Table 1.
Baseline, and 3M smoking characteristics and changes from baseline to 3M
| Continuous variables | Baseline mean (SD) |
3M mean (SD) | Paired t-test | Categorical variables |
Baseline n and proportion |
3M n and proportion |
χ2 |
|---|---|---|---|---|---|---|---|
| Cigarettes per day from TLFB | 17.3 (10.6) | 6.2 (5.9) | t(34) = 7.15** | Abstinent | 1 (2.5%) | 9 (22.5%) | ns |
| Irregular smoking | 7 (17.5%) | 8 (20%) | |||||
| Daily smoking | 32 (80%) | 23 (57.5%) | |||||
| Percent smoking days | 98.7 (.04) | 57.9% (37.3) | t(34) = 6.27** | Precontemplation | 0 | 2 (5.7%) | ns |
| Contemplation | 15 (37.5%) | 9 (25.8%) | |||||
| Preparation | 25 (62.5%) | 15 (42.9%) | |||||
| Action | 0 | 9 (25.7%) | |||||
| Last smoked in hours | 2.62 (5.5) | 245.8 (629.5) | t(34) = 5.29** | Nonsmoking days on TLFB |
6 (815%) | 26 (74.3%) | ns |
| CO level | 15.05 (8.38) | 10.9 (6.1) | t(34) = 2.76 ** | ||||
| Pulse rate | 78.87 (13.88) | 80.91 (13.04) | ns | ||||
| Forced expiratory volume | 14.07 (41.23) | 1.99 (.93) | ns | ||||
| Fagerstrom dependence score | 5.0 (2.3) | 3.8 (2.3) | t(31) = 2.91** | ||||
| Minnesota withdrawal score | 13.3 (7.8) | 11.5 (8.6) | ns | ||||
| Decisional balance pros score | 8.9 (3.0) | 6.7 (3.4) | t(32) = 4.23** | ||||
| Decisional balance cons score | 8.7 (3.2) | 9.1 (3.4) | ns | ||||
| Confidence: positive affect | 8.9 (3.8) | 9.3 (3.6) | ns | ||||
| Confidence negative affect | 8.2 (4.1) | 8.1 (3.9) | ns | ||||
| Confidence habit | 8.6 (3.5) | 9.2 (3.6) | ns | ||||
| Temptation: positive affect | 10.9 (2.5) | 8.9 (4.0) | t(34) = 2.97** | ||||
| Temptation negative affect | 12.3 (2.8) | 9.4 (3.9) | t(34) = 4.82** | ||||
| Temptation habit | 10.9 (3.3) | 8.2 (3.4) | t(34) = 3.65** | ||||
| Importance of quitting smoking | 9.0 (1.6) | 9.1 (1.5) | ns | ||||
| Confidence in quitting smoking | 6.2 (2.5) | 7.0 (2.8) | ns | ||||
| Readiness to quit smoking | 7.0 (1.9) | 7.1 (2.8) | ns | ||||
| Importance of using patch | 9.0 (1.7) | 8.3 (2.4) | ns | ||||
| Confidence to use nicotine patch | 7.9 (2.3) | 7.0 (2.8) | ns | ||||
| Readiness to use nicotine patch | 7.6 (2.0) | 7.1 (2.8) | ns | ||||
| Consciousness raising | 5.7 (2.2) | 7.3 (2.9) | ns | ||||
| Environmental re-evaluation | 5.6 (2.8) | 6.4 (2.6) | ns | ||||
| Self re-evaluation | 5.5 (2.2) | 6.7 (2.1) | t(31) = 2.78** | ||||
| Social liberation | 6.8 (2.3) | 7.3 (2.4) | ns | ||||
| Dramatic relief | 4.3 (1.8) | 5.9 (2.6) | t(32) = 3.91** | ||||
| Helping relationships | 4.2 (2.4) | 5.8 (2.9) | t(31) = 3.94** | ||||
| Self liberation | 6.5 (1.9) | 6.8 (2.1) | ns | ||||
| Counter conditioning | 3.7 (1.7) | 5.6 (2.0) | t(32) = 5.23** | ||||
| Reinforcement management | 4.7 (2.7) | 4.6 (2.7) | ns | ||||
| Stimulus control | 3.0 (1.8) | 4.1 (2.7) | t(31) = 2.43* |
*
P < .05;
**
P < .01