PRECIS-2 - Details

The ENHANCE-D Study – ENHANCing smoking cEssation interventions in Dentistry

Trial

Intervention	Behavioural change (patients) - 1. Very Brief Advice on Smoking 2. Single-visit smoking cessation behavioural intervention plus offer of 3 month course of combination Nicotine Replacement Therapy 3. Single-visit smoking cessation behavioural intervention plus offer of e-cigarette starter kit
Number of sites	56
Countries involved	England, Scotland
Sample size	1460
Type of statistical analyses
Risk of bias	Overall: Low Risk details Random sequence generation: Low Risk Allocation concealment: Low Risk Blinding of participants, personal and outcome assessors: Low Risk Incomplete outcome data: Low Risk Selective outcome reporting: Low Risk Other sources of bias: Low Risk
Duration of trial	12 months
Primary outcome	Continuous biochemically verified smoking abstinence at 6 months.

Show Score Ranges

Scores:

(shows median if more than one score was entered)

Elig.	Recr.	Setting	Org. Int.	Flex. Del.	Flex. Adherence	Follow-Up	Prim. Out.	Prim. An.
5	5	5	4	4	5	4	5	5

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