Table 3.
Outcome measures during the follow-up by group
| 3 months | 6 months | 9 months | 12 months | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IG | CG | IG | CG | IG | CG | IG | CG | |||||
| Mean±SD | Mean±SD | p | Mean±SD | Mean±SD | p | Mean±SD | Mean±SD | p | Mean±SD | Mean±SD | p | |
| Pattern of tobacco use (Cigarettes/day) | 5.6±6.0 | 6.2±6.6 | 0.614 | 5.2±5.9 | 5.7±6.5 | 0.625 | 4.8±6.1 | 5.5±6.4 | 0.532 | 5.1±6.4 | 5.6±6.8 | 0.405 |
| Pattern of tobacco use (Smoking %) | 39 (66.1) | 47(74.6) | 0.304 | 40 (67.8) | 46 (73.0) | 0.528 | 34 (58.6) | 43 (68.3) | 0.271 | 31 (53.4) | 42 (67.7) | 0.109 |
| CO levels in exhaled air by Co-oximetry (ppm) | 6.8±6.8 | 6.7±7.8 | 5.8±6.7 | 6.1±6.8 | 9.7±10.2 | 0.028 | ||||||
| %COHb | 1.5±2.0 | 1.5±2.5 | 1.1±1.2 | 1.2±1.2 | 2.0±2.4 | 0.039 | ||||||
| Nicotine dependence (Fagerström test) | 0.9±1.2 | 1.5±2.0 | 0.338 | 0.7±1.6 | 1.3±1.9 | 0.141 | 0.9±1.6 | 1.3±2.0 | 0.837 | 1.1±1.6 | 1.3±2.0 | 0.976 |
| Motivation for giving up smoking (Richmond test) | 5.9±1.8 | 6.1±1.6 | 0.598 | 6.3±1.7 | 6.4±1.8 | 0.892 | 6.6±1.6 | 6.7±1.6 | 0.869 | 6.6±1.7 | 6.1±2.1 | 0.595 |
| n (%) | n (%) | p | n(%) | n(%) | p | n(%) | n(%) | p | n(%) | n(%) | p | |
| Positive cotinine urine test | 42 (71.2) | 50 (79.4) | 0.294 | 41(69.5) | 48 (76.2) | 0.405 | 35 (60.3) | 44 (69.8) | 0.273 | 31(53.4) | 46 (74.2) | 0.018 |
| Fagerström test | ||||||||||||
| ≤ 4 Low dependence | 39 (100) | 43 (91.5) | 38 (95.0) | 43 (93.5) | 34 (97.1) | 39 (90.7) | 30 (96.8) | 38 (90.5) | ||||
| 5-6 Moderate dependence | 0 | 2 (4.3) | 1 (2.5) | 1 (2.2) | 0 | 2 (4.7) | 0 | 2 (4.8) | ||||
| ≥ 7 High dependence | 0 | 2 (4.3) | 1 (2.5) | 2 (4.3) | 1 (2.9) | 2 (4.7) | 1 (3.2) | 2 (4.8) | ||||
| Motivational stages of change (Prochaska and DiClemente's stages) | 0.518 | 0.010 | 0.331 | 0.027 | ||||||||
| Pre-contemplation | 9 (15.3) | 11 (17.5) | 10 (16.9) | 8 (12.7) | 13 (22.4) | 10 (15.9) | 14 (24.1) | 9 (14.5) | ||||
| Contemplation | 16 (27.1) | 24 (38.1) | 8 (13.6) | 25 (39.7) | 6 (10.3) | 13 (20.6) | 4 (6.9) | 15 (24.2) | ||||
| Preparation | 14 (23.7) | 12 (19.0) | 22 (37.3) | 13 (20.6) | 16 (27.6) | 20 (31.7) | 13 (22.4) | 18 (29.0) | ||||
| Cessation | 20 (33.9) | 16 (25.4) | 19 (32.2) | 17 (27.0) | 23 (39.7) | 20 (31.7) | 27 (46.6) | 20 (32.3) | ||||
| Richmond test | 0.214 | 0.694 | 0.716 | 0.378 | ||||||||
| ≥7 High motivation | 13 (40.6) | 19 (46.3) | 15 (50.0) | 18 (54.5) | 8 (47.1) | 15 (57.7) | 3 (37.5) | 5 (55.6) | ||||
| 5-6 Moderate motivation | 11 (34.4) | 18 (43.9) | 9 (30.0) | 11 (33.3) | 8 (47.1) | 9 (34.6) | 5 (62.5) | 3 (33.3) | ||||
| ≤4 Low motivation | 8 (25.0) | 4 (9.8) | 6 (20.0) | 4 (12.1) | 1 (5.9) | 2 (7.7) | 0 | 1 (11.1) | ||||