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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)

601 questions in 75 reviews · Schizophrenia

current versions
No studies 601 · 100%Ungraded 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

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
ECT alone vs antipsychotics
Response to treatment Clinically significant response to treatment as defined by each study · people with treatment‐resistant schizophrenia
Electroconvulsive therapy for treatment‐resistant schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
ECT alone vs antipsychotics
Cognitive functioning Clinically important change in cognitive functioning as defined by each study · people with treatment‐resistant schizophrenia
Electroconvulsive therapy for treatment‐resistant schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
ECT alone vs antipsychotics
Satisfaction and acceptability of treatment ‐ leaving the study early · people with treatment‐resistant schizophrenia
Electroconvulsive therapy for treatment‐resistant schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
ECT alone vs antipsychotics
Service use ‐ hospitalisation · people with treatment‐resistant schizophrenia
Electroconvulsive therapy for treatment‐resistant schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
ECT alone vs antipsychotics
Adverse event/effect(s) ‐ death · people with treatment‐resistant schizophrenia
Electroconvulsive therapy for treatment‐resistant schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
ECT plus standard care vs sham‐ECT plus standard care
Satisfaction and acceptability of treatment ‐ leaving the study early · people with treatment‐resistant schizophrenia
Electroconvulsive therapy for treatment‐resistant schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
ECT plus standard care vs sham‐ECT plus standard care
General functioning Clinically important change in general functioning as defined by each study · people with treatment‐resistant schizophrenia
Electroconvulsive therapy for treatment‐resistant schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
ECT plus standard care vs sham‐ECT plus standard care
Adverse event/effect(s) ‐ death · people with treatment‐resistant schizophrenia
Electroconvulsive therapy for treatment‐resistant schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
ECT plus standard care vs antipsychotics plus standard care
Cognitive functioning Clinically important change in cognitive functioning as defined by each study · people with treatment‐resistant schizophrenia
Electroconvulsive therapy for treatment‐resistant schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
Aspirin plus antipsychotics vs placebo plus antipsychotics
Cognitive functioning: clinically important change in cognitive functioning · people with schizophrenia
Acetylsalicylic acid (aspirin) for schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
Aspirin plus antipsychotics vs placebo plus antipsychotics
Quality of life: clinically important change · people with schizophrenia
Acetylsalicylic acid (aspirin) for schizophrenia (2019) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Social confidence, social inclusion, social networks, or personalised quality of life measures · patients with antipsychotic‐induced TD
Gamma‐aminobutyric acid agonists for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Benzodiazepines vs phenobarbital (as active placebo)
Adverse effect: extrapyramidal symptoms ‐ not reported · psychiatric patients (mainly schizophrenia) with antipsychotic‐induced tardive dyskinesia
Benzodiazepines for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Benzodiazepines vs phenobarbital (as active placebo)
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not measured · psychiatric patients (mainly schizophrenia) with antipsychotic‐induced tardive dyskinesia
Benzodiazepines for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Benzodiazepines vs placebo
Adverse effect: any adverse event · psychiatric patients (mainly schizophrenia) with antipsychotic‐induced tardive dyskinesia
Benzodiazepines for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Benzodiazepines vs placebo
Adverse effect: no clinically significant extrapyramidal adverse effects · psychiatric patients (mainly schizophrenia) with antipsychotic‐induced tardive dyskinesia
Benzodiazepines for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Benzodiazepines vs placebo
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · psychiatric patients (mainly schizophrenia) with antipsychotic‐induced tardive dyskinesia
Benzodiazepines for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Benzodiazepines vs phenobarbital (as active placebo)
Tardive dyskinesia: deterioration in symptoms ‐ not measured · psychiatric patients (mainly schizophrenia) with antipsychotic‐induced tardive dyskinesia
Benzodiazepines for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Tardive dyskinesia ‐ deterioration · people with antipsychotic‐induced tardive dyskinesia
Calcium channel blockers for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Adverse effects ‐ important extrapyramidal adverse effects · people with antipsychotic‐induced tardive dyskinesia
Calcium channel blockers for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Acceptability of treatment ‐ leaving the study early · people with antipsychotic‐induced tardive dyskinesia
Calcium channel blockers for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Social confidence, social inclusion, social networks or personalised quality of life measures ‐ no clinically significant change · people with antipsychotic‐induced tardive dyskinesia
Calcium channel blockers for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
CHOLINERGIC DRUGS vs PLACEBO
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · people with various psychiatric disorders (mainly schizophrenia) and antipsychotic‐induced tardive dyskinesia
Cholinergic medication for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
ANTIEPILEPTIC ‐ LEVETIRACETAM vs PLACEBO
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · female and male 47‐54 years old (mean) patients with various psychiatric conditions and antipsychotic‐induced tardive…
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
ANXIOLYTIC ‐ BUSPIRONE vs PLACEBO
Tardive dyskinesia: Deterioration of symptoms ‐ not reported · female and male 33‐year old (mean) patients with schizophrenia and antipsychotic‐induced tardive dyskinesia
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
ANXIOLYTIC ‐ BUSPIRONE vs PLACEBO
Adverse effects ‐ not reported · female and male 33‐year old (mean) patients with schizophrenia and antipsychotic‐induced tardive dyskinesia
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
ANXIOLYTIC ‐ BUSPIRONE vs PLACEBO
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · female and male 33‐year old (mean) patients with schizophrenia and antipsychotic‐induced tardive dyskinesia
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
FATTY ACID ‐ ETHYL‐EPA vs PLACEBO
Tardive dyskinesia: No clinically important improvement ‐ not reported · female and male 42 (mean) years old patients with schizophrenia or schizoaffective disorder and antipsychotic‐induced…
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
FATTY ACID ‐ ETHYL‐EPA vs PLACEBO
Tardive dyskinesia: Deterioration of symptoms ‐ not reported · female and male 42 (mean) years old patients with schizophrenia or schizoaffective disorder and antipsychotic‐induced…
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
FATTY ACID ‐ ETHYL‐EPA vs PLACEBO
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · female and male 42 (mean) years old patients with schizophrenia or schizoaffective disorder and antipsychotic‐induced…
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
HERB ‐ GINKGO BILOBA vs PLACEBO
Tardive dyskinesia: Deterioration of symptoms ‐ not reported · male 45.2 (mean) years old patients with schizophrenia and antipsychotic‐induced tardive dyskinesia
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
HERB ‐ GINKGO BILOBA vs PLACEBO
Adverse effects ‐ not reported · male 45.2 (mean) years old patients with schizophrenia and antipsychotic‐induced tardive dyskinesia
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
HERB ‐ GINKGO BILOBA vs PLACEBO
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · male 45.2 (mean) years old patients with schizophrenia and antipsychotic‐induced tardive dyskinesia
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
HORMONE ‐ MELATONIN vs PLACEBO OR NO TREATMENT
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · female and male 28 to 91 years old patients with antipsychotic‐induced tardive dyskinesia
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
POLYPEPTIDE ‐ CERULETIDE vs PLACEBO
Tardive dyskinesia: No clinically important improvement ‐ not reported · female and male 55‐59 year old (mean) patients with various psychiatric conditions and antipsychotic‐induced tardive…
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
POLYPEPTIDE ‐ CERULETIDE vs PLACEBO
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · female and male 55‐59 year old (mean) patients with various psychiatric conditions and antipsychotic‐induced tardive…
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
HYPNOSIS or RELAXATION vs TAU
Adverse effects ‐ not reported · female and male 35 (mean) years old patients with schizophrenia and tardive dyskinesia, acute extrapyramidal symptoms,…
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
HYPNOSIS or RELAXATION vs TAU
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · female and male 35 (mean) years old patients with schizophrenia and tardive dyskinesia, acute extrapyramidal symptoms,…
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
ALKALOID ‐ DIHYDROGENATED ERGOT ALKALOIDS vs PLACEBO
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · female and male 59‐80 (mean) years old patients with antipsychotic‐induced tardive dyskinesia
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
ANTIEPILEPTIC ‐ LEVETIRACETAM vs PLACEBO
Tardive dyskinesia: No clinically important improvement ‐ not reported · female and male 47‐54 years old (mean) patients with various psychiatric conditions and antipsychotic‐induced tardive…
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
ANTIEPILEPTIC ‐ LEVETIRACETAM vs PLACEBO
Tardive dyskinesia: Deterioration of symptoms ‐ not reported · female and male 47‐54 years old (mean) patients with various psychiatric conditions and antipsychotic‐induced tardive…
Miscellaneous treatments for antipsychotic‐induced tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
Switch to a specific antipsychotic vs switch to a different specific antipsychotic
Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · psychiatric patients (mainly schizophrenia) with antipsychotic‐induced tardive dyskinesia
Antipsychotic reduction and/or cessation and antipsychotics as specific treatments for tardive dyskinesia (2018) · Cochrane
no estimate extractedNRNo studies
ARIPIPRAZOLE (IM) vs PLACEBO/NIL
Tranquillisation or asleep · psychosis‐induced aggression or agitation (rapid tranquillisation)
Aripiprazole (intramuscular) for psychosis‐induced aggression or agitation (rapid tranquillisation) (2018) · Cochrane
no estimate extractedNRNo studies
ARIPIPRAZOLE (IM) vs OTHER ANTIPSYCHOTIC: a. HALOPERIDOL
Economic outcomes · psychosis‐induced aggression or agitation (rapid tranquillisation)
Aripiprazole (intramuscular) for psychosis‐induced aggression or agitation (rapid tranquillisation) (2018) · Cochrane
no estimate extractedNRNo studies
ARIPIPRAZOLE (IM) vs OTHER ANTIPSYCHOTIC: b. OLANZAPINE
Tranquillisation or asleep · psychosis‐induced aggression or agitation (rapid tranquillisation)
Aripiprazole (intramuscular) for psychosis‐induced aggression or agitation (rapid tranquillisation) (2018) · Cochrane
no estimate extractedNRNo studies
ARIPIPRAZOLE (IM) vs OTHER ANTIPSYCHOTIC: b. OLANZAPINE
Repeated need for tranquillisation · psychosis‐induced aggression or agitation (rapid tranquillisation)
Aripiprazole (intramuscular) for psychosis‐induced aggression or agitation (rapid tranquillisation) (2018) · Cochrane
no estimate extractedNRNo studies
ARIPIPRAZOLE (IM) vs OTHER ANTIPSYCHOTIC: b. OLANZAPINE
Economic outcomes · psychosis‐induced aggression or agitation (rapid tranquillisation)
Aripiprazole (intramuscular) for psychosis‐induced aggression or agitation (rapid tranquillisation) (2018) · Cochrane
no estimate extractedNRNo studies
ARIPIPRAZOLE (IM) vs PLACEBO/NIL
Economic outcomes · psychosis‐induced aggression or agitation (rapid tranquillisation)
Aripiprazole (intramuscular) for psychosis‐induced aggression or agitation (rapid tranquillisation) (2018) · Cochrane
no estimate extractedNRNo studies
ARIPIPRAZOLE (IM) vs OTHER ANTIPSYCHOTIC: a. HALOPERIDOL
Tranquillisation or asleep · psychosis‐induced aggression or agitation (rapid tranquillisation)
Aripiprazole (intramuscular) for psychosis‐induced aggression or agitation (rapid tranquillisation) (2018) · Cochrane
no estimate extractedNRNo studies
RISPERIDONE vs OTHER ANTIPSYCHOTIC: a. HALOPERIDOL
Tranquillisation or asleep by 30 minutes ‐ not measured · psychosis‐induced aggression or agitation (rapid tranquillisation)
Risperidone for psychosis‐induced aggression or agitation (rapid tranquillisation) (2018) · Cochrane
no estimate extractedNRNo studies