Table 3

Odds ratios for “Advise” to quit smoking during study period*

Effect typeOdds 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.
    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)
    Sex (male v female) × post-0.42 (0.20 to 0.89)
    Sex (male v female) × follow up0.46 (0.19 to 1.11)