Intervention not reported
Cessation: Behavioural reduction advice vs health mailings · Smokers who cannot or do not want to quit smoking
It is very uncertain whether the intervention changes cessation: Behavioural reduction advice vs health mailings (very low certainty).
1 finding from 1 review
- RR 1.49 [0.59, 3.76]1 study · 320 participantsVery low