Table 1 Selected characteristics of smokers treated, by period
Group 2001–2005 (N = 465) | Group 2006–2010 (N = 405) | χ 2/t | Cramer’s V/Cohen’s d | |
|---|---|---|---|---|
Sociodemographic characteristics | ||||
Gender (male) | 43.0 | 43.5 | 0.02 | |
Age (41 or over) | 45.6 | 54.8 | 7.37** | 0.09 |
Mean age (SD) | 39.1 (10.5) | 42.4 (10.6) | -4.60*** | 0.16 |
Marital status (married) | 46.9 | 50.1 | 7.24 | |
Characteristics related to smoking | ||||
N° of cigarettes/day (25 or more) | 47.1 | 35.6 | 11.86** | 0.12 |
Mean cigarettes/day (SD) | 25.9 (10.9) | 23.1 (9.3) | 4.20*** | 0.14 |
Milligrams of nicotine (0.8 mg or more) | 88.2 | 81.0 | 8.68** | 0.10 |
Mean milligrams of nicotine (SD) | 0.8 (0.1) | 0.7 (0.1) | 6.49*** | 0.23 |
Years smoking (20 years or more) | 59.4 | 67.2 | 5.66* | 0.08 |
Mean years smoking (SD) | 21.6 (10.1) | 24.4 (10.6) | -3.96*** | 0.13 |
Has tried to give up smoking in the last year | 44.1 | 38.8 | 2.52 | |
Stage of change (Preparation) | 40.2 | 32.1 | 9.22* | 0.10 |
Nicotine dependence (FTND ≥ 6) | 49.0 | 46.9 | 0.39 | |
Mean nicotine dependence (SD) | 5.24 (2.36) | 5.24 (2.23) | 0.01 | |
Depression | ||||
MDE (past) | 34.2 | 45.9 | 12.45*** | 0.12 |
MDE (current) | 8.2 | 8.6 | 0.06 | |
Depressive disorder (past) | 27.1 | 37.0 | 9.87** | 0.11 |
Depressive disorder (current) | 9.5 | 14.1 | 4.49* | 0.07 |