From: The role of gender in a smoking cessation intervention: a cluster randomized clinical trial
Baseline (restricted to individuals from whom information is available at one year) | ||||||||
---|---|---|---|---|---|---|---|---|
Control n (%) = 703 (48.2) | Intervention n (%) = 754 (51.8) | |||||||
total | men | women | p-value | total | men | women | p-value | |
no. cig/day, mean (SD) | 20.2 (10.6) | 22.1 (11.6) | 18.7 (9.4) | <0.001 | 20.7 (10.5) | 22.1 (10.9) | 19.5 (10.0) | 0.001 |
Fagerström test scores, mean (SD) | 4.5 (2.5) | 4.8 (2.6) | 4.3 (2.5) | 0.004 | 4.7 (2.5) | 4.6 (2.5) | 4.7 (2.5) | 0.609 |
Richmond test scores, mean (SD) | 6.0 (2.7) | 6.1 (2.7) | 5.9 (2.8) | 0.198 | 6.2 (2.8) | 6.2 (2.8) | 6.3 (2.7) | 0.755 |
stage | ||||||||
pre-contemplation | 176 | 73 (3.3) | 103 (27.3) | 178 | 92 (27.6) | 86 (21.0) | ||
contemplation | 376 | 166 (53.0) | 210 (55.7) | 397 | 156 (46.8) | 241 (58.9) | ||
preparation | 121 | 64 (20.4) | 57 (15.1) | 139 | 69 (0.7) | 70 (17.1) | ||
action | 17 | 10 (3.2) | 7 (1.9) | 0.151 | 28 | 16 (4.8) | 12 (2.9) | 0.010 |
reduction no. cig over last month | ||||||||
yes | 365 | 174 (55.1) | 191 (50.1) | 370 | 153 (47.2) | 217 (53.8) | ||
no | 332 | 142 (44.9) | 190 (49.9) | 0.194 | 357 | 171 (52.8) | 186 (46.2) | 0.076 |
importance of quitting smoking, mean (SD) | 7.7 (2.6) | 7.6 (2.5) | 7.8 (2.6) | 0.181 | 7.7 (2.6) | 7.6 (2.8) | 7.9 (2.5) | 0.195 |
confidence in quitting smoking, mean (SD) | 4.4 (3.1) | 4.5 (3.0) | 4.3 (3.1) | 0.474 | 4.8 (3.1) | 5.2 (3.0) | 4.4 (3.1) | <0.001 |
readiness to quit smoking, mean (SD) | 4.6 (3.0) | 4.8 (2.9) | 4.5 (3.1) | 0.146 | 4.9 (3.1) | 5.2 (3.2) | 4.7 (3.0) | 0.048 |
One-year follow-up | ||||||||
Control n (%) = 703 (48.2) | Intervention n (%) = 754 (51.8) | |||||||
total | men | women | p-value | total | men | women | p-value | |
no. cig/day, mean (SD) | 16.9 (9.9) | 18.3 (11.2) | 15.8 (8.5) | 0.009 | 15.9 (9.5) | 17.0 (10.5) | 15.1 (8.6) | 0.013 |
Fagerström test scores, mean (SD) | -- | -- | -- | -- | -- | -- | ||
Richmond test scores, mean (SD) | -- | -- | -- | -- | -- | -- | ||
stage | ||||||||
pre-contemplation | 226 | 97 (30.7) | 129 (33.8) | 219 | 97 (28.8) | 122 (29.3) | ||
contemplation | 252 | 112 835.4) | 140 (36.6) | 307 | 129 (38.3) | 178 (42.8) | ||
preparation | 220 | 107 (33.9) | 113 (29.6) | 0.454 | 227 | 111 (32.9) | 116 (27.9) | 0.283 |
reduction no. cig over last month | ||||||||
yes | 348 | 157 (49.7) | 191 (50.5) | 382 | 168 (50.3) | 214 (51.8) | ||
no | 346 | 159 (50.3) | 187 (49.5) | 0.824 | 365 | 166 (49.7) | 199 (48.2) | 0.680 |
importance of quitting smoking, mean (SD) | 8.0 (2.5) | 8.0 (2.4) | 8.1 (2.5) | 0.524 | 8.0 (2.4) | 7.9 (2.4) | 8.0 (2.4) | 0.749 |
confidence in quitting smoking, mean (SD) | 4.3 (3.1) | 4.5 (3.0) | 4.1 (3.1) | 0.044 | 4.2 (2.9) | 4.4 (2.9) | 4.1 (2.9) | 0.206 |
readiness to quit smoking, mean (SD) | 4.3 (2.9) | 4.7 (2.9) | 4.0 (3.0) | 0.002 | 4.4 (2.9) | 4.8 (3.0) | 4.1 (2.8) | 0.001 |