Table 2.

Descriptive summary of consumer characteristics and tobacco control environment and the proportional hazard function estimation predicting cessation (Cox Model)

Variables	Mean (or N)	S.D. (or %)	Hazard ratio	95% CI
Age	60.01	10.43	1.01	[0.99, 1.02]
Single Female, N(%)	415	26.2%	0.87	[0.64, 1.16]
Single Male, N(%)	151	9.5%	0.46	[0.28, 0.74]
Income*	59,592	37,450	1.08	[0.92, 1.28]
African American, N(%)	189	11.9%	0.67	[0.46, 0.98]
Menthol smoker, N(%)	454	48.6%	0.79	[0.64, 0.99]
Quality preference	$1.79	0.90	0.80	[0.77, 0.91]
Recency (months)	2.49	4.13	1.04	[1.02, 1.05]
Nicotine intake (mg)	374	548	0.99	[0.99, 0.99]
Price + Tax	$3.27	1.07	1.07	[1.01, 1.14]
Monthly anti-ad GRPs*	249	435	1.03	[0.95, 1.13]
Smoke-free policies	0.49	0.35	0.83	[0.49, 1.39]

Cessation rate: 23.7% (n=375/1,582)

Log pseudo-likelihood: −2,63; Observations: 69,711

Note: 1) the analysis has controlled for the panel structure; 2) state dummies are included.

^*Log used in model.