Table 2.
Smoking Behavior by Smoking Group and Gender (n = 2376)
| Nondaily smokers (n = 1201) | Daily smokers (n = 1175) | Gender × smoking group interactiona | |||||||
|---|---|---|---|---|---|---|---|---|---|
| All | Men (n = 531) | Women (n = 670) | Gender differencea | All | Men (n = 463) | Women (n = 712) | Gender differencea | ||
| CPD, on days smokedb | 5.50±0.22 | 5.43±0.23 | 5.37±0.20 | 0.04 (0.85) | 14.13±0.22 | 14.80±0.42 | 13.66±0.34 | 4.35 (0.04) | 3.10 (0.08) |
| Number of days smoked in past 30 daysb | 14.56±0.13 | 14.78±0.26 | 14.33±0.23 | 1.65 (0.20) | 29.58±0.13 | 29.44±0.06 | 29.73±0.05 | 16.62 (<0.01) | 0.31 (0.58) |
| CPD, over past 30 daysb,c | 2.80±0.20 | 2.72±0.14 | 2.74±0.12 | 0.04 (0.84) | 14.02±0.20 | 14.60±0.42 | 13.60±0.34 | 0.93 (0.32) | 0.35 (0.55) |
| Years smoking daily | — | — | — | — | 21.12±0.26 | 21.29±0.41 | 21.01±0.32 | 0.29 (0.59) | — |
| Years smoking some days | 11.45±0.29 | 11.26±0.43 | 11.60±0.39 | 0.34 (0.56) | — | — | — | — | — |
| Number of quit attempts in past 12 monthsb | 7.17±0.38 | 6.22±0.69 | 8.13±0.64 | 7.61 (<0.01) | 3.69±0.46 | 4.03±0.49 | 3.41±0.36 | 5.42 (0.02) | 10.85 (<0.01) |
| Longest quit attempt in past 12 months (d)b | 75.34±2.88 | 83.10±4.27 | 67.93±4.16 | 6.19 (0.01) | 80.14±3.67 | 79.53±5.93 | 80.46±4.35 | 0.02 (0.90) | 3.68 (0.06) |
| Change from last year (%) | Same: 32%; more: 12%; less: 56% | Same: 42%; more: 11%; less: 47% | Same: 24%; more: 14%; less: 62% | 20.44 (<0.01) | Same: 48%; more: 18% less: 34% | Same: 53%; more: 15%; less: 32% | Same: 45%; more: 20%; less: 34% | 2.54 (0.11) | 9.71 (<0.01) |
| Quit intentions (%) | Never: 10%; >6 months: 50%; <6 months: 29%; < 30 days: 10% | Never: 13%; >6 months: 53%; <6 months: 26%; <30 days: 8% | Never: 8%; >6 months: 48%; <6 months: 32%; <30 days: 12% | 16.03 (<0.01) | Never: 12%; >6 months: 59%; <6 months: 24%; <30 days: 5% | Never: 16%; >6 months: 59%; <6 months: 22%; <30 days: 4% | Never: 9%; >6 months: 59%; <6 months: 25%; <30 days: 6% | 10.76 (<0.01) | 0.23 (0.63) |
| Former daily smoker (%) | 75.30% | 74.60% | 75.80% | 0.19 (0.66) | — | — | — | — | — |
CPD = cigarettes per day.
a F-value or Wald χ2 (P value) adjusted for age, race, education, employment, and/or income.
bAdjusted mean ± standard error.
cCalculated as ([CPD] × [days reported smoking in past month])/30.