Table 3.

Adjusted ORs for High Health Services Utilization

ConsultationHospitalization
Respiratory/FeverAny IllnessRespiratory/FeverAny Illness
OR95% CIOR95% CIOR95% CIOR95% CI
Exposure to ETS during pregnancy
 No1111
 Yes1.19(1.08, 1.31)1.26(1.14, 1.39)1.11(0.98, 1.27)1.18(1.05, 1.31)
Paternal smoking*
 No1111
 Yes1.01(0.91, 1.12)1.02(0.91, 1.13)1.08(0.94, 1.24)1.08(0.96, 1.21)
Smoking by others
 No1111
 Yes1.02(0.88, 1.17)0.96(0.84, 1.11)1.10(0.93, 1.31)1.18(1.01, 1.37)
Exposure to ETS at home
 No1111
 Yes1.02(0.92, 1.12)1.01(0.91, 1.12)1.09(0.96, 1.24)1.12(1.00, 1.25)
Total number of smokers at home
 None1111
 11.02(0.92, 1.14)1.03(0.93, 1.15)1.06(0.93, 1.22)1.07(0.95, 1.20)
 ≥21.02(0.85, 1.23)0.94(0.78, 1.12)1.21(0.97, 1.51)1.30(1.08, 1.58)
  • All analyses are adjusted for maternal education level, maternal full-time employment, maternal age, birth order, method of delivery, birth weight, and breastfeeding.

  • * Additional adjustment for smoking by others.

  • Additional adjustment for paternal smoking.

  • P < .05 (test for linear trend).