Findings

What do systematic reviews say?

23 questions · 23 findings · 2 reviews · Drugs and Alcohol

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No studies found 4 · 17.4%GRADE not reported 0 · 0%Very low 2 · 8.7%Low 6 · 26.1%Moderate 11 · 47.8%High 0 · 0%

Brief intervention vs no intervention or minimal intervention

Quantity of drinking (g/week) at 12 months · people with hazardous or harmful alcohol consumption as identified by a screening tool

1 finding from 1 review

Effectiveness of brief alcohol interventions in primary care populations 2018 · Cochrane Headline outcomes only
no estimate extracted
34 studies · 15197 participants
Moderate

Brief intervention vs no intervention or minimal intervention

Frequency of drinking (no. binges/wk) at 12 months · people with hazardous or harmful alcohol consumption as identified by a screening tool

1 finding from 1 review

Effectiveness of brief alcohol interventions in primary care populations 2018 · Cochrane Headline outcomes only
no estimate extracted
15 studies · 6946 participants
Moderate

Brief intervention vs no intervention or minimal intervention

Frequency of drinking (no. days drinking/week) at 12 months · people with hazardous or harmful alcohol consumption as identified by a screening tool

1 finding from 1 review

Effectiveness of brief alcohol interventions in primary care populations 2018 · Cochrane Headline outcomes only
no estimate extracted
11 studies · 5469 participants
Moderate

Brief intervention vs no intervention or minimal intervention

Drinking Intensity · people with hazardous or harmful alcohol consumption as identified by a screening tool

1 finding from 1 review

Effectiveness of brief alcohol interventions in primary care populations 2018 · Cochrane Headline outcomes only
no estimate extracted
10 studies · 3128 participants
Moderate

Brief intervention vs no intervention or minimal intervention

Adverse effects · people with hazardous or harmful alcohol consumption as identified by a screening tool

1 finding from 1 review

Effectiveness of brief alcohol interventions in primary care populations 2018 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 5 participants
Very low

Digital intervention vs no intervention or minimal intervention

Quantity of drinking (g/week) at 12 months · s

1 finding from 1 review

Personalised digital interventions for reducing hazardous and harmful alcohol consumption in community‐dwelling… 2017 · Cochrane Headline outcomes only
no estimate extracted
41 studies · 19241 participants
Moderate

Digital intervention vs face‐to‐face intervention

Adverse events · s

The review found no eligible studies for this question.

1 finding from 1 review

Personalised digital interventions for reducing hazardous and harmful alcohol consumption in community‐dwelling… 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Digital intervention vs no intervention or minimal intervention

Frequency of drinking (no. days drinking/week) at 12 months · s

1 finding from 1 review

Personalised digital interventions for reducing hazardous and harmful alcohol consumption in community‐dwelling… 2017 · Cochrane Headline outcomes only
no estimate extracted
15 studies · 10862 participants
Moderate

Digital intervention vs no intervention or minimal intervention

Binge drinking · s

1 finding from 1 review

Personalised digital interventions for reducing hazardous and harmful alcohol consumption in community‐dwelling… 2017 · Cochrane Headline outcomes only
no estimate extracted
15 studies · 3587 participants
Moderate

Digital intervention vs no intervention or minimal intervention

Drinking Intensity · s

1 finding from 1 review

Personalised digital interventions for reducing hazardous and harmful alcohol consumption in community‐dwelling… 2017 · Cochrane Headline outcomes only
no estimate extracted
15 studies · 9791 participants
Moderate

Digital intervention vs no intervention or minimal intervention

Adverse events · s

The review found no eligible studies for this question.

1 finding from 1 review

Personalised digital interventions for reducing hazardous and harmful alcohol consumption in community‐dwelling… 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Digital intervention vs face‐to‐face intervention

Quantity of drinking (g/week) at 12 months · s

1 finding from 1 review

Personalised digital interventions for reducing hazardous and harmful alcohol consumption in community‐dwelling… 2017 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 390 participants
Low

Digital intervention vs face‐to‐face intervention

Frequency of drinking (no. days drinking/week) at 12 months · s

1 finding from 1 review

Personalised digital interventions for reducing hazardous and harmful alcohol consumption in community‐dwelling… 2017 · Cochrane Headline outcomes only
no estimate extracted
1 study · 58 participants
Low

Digital intervention vs face‐to‐face intervention

Binge drinking · s

1 finding from 1 review

Personalised digital interventions for reducing hazardous and harmful alcohol consumption in community‐dwelling… 2017 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 206 participants
Low

Digital intervention vs face‐to‐face intervention

Drinking Intensity · s

The review found no eligible studies for this question.

1 finding from 1 review

Personalised digital interventions for reducing hazardous and harmful alcohol consumption in community‐dwelling… 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Extended intervention vs brief intervention

Quantity of drinking (g/week) at 12 months · people with hazardous or harmful alcohol consumption

1 finding from 1 review

Effectiveness of brief alcohol interventions in primary care populations 2018 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 552 participants
Low

Extended intervention vs brief intervention

Frequency of binge drinking (no. binges/wk) at 12 months ‐ not measured · people with hazardous or harmful alcohol consumption

The review found no eligible studies for this question.

1 finding from 1 review

Effectiveness of brief alcohol interventions in primary care populations 2018 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Extended intervention vs brief intervention

Frequency of drinking (no. days drinking/week) at 12 months · people with hazardous or harmful alcohol consumption

1 finding from 1 review

Effectiveness of brief alcohol interventions in primary care populations 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 147 participants
Low

Extended intervention vs brief intervention

Drinking Intensity · people with hazardous or harmful alcohol consumption

1 finding from 1 review

Effectiveness of brief alcohol interventions in primary care populations 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 147 participants
Very low

Extended intervention vs no intervention or minimal intervention

Quantity of drinking (g/week) at 12 months · people with hazardous or harmful alcohol consumption

1 finding from 1 review

Effectiveness of brief alcohol interventions in primary care populations 2018 · Cochrane Headline outcomes only
no estimate extracted
6 studies · 1296 participants
Moderate