Table 2.

Nicotine dependence and planned smoking cessation in current tobacco users

	Smoker	E-smoker	OR(β)	95% CI	p-value*
Time to the first cigarette after waking up, min			−0.396		<0.001
≤5	155/782 (19.8)	109/346 (31.5)
6–30	240/782 (30.7)	99/346 (28.6)
31–60	104/782 (13.3)	69/346 (19.9)
>60	283/782 (36.2)	69/346 (19.9)
Plan to quit smoking within 6 months	1,360/3,808 (35.7)	563/1,439 (39.1)	1.233	1.041–1.462	0.016
Did not smoke for more than 1 day in the last year	1,354/2,390 (56.7)	550/905 (60.8)	1.237	1.013–1.510	0.037

Values are presented as number (%).

^*Adjusted for sex, age, and smoking amounts (pack-years).

OR: odd ratio; CI: confidence interval.