TABLE 5.

Results of Conditional Multiple Logistic Regression

Group of Case-Patients and Controls Included OR (P Value)
Complete Data Set n = 542 (P)Age <6 Months n = 279 (P)Age ≥6 Months n = 263 (P)
High-risk infant6.63 (<.001)4.34 (.016)20.5 (<.001)
Ever breastfed0.25 (.001)
Ever breastfed more than half of feedings0.38 (.001)0.33 (.001)
Breastfed within 8 wk of admission age0.44 (.004)0.27 (.004)
Shares bed with ≥1 other2.20 (.036)
≥4 Others aged <12 y in household2.13 (.011)3.28 (.007)
≥2 Persons/room in household1.72 (.024)2.41 (.007)
χ2 (df)78.4 (5)39.7 (4)54.2 (4)
Pseudo R20.220.210.29
  • ORs and P values are from simultaneous fitting of model including only statistically significant terms.