might be employed women were more likely to have better access for information about contraception than non-employed. The result of this studywas similar with other studies conducted in Awi zone, Ethiopia (11), Nagpur, Maharashtra (43), Haryana, India (46).

The current study also revealed an association between women’s knowing about family planning and unmet need to modern contraception. Women who had knowledge on modern contraception were 3.4 times less likely to have unmet need than women who did knew modern contraception. This may reflect having awareness or knowledge about modern contraceptives can improve on having better access to information and utilization for modern contraceptives and this leads to increased demand for family planning. There result of this study is in line with other studies conducted in Misha District, Ethiopia, (34), Enemy District, Ethiopia (50) and Lahore, Pakistan (45) and Gumi District, Nepal (49).

Number of living children was also found to be a predictor for unmet need to modern contraceptive methods.Woman who had five or more currently living children were 2.3 times more likely to have unmet need for modern contraceptive than those who has less than five children. The possible explanation could be the likelihood of wanting no more children increases with the actual number of living children. It was consistent with other studies done in Sibu Sire District and North Shoa Zone, Ethiopia (47,48) which indicated that couples who have more children are more likely to have unmet need than the ones who have fewer children or none at all.When interpreting the findning of this study, the following limitations should be considered:

First, men were not included as participants to understand their perception towards the unmet need for modern contraception. Second, the study involved a single cross-sectionaldesign. Hence since temporal relation ship of exposure and outcome variables is not known, it is difficult to establish cause -effect relationship. Third, there might be the possibility of recall and reporting bias in some questions which might be loss of information and responded carelessly.

5. Conclusions and Recommendations

The present study revealed that the overall unmet need for modern contraception among the currently married women of reproductive age was low during the survey. According to analysis of independent variables with the outcome variables, age of mother, occupational status of mother, number of living children and knowledge of mother about modern contraceptive methods were the independent predicators for unmet need of modern contraception.

Even if unmet need is lower than the national level, health care workers should make a strong effort to reduce the unmet need. Policy makers should also use different approaches to educate reproductive age women targeting house wives, older age women, women with poor knowledge of family planning and those having more than four children so that family planning utilization for spacing and limiting will increase. Finally, conducting large scale study using lobust designs is recommended to be carried out.

Abbreviations

HSDP:Health sector development plan; EDHS:Ethiopian Demographic and Health Survey; STI:Sexual transmitted infections; FP:family planning; CPR:contraceptive prevalence rate

Declarations

Ethics approval and consent to participate

After approval, ethical clearance was obtained from institutional Review Board of Arba Minch University. Then, letter was written to the concerned bodies and permission was secured at all levels. No personal identifiers were declared .Iindividual level patient consent is not secured as it was deemed unnecessary

Consent for publication

Not applicable.

Availability of data and materials

All the data are presented in the manuscript. Raw data can be obtained from the principal author through email.

Competing interests

The authors declare that they have no competing interests.

Funding

Funding for the study was secured from Mekelle University

Authors’ contributions

ST, DH & DS conceived the study, participated in data collection, performed analysis and interpretation of the data and drafted the paper and prepared all versions of the manuscript. All authors read and approved the final manuscript.

Acknowledgements

We are grateful to Mekelle University, College of Health Sciences for sponsoring this research project. We would also like to extend our gratitude to all participants for being volunter to participate. Last but not least, we are grateful to the data collectors for undertaking their tasks with extreme caution.

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