PRISMA flow chart of search process.

<p>PRISMA flow chart of search process.</p

Forest plot showing correlation between education and depressive symptoms in stroke patients.

<p>Negative correlation = low education increases depressive symptoms; Positive correlation = low education decreases depressive symptoms. DS = depressive symptoms. * adjusted for sex, income, smoking, age, cognitive dysfunction and activities of daily living. DS = depressive symptoms.</p

Sensitivity analysis comparing studies with depression defined as mild symptoms and above vs clinical depression or severe depressive symptoms only.

<p>Sensitivity analysis comparing studies with depression defined as mild symptoms and above vs clinical depression or severe depressive symptoms only.</p

Mean years of education for those with and without post-stroke depression.

<p>Random effects model for the mean difference. Negative mean difference = lower education decreases risk of post-stroke depression and positive mean difference = higher education decreases risk of post-stroke depression.</p

Forest plot comparing low vs high education and risk of depressive symptoms following stroke.

<p>OR<1: low education decreases risk post-stroke depression; OR>1 low education increases risk of post-stroke depression. Random effects model.</p

Sensitivity analysis comparing studies adjusted for age and sex vs unadjusted studies.

<p>Sensitivity analysis comparing studies adjusted for age and sex vs unadjusted studies.</p