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Search review questions

Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

Limit to evidence status or GRADE (optional)

2,206 questions in 117 reviews · Common Mental Disorders

current versions
No studies 387 · 17.5%Ungraded 111 · 5%Very low 635 · 28.8%Low 568 · 25.7%Moderate 449 · 20.4%High 56 · 2.5%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

QuestionEffectEvidenceStatus / GRADE
Lithium vs electroconvulsive therapy (ECT)
Adverse events · acute mania
Lithium for acute mania (2019) · Cochrane
no estimate extractedNRNo studies
Lithium vs all antimanic agents
Efficacy: response (categorical) YMRS/MRS/BPRS change by ≥ 50% at end of study · acute mania
Lithium for acute mania (2019) · Cochrane
OR 1.36 [1.01, 1.83]14 studies · 3666 participantsHigh
Lithium vs all antimanic agents
Efficacy: response (continuous) YMRS/BPRS: change from baseline to end of study · acute mania
Lithium for acute mania (2019) · Cochrane
no estimate extracted19 studies · 2410 participantsLow
Lithium vs valproate
Efficacy: response (categorical) YMRS/SADS‐C decrease ≥ 50% by end of study · acute mania
Lithium for acute mania (2019) · Cochrane
OR 1.22 [0.87, 1.7]5 studies · 607 participantsModerate
Lithium vs all antimanic agents
Efficacy: remission (categorical) YMRS ≤ 12 at end of study · acute mania
Lithium for acute mania (2019) · Cochrane
no estimate extractedNRNo studies
Lithium vs all antimanic agents
Acceptability: total withdrawals · acute mania
Lithium for acute mania (2019) · Cochrane
OR 1.16 [0.89, 1.52]24 studies · 4201 participantsHigh
Lithium vs all antimanic agents
Adverse events · acute mania
Lithium for acute mania (2019) · Cochrane
no estimate extractedNRNo studies
Lithium vs valproate
Efficacy: response (continuous) Change in YMRS (ITT‐LOCF) from baseline to end of study · acute mania
Lithium for acute mania (2019) · Cochrane
no estimate extracted5 studies · 398 participantsVery low
Valproate vs placebo
Response rate at 3 weeks (primary efficacy outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 2.05 [1.32, 3.2]4 studies · 869 participantsHigh
Valproate vs placebo
Dropout rate ‐ All‐cause At 4‐6 weeks (secondary acceptability outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
OR 1.77 [0.83, 3.78]2 studies · 179 participantsLow
Valproate vs lithium
Response rate at 3 weeks (primary efficacy outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.8 [0.48, 1.35]3 studies · 356 participantsModerate
Valproate vs lithium
Number of participants with any adverse event at 2‐4 weeks (primary tolerability outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.61 [0.25, 1.5]2 studies · 164 participantsLow
Valproate vs lithium
Individual adverse events ‐ Sedation At 3 weeks (secondary tolerability outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.96 [0.35, 2.67]1 study · 105 participantsLow
Valproate vs lithium
Change in symptom severity at 3 weeks (secondary efficacy outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
no estimate extracted2 studies · 57 participantsVery low
Valproate vs lithium
Dropout rate ‐ All‐cause At 2‐4 weeks (secondary acceptability outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.83 [0.47, 1.45]3 studies · 388 participantsModerate
Valproate vs lithium
Response rate at 8 weeks (primary efficacy outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.57 [0.31, 1.07]1 study · 197 participantsVery low
Valproate vs lithium
Number of participants with any adverse event (primary tolerability outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
no estimate extractedNRNo studies
Valproate vs lithium
Individual adverse events ‐ Sedation At 8 weeks (secondary tolerability outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
OR 1.59 [0.84, 3]1 study · 190 participantsVery low
Valproate vs lithium
Change in symptom severity of mania rating scale at 8 weeks (secondary efficacy outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
no estimate extracted1 study · 190 participantsVery low
Valproate vs placebo
Number with any adverse event after 3 weeks (primary tolerability outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 1.63 [1.13, 2.36]3 studies · 745 participantsModerate
Valproate vs lithium
Dropout rate ‐ All‐cause At 8 weeks (secondary acceptability outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.74 [0.39, 1.37]1 study · 197 participantsVery low
Valproate vs olanzapine
Response rate at endpoint at 3 weeks (primary efficacy outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.77 [0.48, 1.25]2 studies · 667 participantsLow
Valproate vs olanzapine
Number of participants with any adverse event (primary tolerability outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
no estimate extractedNRNo studies
Valproate vs olanzapine
Adverse events ‐ Sedation At 3‐12 weeks (secondary tolerability outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.5 [0.28, 0.91]2 studies · 536 participantsHigh
Valproate vs olanzapine
Change in symptom severity at 3 weeks (secondary efficacy outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
no estimate extracted4 studies · 826 participantsHigh
Valproate vs olanzapine
Dropout rate ‐ All‐cause At 3‐12 weeks (secondary acceptability outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 1.04 [0.71, 1.52]3 studies · 616 participantsHigh
Valproate vs risperidone
Response rate at 8 weeks (primary efficacy outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.16 [0.08, 0.29]1 study · 197 participantsLow
Valproate vs risperidone
Number of participants with any adverse event (primary tolerability outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
no estimate extractedNRNo studies
Valproate vs risperidone
Adverse events ‐ Sedation At 8 weeks (secondary tolerability outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.5 [0.28, 0.91]1 study · 189 participantsVery low
Valproate vs risperidone
Change in symptom severity at 5 ‐ 12 weeks (secondary efficacy outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
no estimate extracted2 studies · 228 participantsLow
Valproate vs placebo
Individual adverse events ‐ Sedation At 3‐8 weeks (secondary tolerability outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 1.76 [0.95, 3.24]5 studies · 932 participantsHigh
Valproate vs risperidone
Dropout rate ‐ All‐cause (secondary acceptability outcome) At 5 ‐ 12 weeks · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
OR 1.96 [1, 3.82]2 studies · 236 participantsLow
Valproate vs placebo
Change in symptom severity at 3 weeks (secondary efficacy outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
no estimate extracted4 studies · 907 participantsModerate
Valproate vs placebo
Dropout rate ‐ All‐cause 3‐8 weeks (secondary acceptability outcome) · Adults (aged 18 and over) with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.83 [0.64, 1.07]6 studies · 1156 participantsModerate
Valproate vs placebo
Response rate at 4 weeks (primary efficacy outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
OR 1.11 [0.51, 2.38]1 study · 151 participantsVery low
Valproate vs placebo
Number with any adverse event at 4 weeks (primary tolerability outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
OR 1.39 [0.71, 2.71]1 study · 150 participantsVery low
Valproate vs placebo
Individual adverse events ‐ Sedation At 4 weeks (secondary tolerability outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
OR 0.4 [0.12, 1.37]1 study · 150 participantsVery low
Valproate vs placebo
Change in symptom severity at 4 weeks (secondary efficacy outcome) · Children and adolescents with acute mania
Valproate for acute mania (2019) · Cochrane
no estimate extracted1 study · 144 participantsVery low
Family therapy vs standard care/treatment
Remission post‐intervention
Family therapy approaches for anorexia nervosa (2019) · Cochrane
RR 3.83 [1.6, 9.13]2 studies · 81 participantsLow
Family therapy vs standard care/treatment
Remission at long‐term
Family therapy approaches for anorexia nervosa (2019) · Cochrane
RR 6.09 [0.33, 110.84]1 study · 41 participantsLow
Family therapy vs standard care/treatment
Mortality at long‐term
Family therapy approaches for anorexia nervosa (2019) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Family therapy vs psychological interventions
Remission post‐intervention
Family therapy approaches for anorexia nervosa (2019) · Cochrane
RR 1.22 [0.89, 1.67]5 studies · 252 participantsVery low
Family therapy vs psychological interventions
Remission at long‐term
Family therapy approaches for anorexia nervosa (2019) · Cochrane
RR 1.08 [0.91, 1.28]4 studies · 200 participantsVery low
Family therapy vs psychological interventions
All‐cause mortality ‐ long‐term outcome
Family therapy approaches for anorexia nervosa (2019) · Cochrane
no estimate extracted0 participantsUngraded
Family therapy vs educational interventions
Remission at long‐term
Family therapy approaches for anorexia nervosa (2019) · Cochrane
RR 9 [0.53, 153.79]1 study · 30 participantsVery low
Any early psychological intervention vs waiting list/usual care
PTSD diagnosis: post‐treatment · various
Multiple session early psychological interventions for the prevention of post‐traumatic stress disorder (2019) · Cochrane
RR 1.06 [0.85, 1.32]5 studies · 556 participantsVery low
Any early psychological intervention vs active control condition
Severity of depressive symptoms: 3–6 months · various
Multiple session early psychological interventions for the prevention of post‐traumatic stress disorder (2019) · Cochrane
no estimate extracted2 studies · 409 participantsLow
Any early psychological intervention vs active control condition
Severity of anxiety symptoms: 3–6 months · various
Multiple session early psychological interventions for the prevention of post‐traumatic stress disorder (2019) · Cochrane
no estimate extracted2 studies · 414 participantsLow
Any early psychological intervention vs active control condition
General functioning: 3–6 months · various
Multiple session early psychological interventions for the prevention of post‐traumatic stress disorder (2019) · Cochrane
no estimate extracted1 study · 239 participantsLow
Any early psychological intervention vs waiting list/usual care
PTSD diagnosis: 3–6 months · various
Multiple session early psychological interventions for the prevention of post‐traumatic stress disorder (2019) · Cochrane
RR 0.62 [0.41, 0.93]5 studies · 758 participantsLow