Nicotine Intake | Nicotine/Cigarette | |||||
---|---|---|---|---|---|---|
M | NM | M | NM | |||
mg | mg | |||||
African-Americans | 28.8 (20.6-37.0) | 28.3 (21.1-35.6) | 1.44 (1.03-1.85) | 1.42 (1.06-1.78) | ||
Whites | 30.8 (20.2-41.4) | 32.9 (22.9-43.0) | 1.54 (1.01-2.07) | 1.65 (1.14-2.15) | ||
All | 29.8 (24.0-35.5) | 30.6 (25.2-36.1) | 1.49 (1.20-1.77) | 1.53 (1.26-1.80) |
M, menthol; NM, nonmenthol.