Table 1.
Clinical characteristics of patients.
| Variable | Control group (n=271) | Intervention group (n=242) | P value | ||||||||
| Age (years), mean (SD) | 50.66 (10.42) | 49.01 (11.22) | .09 | ||||||||
| Gender, n (%) |
|
|
.64 | ||||||||
|
|
Women | 158 (58.3) | 146 (60.3) |
|
|||||||
|
|
Men | 113 (41.7) | 96 (39.7) |
|
|||||||
| Educational level, n (%) |
|
|
.67 | ||||||||
|
|
Primary school or inferior | 89 (32.8) | 74 (30.6) |
|
|||||||
|
|
High school | 132 (48.7) | 116 (47.9) |
|
|||||||
|
|
University | 50 (18.5) | 52 (21.5) |
|
|||||||
| Personal gross income (€a/year), n (%) |
|
|
.98 | ||||||||
|
|
<8500 | 48 (17.7) | 44 (18.2) |
|
|||||||
|
|
8500-16,999 | 94 (34.7) | 78 (32.2) |
|
|||||||
|
|
17,000-25,499 | 73 (26.9) | 66 (27.3) |
|
|||||||
|
|
25,500-33,999 | 36 (13.3) | 34 (14.0) |
|
|||||||
|
|
>34,000 | 20 (7.4) | 20 (8.3) |
|
|||||||
| Country, n (%) |
|
|
.26 | ||||||||
|
|
Spain | 251 (92.6) | 230 (95.0) |
|
|||||||
|
|
Other countries | 20 (7.4) | 12 (5.0) |
|
|||||||
| Number of daily cigarettes, mean (SD) | 16.32 (8.04) | 16.70 (7.43) | .59 | ||||||||
| Previous tobacco withdrawal attempts, mean (SD) | 2.37 (2.83) | 2.60 (3.00) | .38 | ||||||||
| Heavy Smoking Index, mean (SD) | 2.65 (1.68) | 2.71 (1.59) | .67 | ||||||||
| Cannabis use, n (%) |
|
|
.14 | ||||||||
|
|
No | 265 (97.8) | 231 (95.5) |
|
|||||||
|
|
Yes | 6 (2.2) | 11 (4.5) |
|
|||||||
| Pharmacological treatmentb, n (%) | 130 (48) | 119 (49.2) | .63 | ||||||||
|
|
Simple nicotine replacement treatment | 10 (7.7) | 13 (10.9) |
|
|||||||
|
|
Combined nicotine replacement treatment | 4 (3.1) | 5 (4.2) |
|
|||||||
|
|
Bupropion | 24 (18.5) | 21 (17.6) |
|
|||||||
|
|
Varenicline | 89 (68.5) | 74 (62.2) |
|
|||||||
|
|
Others | 3 (2.3) | 6 (5.0) |
|
|||||||
|
|
No pharmacological treatment | 141 (52.0) | 123 (50.8) |
|
|
||||||
| Baseline CO-oximetry (ppt), mean (SD) | 15.51 (15.33) | 14.70 (12.67) | .57 | ||||||||
| EuroQol 5D-5L VASc, mean (SD) | 71.8 (18.1) | 69.4 (18.5) | .14 | ||||||||
| EuroQol 5D-5L index, mean (SD) | 0.9 (0.2) | 0.9 (0.2) | .11 | ||||||||
a€1=US $1.06.
bn=130 and 119, respectively, for the IG and CG.
cVAS: visual analog scale.