Gap finder

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)

2,589 questions in 168 reviews · Schizophrenia

current versions
No studies 601 · 23.2%Ungraded 446 · 17.2%Very low 721 · 27.8%Low 505 · 19.5%Moderate 274 · 10.6%High 42 · 1.6%

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
Day hospital vs Inpatient
Extent of hospital care: 3. duration of day patient care (adjusted days/month) · patients with acute psychiatric disorders
Day hospital versus admission for acute psychiatric disorders (2011) · Cochrane
no estimate extracted3 studies · 465 participantsVery low
Day hospital vs Inpatient
Extent of hospital care: 5. readmitted to in/day patient care after discharge · patients with acute psychiatric disorders
Day hospital versus admission for acute psychiatric disorders (2011) · Cochrane
RR 0.91 [0.72, 1.15]5 studies · 667 participantsVery low
Day hospital vs Inpatient
Unemployed (at end of study) · patients with acute psychiatric disorders
Day hospital versus admission for acute psychiatric disorders (2011) · Cochrane
RR 0.81 [0.67, 0.97]2 studies · 320 participantsLow
Day hospital vs Inpatient
Quality of life: average overall role score ‐ at 12 months MANSA ‐ Manchester Short Assessment of Quality of Life · patients with acute psychiatric disorders
Day hospital versus admission for acute psychiatric disorders (2011) · Cochrane
no estimate extracted1 study · 1117 participantsModerate
Day hospital vs Inpatient
Treatment satisfaction: average overall role score ‐ at discharge CAT ‐ Client Assessment of Treatment · patients with acute psychiatric disorders
Day hospital versus admission for acute psychiatric disorders (2011) · Cochrane
no estimate extracted1 study · 1117 participantsModerate
PHASE SPECIFIC TREATMENT (RISPERIDONE + CBT) + SPECIALISED TEAM vs SPECIALISED TEAM
Leaving the study early ‐ by 12 months · patients with psychosis
Early intervention for psychosis (2011) · Cochrane
no estimate extracted1 study · 59 participantsModerate
PHASE SPECIFIC TREATMENT (RISPERIDONE + CBT) + SPECIALISED TEAM vs SPECIALISED TEAM
Progression to psychosis ‐ by 6 months · patients with psychosis
Early intervention for psychosis (2011) · Cochrane
RR 0.27 [0.08, 0.89]1 study · 59 participantsModerate
PHASE SPECIFIC TREATMENT (RISPERIDONE + CBT) + SPECIALISED TEAM vs SPECIALISED TEAM
Progression to psychosis ‐ by 12 months · patients with psychosis
Early intervention for psychosis (2011) · Cochrane
RR 0.54 [0.23, 1.3]1 study · 59 participantsModerate
SPECIALISED TEAM vs STANDARD CARE
Compliance with treatment ‐ treatment stopped in spite of need ‐ by one year · patients with psychosis
Early intervention for psychosis (2011) · Cochrane
RR 0.2 [0.1, 0.42]1 study · 507 participantsModerate
SPECIALISED TEAM vs STANDARD CARE
Compliance with treatment ‐ treatment stopped in spite of need ‐ by two years · patients with psychosis
Early intervention for psychosis (2011) · Cochrane
RR 0.66 [0.29, 1.5]1 study · 436 participantsModerate
SPECIALISED TEAM vs STANDARD CARE
Service use: 1. Average mean number of days per month in hospital ‐ by 5 years · patients with psychosis
Early intervention for psychosis (2011) · Cochrane
no estimate extracted1 study · 547 participantsModerate
SPECIALISED TEAM vs STANDARD CARE
Service use: 2. Not hospitalised ‐ by five years · patients with psychosis
Early intervention for psychosis (2011) · Cochrane
RR 1.05 [0.9, 1.22]1 study · 547 participantsModerate
SPECIALISED TEAM vs STANDARD CARE
Social outcomes: 1. Not living independently ‐ by 5 years · patients with psychosis
Early intervention for psychosis (2011) · Cochrane
RR 0.42 [0.21, 0.83]1 study · 547 participantsModerate
SPECIALISED TEAM vs STANDARD CARE
Social outcomes: 2. Not working or in education ‐ by 5 years · patients with psychosis
Early intervention for psychosis (2011) · Cochrane
RR 1.06 [0.92, 1.23]1 study · 547 participantsModerate
Intervention NR
Poor compliance with study protocol · people with schizophrenia or like psychosis
Aripiprazole versus placebo for schizophrenia (2011) · Cochrane
RR 0.72 [0.53, 0.97]8 studies · 2275 participantsLow
Intervention NR
Relapse · people with schizophrenia or like psychosis
Aripiprazole versus placebo for schizophrenia (2011) · Cochrane
RR 0.66 [0.57, 0.75]2 studies · 573 participantsLow
Intervention NR
Weight gain (equal or greater then 7% of baseline) · people with schizophrenia or like psychosis
Aripiprazole versus placebo for schizophrenia (2011) · Cochrane
RR 2.33 [1.17, 4.66]3 studies · 615 participantsLow
Intervention NR
Concomitant medication (Anxiolytic ‐ Lorazepam) · people with schizophrenia or like psychosis
Aripiprazole versus placebo for schizophrenia (2011) · Cochrane
OR 0.962 studies · 787 participantsLow
ANY FAMILY BASED INTERVENTIONS (>5 sessions) vs STANDARD CARE
Service utilisation: Hospital admission ‐ at about 12 months · patients with schizophrenia
Family intervention for schizophrenia (2010) · Cochrane
RR 0.78 [0.63, 0.98]9 studies · 532 participantsLow
ANY FAMILY BASED INTERVENTIONS (>5 sessions) vs STANDARD CARE
Global state: Relapse ‐ at about 12 months · patients with schizophrenia
Family intervention for schizophrenia (2010) · Cochrane
RR 0.55 [0.48, 0.62]32 studies · 2981 participantsLow
ANY FAMILY BASED INTERVENTIONS (>5 sessions) vs STANDARD CARE
Compliance: Poor compliance with medication · patients with schizophrenia
Family intervention for schizophrenia (2010) · Cochrane
RR 0.6 [0.49, 0.73]10 studies · 695 participantsLow
ANY FAMILY BASED INTERVENTIONS (>5 sessions) vs STANDARD CARE
Social functioning: Specific ‐ unemployed ‐ at about 1 year · patients with schizophrenia
Family intervention for schizophrenia (2010) · Cochrane
RR 1.06 [0.89, 1.25]5 studies · 285 participantsLow
ANY FAMILY BASED INTERVENTIONS (>5 sessions) vs STANDARD CARE
Social functioning: Specific ‐ unable to live independently ‐ at about 1 year · patients with schizophrenia
Family intervention for schizophrenia (2010) · Cochrane
RR 0.83 [0.66, 1.03]3 studies · 164 participantsLow
ANY FAMILY BASED INTERVENTIONS (>5 sessions) vs STANDARD CARE
Family outcome: Burden ‐ not improved/worse (objective burden related to self‐sufficiency) · patients with schizophrenia
Family intervention for schizophrenia (2010) · Cochrane
RR 0.53 [0.21, 1.37]1 study · 51 participantsVery low
ZOTEPINE vs CLOZAPINE
Mental state: Average score (BPRS total, high=poor) Brief Psychiatric Rating Scale. Scale from: 0 to 126. · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
no estimate extracted1 study · 59 participantsVery low
ZOTEPINE vs RISPERIDONE
Behaviour: No clinically important response (as defined by the original studies) · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
ZOTEPINE vs REMOXIPRIDE
Mental state: Average endpoint score (BPRS total, high=poor) Scale from: 0 to 129. · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
no estimate extracted1 study · 58 participantsVery low
ZOTEPINE vs REMOXIPRIDE
Global state: No clinically important response (as defined by the original studies) · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
ZOTEPINE vs REMOXIPRIDE
Adverse effects: Extrapyramidal effects ‐ use of antiparkinson medication · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
RR 0.97 [0.41, 2.29]1 study · 49 participantsLow
ZOTEPINE vs REMOXIPRIDE
Behaviour: No clinically important response (as defined by the original studies) · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
ZOTEPINE vs CLOZAPINE
Global state: No clinically important response (as defined by the original studies) clinical assessment · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
RR 8.23 [1.14, 59.17]1 study · 59 participantsVery low
ZOTEPINE vs CLOZAPINE
Adverse effects: Extrapyramidal effects ‐ use of antiparkinson medication · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
RR 20.96 [2.89, 151.9]2 studies · 116 participantsVery low
ZOTEPINE vs CLOZAPINE
Behaviour: No clinically important response (as defined by the original studies) · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
ZOTEPINE vs RISPERIDONE
Mental state: Average endpoint score (BPRS total, high=poor) ‐ vs 4mg Risperidone Scale from: 0 to 129. · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
no estimate extracted1 study · 40 participantsVery low
ZOTEPINE vs RISPERIDONE
Mental state: Average endpoint score (BPRS total, high=poor) ‐ vs 8 mg Risperidone Scale from: 0 to 129. · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
no estimate extracted1 study · 40 participantsVery low
ZOTEPINE vs RISPERIDONE
Global state: No clinically important response (as defined by the original studies) · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
ZOTEPINE vs RISPERIDONE
Adverse effects: Extrapyramidal effects ‐ use of antiparkinson medication ‐ vs 4mg risperidone · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
RR 6 [0.79, 45.42]1 study · 40 participantsVery low
ZOTEPINE vs RISPERIDONE
Adverse effects: Extrapyramidal effects ‐ use of antiparkinson medication ‐ vs 8mg risperidone · patients with schizophrenia
Zotepine versus other atypical antipsychotics for schizophrenia (2010) · Cochrane
RR 3 [0.69, 13.12]1 study · 40 participantsVery low
SWITCHING ‐ NEW ANTIPSYCHOTIC REGIMEN vs CONTINUATION ON PREVIOUS REGIMEN: 1a. DIFFERENT DEPOT from DEPOT‐medium term (3‐12 months)
Weight: Body weight (kg) ‐ switching to haloperidol decanoate from fluphenazine decanoate · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
no estimate extracted1 study · 19 participantsLow
SWITCHING ‐ NEW ANTIPSYCHOTIC REGIMEN vs CONTINUATION ON PREVIOUS REGIMEN: 1b. NEW ATYPICAL from OLANZAPINE ‐ medium term (3‐12 months)
Weight: 2a. BMI ‐ Increase · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
RR 0.28 [0.13, 0.57]1 study · 173 participantsVery low
SWITCHING ‐ NEW ANTIPSYCHOTIC REGIMEN vs CONTINUATION ON PREVIOUS REGIMEN: 1b. NEW ATYPICAL from OLANZAPINE ‐ medium term (3‐12 months)
Physiological measures: 1c. Average fasting glucose change ‐ switching to aripiprazole and quetiapine · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
no estimate extracted2 studies · 280 participantsLow
SWITCHING ‐ NEW ANTIPSYCHOTIC REGIMEN vs CONTINUATION ON PREVIOUS REGIMEN: 1b. NEW ATYPICAL from OLANZAPINE ‐ medium term (3‐12 months)
Global state: Relapse · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
RR 1.31 [0.55, 3.11]1 study · 133 participantsLow
SWITCHING ‐ NEW ANTIPSYCHOTIC REGIMEN vs CONTINUATION ON PREVIOUS REGIMEN: 1b. NEW ATYPICAL from OLANZAPINE ‐ medium term (3‐12 months)
Adverse events: 1a. Serious adverse event ‐ switching to aripiprazole · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
RR 0.64 [0.24, 1.71]1 study · 172 participantsLow
SWITCHING ‐ NEW ANTIPSYCHOTIC REGIMEN vs CONTINUATION ON PREVIOUS REGIMEN: 1b. NEW ATYPICAL from OLANZAPINE ‐ medium term (3‐12 months)
Satisfaction with care: Loss to · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
RR 1.4 [0.89, 2.21]1 study · 173 participantsVery low
Intervention NR
Weight: Gain‐more than or equal to 7% from baseline · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
RR 0.61 [0.15, 2.47]1 study · 207 participantsModerate
Intervention NR
Weight: BMI not improved · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Intervention NR
Physiological measure: Metabolic syndrome · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Intervention NR
Global state: Average change (CGI‐I, high=good) · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
no estimate extracted1 study · 203 participantsModerate
Intervention NR
Mental state: Average change (PANSS, high decline=good) · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
no estimate extracted1 study · 198 participantsLow
SWITCHING ‐ NEW ANTIPSYCHOTIC REGIMEN vs CONTINUATION ON PREVIOUS REGIMEN: 1a. DIFFERENT DEPOT from DEPOT‐medium term (3‐12 months)
Weight: BMI not improved · patients with people with schizophrenia who have neuroleptic‐induced weight or metabolic problems
Antipsychotic switching for people with schizophrenia who have neuroleptic‐induced weight or metabolic… (2010) · Cochrane
no estimate extracted0 studies · 3 participantsUngraded