Table 3.

Association between cigarette use/susceptibility and cumulative exposure to TAPS channels among Nigerian adolescents

Multiple imputation analysis	Ever cigarette use (N=29 598)		Current cigarette use (N=29 598)		Susceptible to cigarette use (never smokers, N=25 441)
	Adj OR* (95% CI)	p value	Adj OR†(95% CI)	p value	Adj OR* (95% CI)	p value
TAPS exposure
Cumulative TAPS exposure	1.29 (1.15 to 1.45)	0.001	1.73 (1.09 to 2.99)	0.002	1.18 (1.03 to 1.34)	0.024
Covariates
Sex
Male	1.00 (Ref)		1.00 (Ref)		1.00 (Ref)
Female	0.81 (0.50 to 1.33)	0.365	0.89 (0.52 to 1.52)	0.630	0.65 (0.36 to 1.18)	0.136
Age	0.91 (0.78 to 1.05)	0.173	1.01 (0.91 to 1.13)	0.794	0.95 (0.84 to 1.08)	0.410
Social influence	4.51 (2.33 to 8.71)	0.001	12.5 (5.87 to 26.4)	<0.001	2.20 (1.40 to 3.45)	0.004
Other tobacco use	N/A		2.64 (1.69 to 4.11)	0.001	N/A
Complete case analysis	Ever cigarette use (N=20 991)		Current cigarette use (N=20 132)		Susceptible to cigarette use (never smokers, N=18 211)
	Adj OR* (95% CI)	p value	Adj OR†(95% CI)	p value	Adj OR* (95% CI)	p value
TAPS exposure
Cumulative TAPS exposure	1.20 (1.01 to 1.42)	0.038	1.65 (1.21 to 2.25)	0.005	1.23 (1.06 to 1.44)	0.011
Covariates
Sex
Male	1.00 (Ref)		1.00 (Ref)		1.00 (Ref)
Female	0.68 (0.46 to 1.00)	0.50	0.60 (0.21 to 1.75)	0.315	0.71 (0.38 to 1.30)	0.236
Age	0.96 (0.80 to 1.14)	0.586	1.20 (0.92 to 1.55)	0.154	1.01 (0.89 to 1.15)	0.879
Social influence	4.13 (2.22 to 7.69)	<0.001	13.0 (2.23 to 75.8)	0.009	2.29 (1.52 to 3.46)	0.001
Other tobacco use	N/A		9.22 (1.75 to 48.6)	0.014	N/A

*OR adjusted for sex, age, parental smoking and friend smoking.

†OR adjusted for sex, age, parental smoking, friend smoking and past 30-day use of any other tobacco.

TAPS, tobacco advertising, promotion and sponsorship.