Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

87 questions · 96 findings · 11 reviews

No studies found 12 · 12.5%GRADE not reported 0 · 0%Very low 25 · 26%Low 31 · 32.3%Moderate 28 · 29.2%High 0 · 0%

Therapeutic community and aftercare vs cognitive behavioural skills

Drug‐related crime · drug‐using women offenders with co‐occurring mental health problems

Therapeutic community and aftercare showed no clear difference in drug‐related crime compared with cognitive behavioural skills (low certainty).

1 finding from 1 review

Brief psychotherapeutic intervention vs usual care

Reduction in physical signs As assessed by SDQ‐20 (lower is better) · people with conversion disorder according to DSM‐IV or ICD‐10 criteria

It is very uncertain whether brief psychotherapeutic intervention changes reduction in physical signs As assessed by SDQ‐20 (lower is better) compared with standard care (very low certainty).

1 finding from 1 review

Elective neck dissection (at time of primary tumour resection) vs Therapeutic (delayed) neck dissection

Adverse events associated with treatment · Adults with oral cavity cancer (tongue or floor of mouth) and clinically negative neck nodes

Elective neck dissection (at time of primary tumour resection) probably leads to higher adverse events associated with treatment compared with therapeutic (delayed) neck dissection (moderate certainty).

1 finding from 1 review

Elective neck dissection (at time of primary tumour resection) vs Therapeutic (delayed) neck dissection

Recurrence · Adults with oral cavity cancer (tongue or floor of mouth) and clinically negative neck nodes

Elective neck dissection (at time of primary tumour resection) probably leads to lower recurrence compared with therapeutic (delayed) neck dissection (moderate certainty).

1 finding from 1 review

Elective neck dissection (at time of primary tumour resection) vs Therapeutic (delayed) neck dissection

Locoregional recurrence · Adults with oral cavity cancer (tongue or floor of mouth) and clinically negative neck nodes

Elective neck dissection (at time of primary tumour resection) probably leads to lower locoregional recurrence compared with therapeutic (delayed) neck dissection (moderate certainty).

1 finding from 1 review

Elective neck dissection (at time of primary tumour resection) vs Therapeutic (delayed) neck dissection

Mortality (overall survival) · Adults with oral cavity cancer (tongue or floor of mouth) and clinically negative neck nodes

Elective neck dissection (at time of primary tumour resection) probably leads to lower mortality (overall survival) compared with therapeutic (delayed) neck dissection (moderate certainty).

1 finding from 1 review

Elective neck dissection (at time of primary tumour resection) vs Therapeutic (delayed) neck dissection

Disease-free survival · Adults with oral cavity cancer (tongue or floor of mouth) and clinically negative neck nodes

Elective neck dissection (at time of primary tumour resection) probably leads to lower disease-free survival (new disease, progression, and mortality) compared with therapeutic (delayed) neck dissection (moderate certainty).

1 finding from 1 review

Cognitive behavioural therapy and other therapies vs prison therapeutic community

Arrested for any crime at 6 months · summary findings of female review

It is very uncertain whether cognitive behavioural therapy and other therapies changes arrested for any crime at 6 months compared with prison therapeutic community (very low certainty).

1 finding from 1 review

Cognitive behavioural therapy and other therapies vs prison therapeutic community

Arrested (not parole violation) at 6 months · summary findings of female review

It is very uncertain whether cognitive behavioural therapy and other therapies changes arrested (not parole violation) at 6 months compared with prison therapeutic community (very low certainty).

1 finding from 1 review