Maternal alcohol dose, usually ingested and ingested the days before death/interview in SIDS cases and controls with crude and adjusted odds ratios (ORs) in Scandinavia 1992–95, the Nordic epidemiological SIDS study
| Cases | Controls | Crude | Adjusted | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| OR | 95% CI | p Value | OR | 95% CI | p Value | ||||||
| Maternal alcohol dose (AU) | |||||||||||
| Nil | 85 | 263 | 1.0 | Ref | – | 1.0 | Ref | – | |||
| 1–4 AU | 120 | 504 | 0.8 | 0.5 to 1.1 | 0.11 | 0.8 | 0.5 to 1.2 | 0.24 | |||
| ⩾ 5 AU | 19 | 40 | 1.5 | 0.8 to 2.7 | 0.23 | 0.7 | 0.4 to 1.5 | 0.41 | |||
| Recent maternal alcohol ingestion | |||||||||||
| No | 207 | 774 | 1.0 | Ref | – | 1.0 | Ref | – | |||
| Yes | 34 | 85 | 1.5 | 1.0 to 2.4 | 0.07 | 1.4 | 0.8 to 2.5 | 0.20 | |||
| Alcohol dose today or yesterday | |||||||||||
| Nil | 216 | 788 | 1.0 | Ref | – | 1.0 | Ref | – | |||
| 1–4 AU | 21 | 79 | 1.0 | 0.6 to 1.6 | 0.86 | 1.0 | 0.5 to 1.9 | 0.91 | |||
| ⩾ 5 AU | 7 | 2 | 12.2 | 2.5 to 59.3 | 0.002 | 5.9 | 1.0 to 33.9 | 0.047 | |||
Adjustment was made for maternal age and education, maternal smoking during pregnancy, and paternal unemployment.
AU, alcohol units; CI, confidence interval.