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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)

1,248 questions in 108 reviews · Stroke

current versions
No studies 275 · 22%Ungraded 56 · 4.5%Very low 269 · 21.6%Low 349 · 28%Moderate 216 · 17.3%High 83 · 6.7%

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
Pharmacological interventions (antidepressants) vs placebo
Depression: meeting study criteria for depression at end treatment (Analysis 1.1) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
RR 0.5 [0.37, 0.68]9 studies · 734 participantsVery low
Psychological therapy vs usual care and/or attention control
Depression: mean scores at end of treatment (Analysis 2.3) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted2 studies · 132 participantsUngraded
Psychological therapy vs usual care and/or attention control
Psychological distress: mean scores at end of treatment (Analysis 2.6) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted1 study · 450 participantsUngraded
Psychological therapy vs usual care and/or attention control
General Health: mean scores at end of treatment (Analysis 2.8) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted1 study · 240 participantsUngraded
Psychological therapy vs usual care and/or attention control
Social activities: mean scores at end of treatment (Analysis 2.10) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted2 studies · 690 participantsVery low
Psychological therapy vs usual care and/or attention control
Activities of daily living: mean scores at end of treatment (Analysis 2.12) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted4 studies · 879 participantsUngraded
Psychological therapy vs usual care and/or attention control
Adverse events: death ‐ at end of treatment (Analysis 2.16) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
RR 1.18 [0.73, 1.91]5 studies · 975 participantsVery low
Pharmacological interventions (antidepressants) vs placebo
Scoring above cut‐off points for a depressive disorder at end of treatment (Analysis 1.2) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Pharmacological interventions (antidepressants) vs placebo
Depression: mean scores at end of treatment (Analysis 1.4) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted4 studies · 100 participantsVery low
Pharmacological interventions (antidepressants) vs placebo
Cognition: mean scores at end of treatment (Analysis 1.6) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted2 studies · 48 participantsVery low
Pharmacological interventions (antidepressants) vs placebo
Activities of daily living: mean scores at end of treatment (Analysis 1.8) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted3 studies · 116 participantsVery low
Pharmacological interventions (antidepressants) vs placebo
Disability: mean scores at end of treatment (Analysis 1.10) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted4 studies · 204 participantsUngraded
Pharmacological interventions (antidepressants) vs placebo
Adverse events: death ‐ at end of treatment Analysis 1.12 · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
RR 1.25 [0.32, 4.91]9 studies · 496 participantsVery low
Psychological therapy vs usual care and/or attention control
Depression: meeting study criteria for depression at end of treatment (Analysis 2.1) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
RR 0.68 [0.49, 0.94]2 studies · 607 participantsVery low
Psychological therapy vs usual care and/or attention control
Scoring above cut‐off points for a depressive disorder at end of treatment (Analysis 2.2) · people with stroke
Pharmacological, psychological and non‐invasive brain stimulation interventions for preventing depression… (2020) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Oral health care interventions vs usual care
Dental plaque (Analysis 1.1) · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extracted2 studies · 83 participantsVery low
Oral health care intervention vs placebo
Presence of oral disease · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extractedNRNo studies
Oral health care intervention vs placebo
Presence of related infection: pneumonia (Analysis 2.1) · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
OR 0.39 [0.14, 1.09]2 studies · 242 participantsLow
Oral health care intervention vs placebo
Stroke survivor and providers' knowledge and attitudes to oral health care · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extractedNRNo studies
One oral healthcare intervention vs another oral healthcare intervention
Dental plaque (Analysis 3.1) · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extracted1 study · 61 participantsLow
One oral healthcare intervention vs another oral healthcare intervention
Denture plaque · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extractedNRNo studies
One oral healthcare intervention vs another oral healthcare intervention
Presence of oral disease · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extractedNRNo studies
One oral healthcare intervention vs another oral healthcare intervention
Presence of related infection: pneumonia · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extractedNRNo studies
One oral healthcare intervention vs another oral healthcare intervention
Stroke survivor and providers' knowledge and attitudes to oral health care · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extractedNRNo studies
Oral health care interventions vs usual care
Denture plaque (Analysis 1.3) · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extracted1 study · 38 participantsLow
Oral health care interventions vs usual care
Presence of oral disease: gingivitis (Analysis 1.4) · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extracted2 studies · 83 participantsVery low
Oral health care interventions vs usual care
Presence of oral disease: denture‐induced stomatitis (Analysis 1.6) · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extracted1 study · 38 participantsLow
Oral health care interventions vs usual care
Presence of related infection: pneumonia (Analysis 1.7) · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
OR 4.17 [0.82, 21.11]1 study · 204 participantsLow
Oral health care interventions vs usual care
Stroke survivor and providers' knowledge to OHC: knowledge (Analysis 1.8) · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
SMD 0.7 [0.06, 1.35]3 studies · 728 participantsVery low
Oral health care interventions vs usual care
Stroke survivor and providers' attitudes to OHC: attitude (Analysis 1.11) · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
SMD 0.28 [0.01, 0.54]3 studies · 728 participantsVery low
Oral health care intervention vs placebo
Dental plaque · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extractedNRNo studies
Oral health care intervention vs placebo
Denture plaque · adults with stroke
Interventions for improving oral health in people after stroke (2020) · Cochrane
no estimate extractedNRNo studies
Mental practice in addition to other treatment vs other treatment (± placebo)
Mean upper extremity activity · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extracted15 studies · 397 participantsModerate
Mental practice vs conventional therapy
Mean quality of life: not reported · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extractedNRNo studies
Mental practice vs conventional therapy
Mean economic costs: not reported · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extractedNRNo studies
Mental practice vs conventional therapy
Mean adverse events: not reported · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extractedNRNo studies
Mental practice in addition to other treatment vs other treatment (± placebo)
Mean upper extremity impairment · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extracted15 studies · 397 participantsModerate
Mental practice in addition to other treatment vs other treatment (± placebo)
Mean activities of daily living · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extracted4 studies · 157 participantsLow
Mental practice in addition to other treatment vs other treatment (± placebo)
Mean quality of Life · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Mental practice in addition to other treatment vs other treatment (± placebo)
Mean economic costs: not reported · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extractedNRNo studies
Mental practice in addition to other treatment vs other treatment (± placebo)
Mean adverse events: not reported · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extractedNRNo studies
Mental practice vs conventional therapy
Mean upper extremity activity · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Mental practice vs conventional therapy
Mean upper extremity impairment · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extracted3 studies · 50 participantsLow
Mental practice vs conventional therapy
Mean activities of daily living · treating upper extremity deficits in individuals with hemiparesis after stroke
Mental practice for treating upper extremity deficits in individuals with hemiparesis after stroke (2020) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Electromechanical‐ and robot‐assisted gait training plus physiotherapy vs physiotherapy (or usual care)
Independent walking (primary outcome) · patients walking after stroke
Electromechanical‐assisted training for walking after stroke (2020) · Cochrane
OR 2.01 [1.51, 2.69]38 studies · 1572 participantsHigh
Electromechanical‐ and robot‐assisted gait training plus physiotherapy vs physiotherapy (or usual care)
Mean walking velocity (secondary outcome; metres per second) · patients walking after stroke
Electromechanical‐assisted training for walking after stroke (2020) · Cochrane
no estimate extracted42 studies · 1600 participantsLow
Electromechanical‐ and robot‐assisted gait training plus physiotherapy vs physiotherapy (or usual care)
Mean walking capacity (secondary outcome; metres walked in 6 minutes) · patients walking after stroke
Electromechanical‐assisted training for walking after stroke (2020) · Cochrane
no estimate extracted24 studies · 983 participantsModerate
Electromechanical‐ and robot‐assisted gait training plus physiotherapy vs physiotherapy (or usual care)
Loss to study during intervention phase, dropouts (secondary outcome)Number of dropouts · patients walking after stroke
Electromechanical‐assisted training for walking after stroke (2020) · Cochrane
no estimate extracted62 studies · 2440 participantsModerate
Electromechanical‐ and robot‐assisted gait training plus physiotherapy vs physiotherapy (or usual care)
Death from all causes until end of intervention phase (secondary outcome)Number of deaths (from all causes) · patients walking after stroke
Electromechanical‐assisted training for walking after stroke (2020) · Cochrane
RR 062 studies · 2440 participantsModerate
Iron chelator vs placebo
Death from all causes at end of scheduled · adults with acute stroke
Iron chelators for acute stroke (2020) · Cochrane
no estimate extracted1 study · 291 participantsLow