Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

701 questions · 713 findings · 246 reviews

No studies found 398 · 55.8%GRADE not reported 59 · 8.3%Very low 114 · 16%Low 98 · 13.7%Moderate 40 · 5.6%High 4 · 0.6%

Lay health worker‐led interventions for adult patients with harmful or hazardous alcohol or substance use vs enhanced usual care

Quality of life · adult patients with harmful or hazardous alcohol or substance use

The review found no eligible studies for this question.

1 finding from 1 review

Interventions targeting healthcare professionals vs usual care or interventions of the same type

Health‐related quality of life (mental) · healthcare professionals responsible for patient care
2 findings from 1 review

Interventions targeting healthcare professionals vs usual care or interventions of the same type

Health‐related quality of life (physical) · healthcare professionals responsible for patient care
2 findings from 1 review

Assistive technology for vision improvement interventions vs usual care or attention control

Health‐related quality of life ‐ all trials Higher scores indicate improved health‐related quality of life · Older people living in the community

Assistive technology for vision improvement interventions showed no clear difference in health‐related quality of life 1 trial of single‐lens glasses… compared with usual care or attention control (low certainty).

1 finding from 1 review