Subgroups of pre-pregnancy smokers by use of quitting methods | N | Smoking amount in early postpartum | |||||
---|---|---|---|---|---|---|---|
Weighted row % | Adjusted odds ratio (95% confidence interval) * | ||||||
Abstinent | Reduced amount compared to pre-pregnancy | Not reduced | (Odds of abstinent) / (Odds of not reduced) | (Odds of reduced) / (Odds of not reduced) | (Odds of abstinent or reduced) / (Odds of not reduced) | ||
“Not trying to quit” | 677 | 36.5 | 20.9 | 42.7 | reference | reference | reference |
“Quit on my own” | 1856 | 44.6 | 21.2 | 34.2 | 1.89 (1.18–3.03) | 1.58 (0.91–2.75) | 1.74 (1.16–2.60) |
“Vaping” | 109 | 31.2 | 21.1 | 47.7 | 1.25 (0.42–3.73) | 0.67 (0.24–1.86) | 0.89 (0.39–2.02) |
“Wide-ranging methods” | 512 | 18.9 | 26.2 | 54.9 | 0.49 (0.22–1.07) | 0.86 (0.42–1.78) | 0.68 (0.38–1.22) |