Table 4.

Effects of the Web-based smoking cessation intervention on several behavioral outcomes at 6-month follow-up among Dutch adult smokers (N = 1123) recruited from December 2009 to June 2010.

Model		24-hour ppaa			7-day ppa			Prolonged abstinence
		ORb	95% CIc	P value	OR	95% CI	P value	OR	95% CI	P value
Interventiond		1.51	0.97–2.35	.07	1.40	0.88–2.22	.16	1.26	0.68–2.34	.46
Intervention d		1.47	0.94–2.30	.09	1.38	0.87–2.20	.17	1.29	0.69–2.41	.42
	Medium educatione	0.88	0.48–1.62	.69	0.86	0.47–1.58	.62	0.59	0.28–1.24	.16
	High educatione	1.38	0.76–2.52	.29	1.10	0.59–2.05	.76	0.56	0.25–1.26	.16

^a Point prevalence abstinence.

^b Odds ratio.

^c Confidence interval.

^d Control group is the reference category.

^e Low education is the reference category.