Does the number of free nicotine patches given to smokers calling a quitline influence quit rates: results from a quasi-experimental study

Table 4 Smoking Outcomes by the Amount of Free Nicotine Patches Sent to Smokers

Number of free nicotine patches provided	Group 1 2-week supply	Group 2 4-week supply	Group 3 6-week supply contingent upon first 2-weeks of use	Group 4 6-week supply	Group 5 8-week supply
12-month quit rate*	31.0%	21.0%	15.5%	37.8%	31.1%
12-month intent-to-treat quit rate**	19.1%	12.9%	7.0%	23.1%	22.6%
Sustained quitters*	24.6%	20.3%	11.7%	27.3%	19.9%
Relapsed smokers*	18.9%	14.9%	16.4%	11.9%	10.2%
Delayed quitters*	6.4%	0.7%	3.8%	10.5%	11.3%

* adjusting for demographic characteristics (age, gender, and race), education level, and number of cigarettes smoked per day at the time of enrollment.
**non-responders are counted as smokers at the time of the 12-month follow-up survey.

ISSN: 1471-2458