TABLE 3

aORs (with 95% CI) of Sleeping on a Sofa at Time of Death (Compared With Not Sleeping on a Sofa)

aORsa95% CIP
Lower BoundUpper Bound
Age (mo)
 0–3 mo0.930.801.1.4 (NS)
 4–11 moReference
Gender
 Female0.90.81.1.4 (NS)
 Unknown1.20.26.1.8 (NS)
 MaleReference
Race or ethnicity
 Non-Hispanic black1.00.91.2.9 (NS)
 Hispanic0.70.60.9<.01
 Other0.80.61.1.2 (NS)
 Non-Hispanic whiteReference
Location
 Other0.50.21.1.07 (NS)
 Unknown0.60.14.2.6 (NS)
 Child’s homeReference
Surface sharing
 Yes2.41.93.0<.001
 Unknown2.20.95.2.07 (NS)
 NoReferenceReferenceReference
Any object present in the sleep environment
 Yes0.60.50.7<.001
 NoReference
Position placed for sleep
 Prone2.21.33.7<.01
 Side1.41.01.8<.05
 Unknown1.00.71.4.9 (NS)
 SupineReference
Position change
 Supine/side to prone0.90.51.5.6 (NS)
 Prone to prone0.80.41.7.6 (NS)
 Prone to supine or side0.90.41.8.8 (NS)
 Unknown1.00.61.6.9 (NS)
 Supine or side to supine or sideReference
Position found
 Prone1.40.82.4.3 (NS)
 Side1.91.42.4<.001
 Unknown1.30.81.9.3 (NS)
 Supine
Change in sleep location
 Different location6.55.28.1<.001
 Unknown5.14.16.2<.001
 Same locationReference
Maternal smoking during pregnancy
 Yes1.41.21.6<.001
 NoReference
Diagnosis of cause of death
 Ill-defined1.21.01.5<.05
 ASSB1.91.62.3<.001
 SIDSReference
  • NS, not significant.

  • a Adjusted for all variables in the model.