Leaving the study early · adults aged ≥ 16 years with PTSD
Internet‐based cognitive and behavioural therapy (I‐C/BT) showed no clear difference in dropouts compared with wait list (low certainty).
1 finding from 1 review
Lost to treatment · people with both severe mental illness and substance misuse
Cognitive behavioural therapy + motivational interviewing showed no clear difference in leaving the study early: Lost to treatment compared with standard care (low certainty).
1 finding from 1 review
Adverse event: Death · people with both severe mental illness and substance misuse
Cognitive behavioural therapy + motivational interviewing showed no clear difference in adverse event: Death compared with standard care (low certainty).
1 finding from 1 review
Alcohol use Estimated daily consumption in previous month · people with both severe mental illness and substance misuse
1 finding from 1 review
Drug (non‐alcohol) use Polydrug consumption levels measured by Opiate Treatment Index (OT) · people with both severe mental illness and substance misuse
1 finding from 1 review
Relapse · people with both severe mental illness and substance misuse
It is very uncertain whether cognitive behavioural therapy + motivational interviewing changes relapse:* Relapse at 3 months after 9 months of treatment compared with standard care (very low certainty).
1 finding from 1 review
Global state: average score(GAF scale of 1 ‐ 100) · people with both severe mental illness and substance misuse
1 finding from 1 review
Quality of life / life satisfaction: Brief Quality of Life Scale · people with both severe mental illness and substance misuse
1 finding from 1 review
Lost to treatment · people with both severe mental illness and substance misuse
1 finding from 1 review
Adverse event: Death · people with both severe mental illness and substance misuse
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Alcohol use ‐ not measured · people with both severe mental illness and substance misuse
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Drug (non‐alcohol) use ‐ not measured · people with both severe mental illness and substance misuse
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Mental state ‐ not measured · people with both severe mental illness and substance misuse
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Global State ‐ not measured · people with both severe mental illness and substance misuse
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Quality of life/life satisfaction ‐ not measured · people with both severe mental illness and substance misuse
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Disease activity · people with inflammatory bowel disease
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Flare‐ups or relapse (continuous) · people with inflammatory bowel disease
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Quality of life · people with inflammatory bowel disease
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Leavint the study early: Loss to Treatment · people with both severe mental illness and substance misuse
1 finding from 1 review
Adverse event: Death ‐ not measured · people with both severe mental illness and substance misuse
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found