Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

87 questions · 91 findings · 12 reviews

No studies found 12 · 13.2%GRADE not reported 6 · 6.6%Very low 35 · 38.5%Low 30 · 33%Moderate 8 · 8.8%High 0 · 0%

Psychological interventions vs treatment

Incidence of depression ‐ post‐intervention: 0 months · adults with long‐term physical conditions (18 years or older)

It is very uncertain whether psychological interventions changes incidence of depression ‐ post‐intervention: 0 months compared with treatment (very low certainty).

1 finding from 1 review

Psychological interventions vs treatment

Acceptability · adults with long‐term physical conditions (18 years or older)

Psychological interventions may leads to higher acceptability ‐ drop‐outs due to any cause: post‐intervention compared with treatment (low certainty).

2 findings from 1 review

Evidence‐based psychological interventions vs any comparator

Diagnosis of depression · Children or adolescents

Evidence‐based psychological interventions probably leads to lower evidence‐based psychological interventions versus any comparator… compared with any comparator (moderate certainty).

3 findings from 1 review

Evidence‐based psychological interventions vs any comparator

Evidence‐based psychological interventions versus any comparator (Universal programmes) ‐ self‐rated depression scores (higher score is equivalent to a poorer outcome) · Children or adolescents
1 finding from 1 review

Lay health worker‐led psychological interventions vs usual care

Recovery from CMD ‐ intermediate term (1 to 6 months post intervention) Recovery defined by GDS ≤ 11a; HDRS < 7b; HDRS < 8c; PHQ‐9 < 6d; PHQ‐9 < 5 or 50% reduction from baselinee (RR > 1 denotes greater likelihood of recovery) · adults with common mental disorders

Lay health worker‐led psychological interventions may leads to higher recovery from CMDs ‐ intermediate term (1 to 6 months post… compared with usual care (low certainty).

1 finding from 1 review

Lay health worker‐led psychological interventions vs usual care

Prevalence of CMDs ‐ intermediate term (1 to 6 months post intervention) Diagnosis defined by SRQ‐20 > 7b; PHQ‐9 ≥ 11d (RR < 1 denotes lower prevalence compared to control) · adults with common mental disorders

Lay health worker‐led psychological interventions may leads to lower prevalence of CMDs ‐ intermediate term (1 to 6 months post… compared with usual care (low certainty).

1 finding from 1 review

Lay health worker‐led psychological interventions vs usual care

Severity of CMD symptoms (including anxiety and depression) ‐ intermediate term (1 to 6 months post intervention) Measured by PHQ‐9a,d,f; SRQ‐20b (higher score, higher severity) · adults with common mental disorders
1 finding from 1 review

Lay health worker‐led psychological interventions vs usual care

PTS symptoms ‐ intermediate term (1 to 6 months post intervention) PCL‐5a,d,e; PCL‐6f; Post‐traumatic Stress Diagnostic Scaleb (higher score = higher severity) · adults with post‐traumatic stress and CMDs
1 finding from 1 review