Background: Few studies have explored patterns of physical activity (PA) and examined their relationship with depression among community-dwelling older adults. An understanding of PA patterns in this population may have implications for the development of community interventions, both to support beneficial patterns of PA and to target specific latent classes of community-dwelling older adults.
Methods: We conducted a cross-sectional survey study in the Minhang district, Shanghai, China, in August 2019, and used a self-administered questionnaire to collect data through home visits. The total sample included 2,525 older adults. This study used the Physical Activity Scale for the Elderly (PASE) to assess the quantity of PA in older adults. Depression was evaluated with the Geriatric Depression Scale (GDS). Latent class analysis (LCA) was used to identify subpopulations by shared item response patterns. Logistic regressions were performed to estimate the relationship between PASE score, patterns of PA, and depression.
Results: Four latent classes were identified: “domestic types,” “athletic types,” “gardening/caring types,” and “walkers.” PASE scores and latent class predicted depression independently. Older adults who were the most active (PASE quartile: 75–100%) and the athletic types had the strongest significant association with depression (relative risk = 0.21, 95% CI: 0.06–0.68), followed by those who were the most active (PASE quartile: 75–100%) and the walkers (relative risk = 0.28, 95% CI: 0.14–0.57) when compared with older adults with the least activity (PASE quartile: 0–25%) and domestic types. Older adults who were the most active (PASE quartile: 75–100%) and the gardening/caring types were most likely to be depressed (relative risk = 1.66, 95% CI: 1.03–2.69).
Conclusion: This study suggests an overall protective effect of physical activity on depression among community-dwelling older adults. Population-level intervention should combine being athletic with other patterns of physical activity. To develop individual-level tailored interventions, more attention should be paid to older adults who are highly engaged in caring for others.

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Posted 30 Dec, 2020
On 05 May, 2021
Received 18 Apr, 2021
On 09 Apr, 2021
Received 23 Mar, 2021
On 18 Mar, 2021
Invitations sent on 15 Mar, 2021
On 15 Mar, 2021
On 27 Dec, 2020
On 27 Dec, 2020
On 21 Dec, 2020
Posted 30 Dec, 2020
On 05 May, 2021
Received 18 Apr, 2021
On 09 Apr, 2021
Received 23 Mar, 2021
On 18 Mar, 2021
Invitations sent on 15 Mar, 2021
On 15 Mar, 2021
On 27 Dec, 2020
On 27 Dec, 2020
On 21 Dec, 2020
Background: Few studies have explored patterns of physical activity (PA) and examined their relationship with depression among community-dwelling older adults. An understanding of PA patterns in this population may have implications for the development of community interventions, both to support beneficial patterns of PA and to target specific latent classes of community-dwelling older adults.
Methods: We conducted a cross-sectional survey study in the Minhang district, Shanghai, China, in August 2019, and used a self-administered questionnaire to collect data through home visits. The total sample included 2,525 older adults. This study used the Physical Activity Scale for the Elderly (PASE) to assess the quantity of PA in older adults. Depression was evaluated with the Geriatric Depression Scale (GDS). Latent class analysis (LCA) was used to identify subpopulations by shared item response patterns. Logistic regressions were performed to estimate the relationship between PASE score, patterns of PA, and depression.
Results: Four latent classes were identified: “domestic types,” “athletic types,” “gardening/caring types,” and “walkers.” PASE scores and latent class predicted depression independently. Older adults who were the most active (PASE quartile: 75–100%) and the athletic types had the strongest significant association with depression (relative risk = 0.21, 95% CI: 0.06–0.68), followed by those who were the most active (PASE quartile: 75–100%) and the walkers (relative risk = 0.28, 95% CI: 0.14–0.57) when compared with older adults with the least activity (PASE quartile: 0–25%) and domestic types. Older adults who were the most active (PASE quartile: 75–100%) and the gardening/caring types were most likely to be depressed (relative risk = 1.66, 95% CI: 1.03–2.69).
Conclusion: This study suggests an overall protective effect of physical activity on depression among community-dwelling older adults. Population-level intervention should combine being athletic with other patterns of physical activity. To develop individual-level tailored interventions, more attention should be paid to older adults who are highly engaged in caring for others.

Figure 1

Figure 2
This is a list of supplementary files associated with this preprint. Click to download.
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