Table 2

Mean (SD) demographic variables for 160 ex-smokers (quitters) and 30 continuing smokers

Quitters (n = 160)Cont. smokers (n = 30)p
Age (years)43 (13)43 (11)NS
Sex (M/F)77/8317/13NS
Smoking duration (years)21.6 (11.1)23.1 (9.6)NS
Pack years consumption2-151 25.4 (18.5)28.1 (17.6)NS
Daily cigarette consumption2-151 22.7 (11.1)24.1 (12.2)NS
  • 2-151 See text for definitions.