From: Discrete survival model analysis of a couple’s smoking pattern and outcomes of assisted reproduction
Smoking Pattern | Adjusted Hazard Ratio (95% CI) | P-Value |
---|---|---|
Female Smoking Intensity and Duration a | ||
Per 1 additional cigarette per day | 1.02 (0.97, 1.08) | 0.45 |
Per 1 additional year of smoking | 1.01 (0.97, 1.05) | 0.68 |
Female Smoking Cessation b | ||
Per 1 additional year of smoking cessation | 1.01 (0.95, 1.08) | 0.69 |
Female Age of Smoking Initiation c | ||
Per 1 additional year later smoking initiation | 0.90 (0.79, 1.02) | 0.11 |
Male Smoking Intensity and Duration a | ||
Per 1 additional cigarette per day | 0.99 (0.97, 1.01) | 0.36 |
Per 1 additional year of smoking | 1.01 (0.99, 1.04) | 0.25 |
Male Smoking Cessation b | ||
Per 1 additional year of smoking cessation | 0.96 (0.91, 1.00) | 0.05 |
Male Age of Smoking Initiation c | ||
Per 1 additional year later smoking initiation | 1.04 (0.91, 1.19) | 0.58 |