TABLE 3.

Prone Sleep Position by Age of Infant (N = 260 Matched Pairs)

Age Group (Months)TotalSIDS Cases Placed ProneControls Placed ProneUnadjusted OR (95% CI)Adjusted OR* (95% CI)
N (%)N (%)N (%)
<119 (7.3)8 (42.1)7 (36.8)1.3 (0.6–6.0)1.3
1–3184 (70.8)103 (56.0)64 (34.8)2.3 (1.5–3.5)2.1 (1.2–3.5)
≥457 (21.9)38 (66.7)20 (35.1)3.0 (1.4–6.4)4.3 (1.4–13.3)
Total260 (100.0)149 (57.3)91 (35.0)2.4 (1.7–3.4)2.3 (1.5–3.5)
  • * Adjusted for maternal age, marital status, education, and index of prenatal care.

  • Model unstable because of small sample size; CI not calculated.