Temporal Relationships Between Depression, Self-Efficacy, and Physical Activity in Individuals With Stroke.
Grace C Bellinger, Ryan T Roemmich, Kevin J Psoter and 3 others
PMID 41477094WHAT IT FOUND
After stroke, higher self-efficacy was followed by more steps only when depressive symptoms were low.
Higher depressive symptoms were followed by lower self-efficacy. Steps were not followed by changes in mood or self-efficacy.
Key findings
01Prior depressive symptoms and self-efficacy were significantly associated with next-month physical activity, and they interacted: higher self-efficacy was associated with more steps when depressive symptoms were low, not when depressive symptoms were high.
02Higher depressive symptoms were significantly associated with lower self-efficacy the following month, regardless of prior physical activity.
03Prior physical activity and prior self-efficacy were not significantly associated with depressive symptoms the following month.
STILL TO COME
How it was doneWhat they foundWhat it means for PTsWhat it means for OTs
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What it does not show
The sample was a convenience sample from a larger study powered for additional analyses. Many enrolled participants were not included in the analyses: 100 enrolled, 80 completed, and only 73 or 57 were used in the models, so findings may not apply to all people with stroke. Participants who were excluded differed from those analysed: they were more likely to identify as Black or African American and were enrolled earlier after stroke. Participants had to have home wi-fi and walk as a primary mode of mobility, so the findings may not apply to people without internet access or who do not walk. Depressive symptoms were measured with a short self-report survey, not a clinical diagnosis of depression. The study used a 1-month lag, so it may miss relationships that develop over shorter or longer periods. It shows temporal associations, not proof that one factor causes the next.
Declared interests
The investigators reported no financial or nonfinancial disclosures.
The easy way to misread this
Do not read these associations as proof that treating depression will increase steps or self-efficacy. This was an observational study with no intervention and a 1-month lag.
Summarised by AI from the full paper, without a clinician reviewing it. Check it against the source before it changes what you do. Read it on PubMed →