Findings

What do systematic reviews say?

46 questions · 53 findings · 7 reviews

No studies found 2 · 3.8%GRADE not reported 5 · 9.4%Very low 14 · 26.4%Low 21 · 39.6%Moderate 7 · 13.2%High 4 · 7.5%

Smoking cessation ‐ oral spray versus gum · people who smoke

It is very uncertain whether the intervention changes smoking cessation ‐ oral spray versus gum (very low certainty).

1 finding from 1 review

Smoking cessation ‐ oral spray versus inhaler · people who smoke

It is very uncertain whether the intervention changes smoking cessation ‐ oral spray versus inhaler (very low certainty).

1 finding from 1 review

Smoking cessation ‐ gum versus inhaler · people who smoke

It is very uncertain whether the intervention changes smoking cessation ‐ gum versus inhaler (very low certainty).

1 finding from 1 review

Overall serious adverse events · people who smoke

1 finding from 1 review

Different doses, durations and modes of delivery of nicotine replacement therapy for smoking cessation 2023 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Treatment withdrawals · people who smoke

1 finding from 1 review

Different doses, durations and modes of delivery of nicotine replacement therapy for smoking cessation 2023 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Smoking cessation at 6+ months · people who smoke cigarettes

The intervention leads to higher smoking cessation at 6+ months (high certainty).

1 finding from 1 review

Nicotine replacement therapy versus control for smoking cessation 2018 · Cochrane Headline outcomes only
RR 1.55 [1.49, 1.61]
133 studies · 64640 participants
High