Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

22 questions · 29 findings · 9 reviews · Tobacco Addiction

No studies found 1 · 3.4%GRADE not reported 0 · 0%Very low 9 · 31%Low 9 · 31%Moderate 6 · 20.7%High 4 · 13.8%

Smoking cessation advice vs no smoking cessation counselling, grouped by intensity of intervention

Quit at longest · individuals who smoke cigarettes and are admitted to a hospital for medical or surgical care

It is very uncertain whether smoking cessation counselling changes quit at longest compared with no smoking cessation counselling, grouped by intensity of intervention (very low certainty).

4 findings from 1 review
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Counselling vs minimal contact control

Smoking cessation · people who smoke

Individual counselling leads to higher smoking cessation at longest compared with minimal contact control (high certainty).

2 findings from 1 review

Pharmacotherapy plus counselling vs no pharmacotherapy or placebo plus counselling

Quit at longest · smoking cessation in hospitalised patients

Pharmacotherapy plus counselling leads to higher quit at longest compared with no pharmacotherapy or placebo plus counselling (high certainty).

3 findings from 1 review

Telephone quitline referral vs usual care or no treatment

Health system telephone counselling vs quitline · smoking cessation in hospitalised patients

It is very uncertain whether telephone quitline referral changes health system telephone counselling vs quitline compared with no treatment or usual care (very low certainty).

1 finding from 1 review

Behavioural intervention vs minimal control

Smoking cessation · young people

Behavioural interventions showed no clear difference in individual counselling (in‐person) vs control Smoking cessation compared with minimal control (low certainty).

2 findings from 1 review

Intervention not reported

Provision of cessation counselling Proportion of smokers counselled to quit · Smokers
1 finding from 1 review

Tobacco cessation interventions vs placebo or usual care

Tobacco abstinence after counselling (counselling) · people in treatment for or recovery from alcohol or other drug dependency

Tobacco cessation interventions showed no clear difference in tobacco abstinence after counselling (counselling) compared with placebo or usual care (low certainty).

1 finding from 1 review

Tobacco cessation interventions vs placebo or usual care

Tobacco abstinence after combined counselling and pharmacotherapy (combined) · people in treatment for or recovery from alcohol or other drug dependency

Tobacco cessation interventions may leads to higher tobacco abstinence after combined counselling and pharmacotherapy… compared with placebo or usual care (low certainty).

1 finding from 1 review

Intervention not reported

Individual counselling · Employees who smoke

The intervention probably leads to higher individual counselling (moderate certainty).

1 finding from 1 review