Table 1.

Regression analyses for effects of nicotine content on estimated cigarette consumption at $4.00, $10.00, and $20.00/pack.

	$4.00/pack		$10.00/pack		$20.00/pack
Group	Estimated reduction from the 15.8 mg/g group (95% CI)	p	Estimated reduction from the 15.8 group (95% CI)	p	Estimated reduction from the 15.8 group (95% CI)	p
5.2	2.61 (−0.06, 5.28)	0.06	2.05 (−0.06, 4.15)	0.06	0.88 (−0.62, 2.38)	0.25
2.4	6.16 (3.45, 8.86)	<.01*	4.52 (2.39, 6.66)	<.01*	1.53 (0.01, 3.05)	0.05
1.3	7.52 (4.85, 10.20)	<.01*	5.02 (2.91, 7.14)	<.01*	2.63 (1.12, 4.14)	<0.01*
0.4	9.50 (6.81, 12.19)	<.01*	5.55 (3.43, 7.67)	<.01*	2.28 (0.77, 3.80)	<0.01*
0.4 (HT)	8.26 (5.61, 10.91)	<.01*	4.73 (2.64, 6.82)	<.01*	2.37 (0.88, 3.86)	<0.01*

An asterisk indicates p<0.0125 for the comparison with the 15.8 mg/g group.