No.
|
Author, year, reference number
|
Study area (years of the survey)
|
Study design
|
Age range / mean or median
|
Sex (n)
|
Participants
|
No. positive (prevalence)
|
Method of diagnosis
|
Primer sequence (amplification length)
|
Subtypes (n)
|
Clinical manifestation(n/N)
|
Blastocystis subtypes in patients with diarrhea (n)
|
1.
|
Li LH et al., 2007, [20]
|
Shanghai (2006)
|
Cross-sectional observational study
|
2–96 years /–
|
NA
|
1505 people living in villages
|
29 (1.93%)
|
PCR
|
NA
|
ST1 (6), ST2 (1), ST3 (17), ST6 (1), ST1+ST3 (2), Unknown (2)
|
NA
|
NA
|
2.
|
Li LH et al., 2007, [20]
|
Eryuan county, Yunnan (2005)
|
Cross-sectional observational study
|
5–57 years /–
|
NA
|
407 people from villages
|
75 (18.43%)
|
PCR
|
NA
|
ST1 (22), ST2 (6), ST3 (38), ST1+ST3 (5), ST2+ST3 (1), Unknown (3)
|
NA
|
NA
|
3.
|
Li LH et al., 2007, [20]
|
Yongjia county, Zhejiang (2006)
|
Cross-sectional observational study
|
4 months to 90 years/–
|
NA
|
170 in-patients
|
10 (5.88%)
|
PCR
|
NA
|
ST1 (3), ST2 (1), ST3 (6)
|
NA
|
NA
|
4.
|
Gong B, Liu X, 2019, [21]
|
Mengla County, Yunnan (2014)
|
Cross-sectional observational study
|
21–72 years /–
|
NA
|
289 Yao people from villages
|
13 (4.50%)
|
PCR
|
NA (260bp)
|
ST1 (3), ST3 (8), ST4 (1), Unknown (1)
|
Diarrhea (6/29*), abdominal pain (2/29*)
|
NA
|
5.
|
Zhou Ruimin et al., 2019, [22]
|
Rural permanent population in Henan (2015)
|
Cross-sectional observational study
|
1–101 years/ 38.95 years
|
Male (3191), female (3515)
|
6706 residents of Qinba Mountains Ecological Zone
|
3 (0.04%)
|
Iodine
|
NA
|
NA
|
NA
|
NA
|
6.
|
ZHANG Shun-xian et al., 2016, [23]
|
Kunming Yunnan (2014–2015)
|
Case-control study
|
Diarrhea cases (1121): 0–6 months (186), 6–12 months (263), 1–2 years (269), 2–5 years (132), 5–65 years (244), > 65 years (27)
|
Diarrhea cases (1121): male (559), female (562). Non-diarrhea cases (319): male (165), female (154).
|
1121 diarrhea cases and 319 non-diarrhea cases from hospitals
|
Diarrhea cases: 47 (4.19%), non-diarrhea cases: 11 (3.44%)
|
PCR
|
Forward primer (5’ -CGAATGGCTCATTATATCAGTT-3'), reverse primer (5’ -TCTTCGTTACCCGTTACTGC-3'), (1100 bp)
|
Diarrhea cases: ST1 (46), ST2 (1)
non-diarrhea cases: ST1 (11)
|
Diarrhea cases: vomiting (263/1121), dehydration (64/1121)
|
Diarrhea cases: ST1 (46), ST2 (1)
|
7.
|
He Shanshan, 2013, [24]
|
Bama Yao autonomous county, Guangxi (2011)
|
Cross-sectional observational study
|
2–80 years/–
|
Male (253), female (244).
|
497 local residents
|
215 (43.26%)
|
Improved acid ether centrifugal sedimentation / PCR**
|
Forward primer (F): 5’ -GAAGGACTCTCTGACGATGA-3'
reverse primer (R): 5’ -GTCCAAATGAAAGGCAGC-3' (351 bp), F: 5’ -ATCAGCCTACAATCTCCTC-3', R: 5’ -ATCGCCACTTCTCCAAT-3' (650 bp), F: 5’ -TAGGATTTGGTGTTTGGAGA-3', R: 5’ -TTAGAAGTGAAGGAGATGGAAG-3' (526 bp)
|
ST1 (25), ST6 (1), ST1+ST6 (1), Unknown (78)
|
NA
|
NA
|
8.
|
Yang Yan, 2011, [25]
|
Beihai City and Qinzhou City, Guangxi (2010)
|
Cross-sectional observational study
|
6 months to 91 years
|
Male (702), female (664).
|
1366 rural permanent population
|
360 (36.35%)
|
Improved acid ether centrifugal sedimentation / PCR a
|
Forward primer (F): 5’ -GAAGGACTCTCTGACGATGA-3'
reverse primer (R): 5’ -GTCCAAATGAAAGGCAGC-3' (351 bp), F: 5’ -ATCAGCCTACAATCTCCTC-3', R: 5’ -ATCGCCACTTCTCCAAT-3' (650 bp), F: 5’ -TAGGATTTGGTGTTTGGAGA-3', R: 5’ -TTAGAAGTGAAGGAGATGGAAG-3' (526 bp)
|
ST1 (12), ST3 (2), ST4 (1), ST6 (1), ST7 (3), ST1+others (6), Unknown (12)
|
NA
|
NA
|
9.
|
Wang Zunfu, 2015, [26]
|
Guangxi (2013–2014)
|
Cross-sectional observational study
|
HIV/AIDS patients: 21–85 years / mean 48.6, general population: 18–81 years / mean 46.6
|
HIV/AIDS patients: male (216), female (69), general population: male (101), female (49)
|
285 HIV/AIDS patients, 150 general population
|
HIV/AIDS patients: 59 (20.70%), general population: 38 (25.33%)
|
Improved acid ether centrifugal sedimentation
|
NA
|
NA
|
NA
|
NA
|
10.
|
Tian LG et al., 2012, [27]
|
Fuyang city, Anhui (2008)
|
Case-control study
|
HIV positives: 6–65 years / mean 42.8 years, HIV negative individuals: 6–65 years / mean 41.5 years
|
HIV positives: 143 males and 159 females, 303 HIV negative Individuals: 144 males and 159 females
|
302 HIV positives, 303 HIV negative Individuals
|
HIV positives: 49 (16.23%), HIV negative Individuals: 67 (22.11%)
|
In vitro culture
|
NA
|
NA
|
NA
|
NA
|
11.
|
Teng Xuejiao et al., 2018, [28]
|
Tengchong city, Yunnan (2016–2017)
|
Cross-sectional observational study
|
10–74 years / mean 40.4 years
|
HIV positives: male (157), female (167)
|
324
|
12 (3.70%)
|
PCR
|
Forward primer: 5′-GGAGGTAGTGACAATAA-ATC-3′ reverse primer: 5′-ACTAGGAATTCCTCGTTC-ATG-3′ (1100 bp)
|
ST1(3), ST3(2), ST4(3), ST7(3), ST12(1)
|
Diarrhea (3/12)
|
ST1(2), ST12(1)
|
12.
|
Li XX et al., 2015, [29]
|
Gushi County, Henan (2012)
|
Cross-sectional observational study
|
≤ 60 years old(153), > 60 years old (188) / median 62 years
|
Male (249), female (120)
|
369 Patients with pulmonary TB (PTB) undergoing anti-Mycobacterium tuberculosis treatment
|
22 (5.96%)
|
In vitro culture
|
NA
|
NA
|
NA
|
NA
|
13.
|
Zhang W et al., 2017, [30]
|
Harbin city, Heilongjiang (2016–2017)
|
Cross-sectional observational study
|
25 to 84 years
|
Male (220), female (161)
|
381 cancer patients: lung (90), stomach (88), colorectal (49), liver (47), esophagus (29), breast (28), hematologic (22), other types of cancer (28)
|
27 (7.09%)
|
PCR
|
NA (600 bp)
|
ST1 (12), ST3 (15)
|
Diarrhea (14/27)
|
ST1(8), ST3(6)
|
14.
|
HU Ying et al., 2015, [31]
|
Nanning city, Guangxi (2013–2014)
|
Cross-sectional observational study
|
5 to 79 years
|
Male (378), female (305)
|
683 tumor patients: Digestive system (228), respiratory system (189), urinary system (128), nervous system (87), other tumor patients (51)
|
Smear: 29(4.25%), improved acid ether centrifugal sedimentation: 83 (12.15%)
|
Smear/ improved acid ether centrifugal sedimentation
|
NA
|
NA
|
NA
|
NA
|
15.
|
HU Ying et al., 2017, [32]
|
Nanning city, Guangxi (2016)
|
Cross-sectional observational study
|
< 42 years old (310), ≥ 42 years old (603)
|
Male (367), female (546)
|
913 patients with chronic diseases
|
Smear: 30 (3.29%), improved acid ether centrifugal sedimentation: 137 (15.01%)
|
Smear/ improved acid ether centrifugal sedimentation
|
NA
|
NA
|
Diarrhea (80), abdominal pain (71), anorexia (51), nausea and vomiting (34), wasting (42), fever (27)
|
NA
|