Odds ratios for “Advise” to quit smoking during study period*
| Effect type | Odds ratio (95% CI) |
|---|---|
| *Based on hierarchical logistical regression analysis with observations from medical chart documentation at most recent visit for all smokers seen in a primary care visit. | |
| †The reference group for sex is the average of male and female values. | |
| Time | |
| Post- (v pre-) | 1.29 (0.69 to 2.43) |
| Follow up (v pre-) | 1.00 (0.49 to 2.04) |
| Sex (male v female)† | 2.22 (1.28 to 3.84) |
| Visit type | |
| Acute (v medical follow up) | 0.94 (0.65 to 1.34) |
| Ob/gyn (v medical follow up) | 0.57 (0.32 to 1.00) |
| Yearly physical (v medical follow up) | 2.43 (1.53 to 3.87) |
| First/other (v medical follow up) | 2.17 (1.26 to 3.76) |
| Interactions | |
| Sex (male v female) × post- | 0.42 (0.20 to 0.89) |
| Sex (male v female) × follow up | 0.46 (0.19 to 1.11) |









