Table 3.
Results of multiple logistic (ORs) and multiple linear (β weight) regression analyses of factors associated with smokers' daily cigarette consumption and quitting attitudes (N=620)
| Workplace with smoking policies implemented for 3 years | Workplace with smoking policies implemented for 10 years | |||
| Daily cigarette consumption, β weight (95% CI) | Quitting attitudes, OR (95% CI) | Daily cigarette consumption, β weight (95% CI) | Quitting attitudes, OR (95% CI) | |
| Age | ||||
| <30 | Reference | Reference | Reference | Reference |
| 30−39 | 1.431 (−0.325 to 3.187) | 0.411 (0.158 to 1.068) | 1.051 (−0.783 to 2.884) | 1.140 (0.577 to 2.253) |
| 40−39 | −2.830 (−6.467 to 0.806) | 0.313 (0.040 to 2.457) | 3.050 (1.261 to 4.840)† | 1.416 (0.723 to 2.772) |
| 50+ | 1.187 (−3.823 to 6.198) | 2.290 (0.074 to 70.398) | 3.866 (1.727 to 6.006)† | 2.399 (1.072 to 5.367)* |
| Education | ||||
| ≤9 years | Reference | Reference | Reference | Reference |
| 10–12 years | −0.146 (−1.941 to 1.650) | 0.613 (0.229 to 1.635) | 0.934 (−0.540 to 2.409) | 0.692 (0.395 to 1.212) |
| 13–14 years | 1.298 (−1.667 to 4.264) | 0.425 (0.077 to 2.357) | 0.127 (−2.140 to 2.395) | 1.286 (0.552 to 3.000) |
| ≥15 years | – | – | −1.165 (−4.199 to 1.870) | 1.580 (0.506 to 4.939) |
| Occupation | ||||
| Production operators | Reference | Reference | Reference | Reference |
| Professionals | −1.672 (−5.840 to 2.497) | 0.657 (0.067 to 6.493) | −2.551 (−4.954 to −0.147)* | 0.687 (0.267 to 1.769) |
| Laboratory technicians | −0.348 (−2.605 to 1.909) | 13.168 (2.506 to 69.187)† | −2.007 (−4.557 to 0.544) | 0.571 (0.221 to 1.476) |
| Sales/marketing | −1.872 (−7.477 to 3.732) | 1.908 (0.083 to 43.688) | −0.993 (−3.009 to 1.023) | 3.159 (1.461 to 6.829)† |
| Night shift work | ||||
| No | Reference | Reference | Reference | Reference |
| Yes | 1.634 (−0.545 to 3.812) | 2.114 (0.593 to 7.519) | −0.832 (−2.201 to −0.538) | 2.074 (1.212 to 3.546)† |
| First cigarette after waking up (min) | ||||
| <5 | Reference | Reference | Reference | Reference |
| 6–30 | −1.825 (−5.596 to 1.945) | 0.348 (0.043 to 2.831) | −3.776 (−5.577 to −1.976)† | 1.800 (0.870 to 3.722) |
| 31–60 | −4.838 (−8.557 to −1.120)* | 0.749 (0.093 to 6.018) | −5.589 (−7.710 to −3.468)† | 1.632 (0.712 to 3.741) |
| >60 | −7.266 (−10.921 to −3.612)† | 0.730 (0.094 to 5.695) | −8.674 (−10.609 to –6.738)† | 2.842 (1.312 to 6.158)† |
| No. of quitting attempts in the past 12 months | ||||
| 0 | Reference | Reference | Reference | Reference |
| 1 | 2.579 (0.030 to 5.129)* | 0.474 (0.122 to 1.840) | −0.470 (−2.081 to 1.142) | 2.617 (1.438 to 4.762)† |
| 2 | 1.764 (−0.430 to 3.959) | 0.346 (0.103 to 1.163) | 0.019 (−2.094 to 2.132) | 4.041 (1.873 to 8.719)† |
| >2 | 1.281 (−0.977 to 3.539) | 1.370 (0.384 to 4.883) | −1.272 (−2.804 to 0.259) | 4.591 (2.607 to 8.086)† |
| Self-confidence about quitting | ||||
| Will not succeed | Reference | Reference | Reference | Reference |
| May not succeed | −0.295 (−3.549 to 2.959) | 0.450 (0.073 to 2.771) | 1.889 (−0.547 to 4.324) | 2.870 (0.991 to 8.316) |
| Uncertain | −0.843 (−3.791 to 2.105) | 1.852 (0.372 to 9.229) | 1.533 (−0.666 to 3.732) | 1.698 (0.632 to 4.563) |
| May succeed | −0.365 (−3.294 to 2.563) | 0.841 (0.169 to 4.189) | 0.525 (−1.707 to 2.757) | 4.707 (1.774 to 12.487)† |
| Will succeed | −3.265 (−6.537 to 0.006) | 2.264 (0.373 to 13.746) | −0.243 (−2.613 to 2.127) | 5.697 (2.017 to 16.093)† |
| Acceptance to cessation programme in workplace | ||||
| No | Reference | Reference | Reference | Reference |
| Yes | −0.443 (−2.243 to 1.358) | 6.369 (2.227 to 18.182)† | −0.018 (−1.335 to 1.299) | 2.793 (1.655 to 4.717)† |
| Smoking policies in workplace | ||||
| Restrictive smoking | Reference | Reference | Reference | Reference |
| Smoke free | −3.384 (−5.529 to 1.240)† | 0.433 (0.136 to 1.384) | −0.549 (−1.977 to 0.878) | 0.924 (0.539 to 1.584) |
*
p<0.05.
†
p<0.01.