Table 2

Numbers of cases and controls and odds ratios by amount and years smoked cigars and smokeless tobacco among nonsmokers of cigarettes

Type of tobaccoNo. of casesNo. of controlsAdjusted (odds ratio)a(95% CI)P for trend
Nonusers of tobacco1236821.0
 Cigars smoked/day
 No. of years smoked
Smokeless tobacco
 No. of years used
  • a Cigarette smokers were excluded. Adjusted by race, gender, geographic site, and cigar smoking, smokeless tobacco, and age.