Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

308 questions · 313 findings · 104 reviews · Schizophrenia · Headline outcomes only

No studies found 14 · 4.5%GRADE not reported 11 · 3.5%Very low 143 · 45.7%Low 79 · 25.2%Moderate 63 · 20.1%High 3 · 1%

Specialised early intervention (SEI) vs treatment

Recovered · recent‐onset psychosis (less than three years since the start of psychotic symptoms and either first or second psychotic episode)

Specialised early intervention (SEI) may leads to higher global state: recovery (assessed by proportion recovered, as defined… compared with treatment (low certainty).

1 finding from 1 review

Specialised early intervention (SEI) vs treatment

Service use: disengagement from services (assessed by proportion disengaged, as defined by the study, at end of treatment) · recent‐onset psychosis (less than three years since the start of psychotic symptoms and either first or second psychotic episode)

Specialised early intervention (SEI) probably leads to lower service use: disengagement from services (assessed by proportion… compared with treatment (moderate certainty).

1 finding from 1 review

Specialised early intervention (SEI) vs treatment

Service use: admission to psychiatric hospital (assessed by proportion admitted at end of treatment) · recent‐onset psychosis (less than three years since the start of psychotic symptoms and either first or second psychotic episode)

Specialised early intervention (SEI) showed no clear difference in service use: admission to psychiatric hospital (assessed by… compared with treatment (low certainty).

1 finding from 1 review

Specialised early intervention (SEI) vs treatment

Mental state: 1b.Average end point score on various outcomes‐PANSS (medium‐term) ‐ Medium term ‐ PANSS general psychopathology end point score (low = favourable) · recent‐onset psychosis (less than three years since the start of psychotic symptoms and either first or second psychotic episode)
1 finding from 1 review

Specialised early intervention (SEI) vs treatment

Death: all‐cause mortality (assessed by proportion deceased at end of treatment) · recent‐onset psychosis (less than three years since the start of psychotic symptoms and either first or second psychotic episode)

Specialised early intervention (SEI) showed no clear difference in death: all‐cause mortality (assessed by proportion deceased at end… compared with treatment (low certainty).

1 finding from 1 review

Extended specialised early intervention (SEI) teams vs standard SEI teams plus treatment

Global state: recovery (assessed by symptom remission over a specified time period, as defined by study) · recent‐onset psychosis

It is very uncertain whether extended specialised early intervention (SEI) teams changes global state: recovery (assessed by symptom remission over a… compared with standard SEI teams plus treatment (very low certainty).

1 finding from 1 review

Extended specialised early intervention (SEI) teams vs standard SEI teams plus treatment

Service use: disengagement from services(assessment varied) · recent‐onset psychosis

Extended specialised early intervention (SEI) teams may leads to lower service use: disengagement from services(assessment varied) compared with standard SEI teams plus treatment (low certainty).

1 finding from 1 review

Extended specialised early intervention (SEI) teams vs standard SEI teams plus treatment

Service use: admission to psychiatric hospital (assessed by proportion admitted at end of treatment) · recent‐onset psychosis

Extended specialised early intervention (SEI) teams showed no clear difference in service use: admission to psychiatric hospital at end of treatment… compared with standard SEI teams plus treatment (low certainty).

1 finding from 1 review

Extended specialised early intervention (SEI) teams vs standard SEI teams plus treatment

Adverse effects/events: death ‐ all‐cause mortality(assessed by patient records) · recent‐onset psychosis

Extended specialised early intervention (SEI) teams showed no clear difference in adverse effects/events: death ‐ all‐cause mortality(assessed by… compared with standard SEI teams plus treatment (low certainty).

1 finding from 1 review

Early warning signs training and treatment as usual vs treatment

Clinical response: mental state ‐ relapse ‐ medium term Relapse rate · patients with schizophrenia

It is very uncertain whether early warning signs training and treatment as usual changes relapse: Rate of relapse compared with treatment (very low certainty).

1 finding from 1 review

Early warning signs training and treatment as usual vs treatment

Service use: Time to re‐hospitalisation · patients with schizophrenia

It is very uncertain whether early warning signs training and treatment as usual changes service use: Time to re‐hospitalisation compared with treatment (very low certainty).

1 finding from 1 review