TABLE 2.

—Baseline Cigarette Smoking Rates, Rates of Registration in Smoking Cessation Programs, and Cessation Among the Cohort of Current Cigarette Smokers, by Company

Treatment Condition and Companya	Baseline Smoking Prevalence (% All Employees)	% Cohort Registering for Programs	% Cohort Cessation at 12 mo	% Cohort Cessation at 24 mo
Group—incentive
3 (manufacturing)	31.6	18.9	11.5	17.9
10 (health care)	10.7	16.4	10.2	10.4
19 (manufacturing)	14.0	26.7	16.9	23.3
21 (government)	21.2	25.7	16.8	18.9
Group—no incentive
2 (manufacturing)	25.4	13.0	10.1	13.2
7 (manufacturing)	27.5	18.4	21.7	25.8
11 (health care)	37.2	9.9	8.6	10.9
14 (government)	16.9	16.7	6.2	16.7
Phone—incentive
4 (manufacturing)	29.3	18.6	13.7	18.7
8 (manufacturing)	25.0	25.0	12.2	25.3
9 (government)	12.5	27.0	20.6	23.4
13 (government)	19.8	36.7	18.3	22.1
Phone—no incentive
1 (health care)	18.6	14.3	14.0	17.4
16 (government)	17.4	5.3	32.6	20.5
18 (government)	22.1	9.0	24.2	26.4
22 (private)	28.0	7.7	15.3	20.0
Choice—incentive
5 (health care)	31.7	23.3	19.6	15.7
12 (health care)	14.0	11.2	15.2	23.3
20 (private)	23.1	21.9	13.8	16.9
23 (manufacturing)	28.3	10.8	15.6	18.8
Choice—no incentive
6 (private)	14.4	13.0	14.4	19.5
15 (private)	12.2	9.1	25.0	28.2
17 (manufacturing)	29.8	20.1	13.6	15.6
24 (private)	28.3	4.7	12.3	23.8

^aCompanies are identified by type and study code number.