Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,539 questions · 2,602 findings · 424 reviews · Headline outcomes only

No studies found 572 · 22%GRADE not reported 189 · 7.3%Very low 527 · 20.3%Low 685 · 26.3%Moderate 514 · 19.8%High 115 · 4.4%

Intervention vs usual care

Exacerbations (number of people experiencing ≥ 1 exacerbations) · COPD and at least one other long‐term condition

It is very uncertain whether intervention changes exacerbations ‐ number of people experiencing one or more  compared with usual care (very low certainty).

1 finding from 1 review

Discontinuation with high‐intensity psychological interventions vs continuation

Risk of relapse (as defined by study authors) (HR) · participants with long‐term antidepressants for depressive disorders

Discontinuation with high‐intensity psychological interventions showed no clear difference in risk of relapse (as defined by study authors) (HR) compared with continuation (low certainty).

1 finding from 1 review

Abrupt discontinuation vs continuation of long‐term antidepressants

Relapse · participants with depressive or anxiety disorders

It is very uncertain whether abrupt discontinuation changes relapse (as defined by study authors) (HR) compared with continuation of long‐term antidepressants (very low certainty).

1 finding from 1 review

Abrupt discontinuation vs continuation of long‐term antidepressants

Adverse events · participants with depressive or anxiety disorders

It is very uncertain whether abrupt discontinuation changes adverse events compared with continuation of long‐term antidepressants (very low certainty).

1 finding from 1 review