Table 2

Multivariate analysis of risk factors associated with axillary temperature measures < 35.0°C among newborns of Sarlahi

Factor

Model 1 (n = 210,347)

Model 2 (n = 196,045)

Model 3 (n = 190,180)

Neonatal-level

Female (versus male)

1.47 (1.36, 1.60)

1.48 (1.36, 1.61)

1.49 (1.37, 1.63)

< 1500 g (versus ≥ 2500 g)

14.50 (10.60, 19.84)

12.60 (8.85, 17.93)

11.63 (8.10, 16.70)

1500 - 1999 g (versus ≥ 2500 g)

4.68 (4.09, 5.35)

4.38 (3.80, 5.05)

4.32 (3.73, 5.00)

2000 - 2499 g (versus ≥ 2500 g)

1.57 (1.44, 1.72)

1.51 (1.38, 1.65)

1.49 (1.36, 1.63)

34 - 36.9 weeks (versus ≥ 37 weeks)

1.24 (1.12, 1.38)

1.19 (1.07, 1.32)

1.16 (1.04, 1.29)

< 34 weeks (versus ≥ 37 weeks)

1.94 (1.53, 2.46)

1.85 (1.42, 2.40)

1.87 (1.44, 2.44)

Delivery/newborn care practices

Non-facility birth

1.35 (0.93, 1.96)

1.28 (0.88, 1.88)

Non-skilled attendant

0.97 (0.69, 1.35)

0.97 (0.68, 1.37)

Delayed (> 24 h) breastfeeding

1.25 (1.15, 1.35)

1.19 (1.08, 1.30)

Cord cut after placenta delivered

1.45 (0.97, 2.18)

1.47 (0.98, 2.22)

Baby bathed after birth

1.03 (0.88, 1.20)

1.02 (0.87, 1.20)

Room warmed during first 14 days

0.97 (0.85, 1.11)

0.96 (0.84, 1.11)

Hat worn during first 14 days

1.08 (0.91, 1.28)

1.10 (0.92, 1.30)

Skin-to-skin during first 14 days

1.11 (0.92, 1.33)

1.10 (0.92, 1.31)

Household/socioeconomic status variables

Upper caste (versus lower)

0.88 (0.73, 1.06)

Madeshi (versus Pahadi)

1.04 (0.91, 1.19)

Latrine (brick/pit versus no latrine)

1.05 (0.92, 1.19)

Electricity (versus none)

1.07 (0.95, 1.21)

Television (versus none)

0.94 (0.82, 1.09)

Parental variables

Maternal literacy (versus none)

0.90 (0.79, 1.02)

Paternal literacy (versus none)

0.99 (0.90, 1.09)

Paternal occupation (skilled versus non-

skilled)

0.97 (0.87, 1.07)

Maternal hypothermia (< 36.0°C)

1.50 (1.32, 1.71)

Mullany et al. BMC Medicine 2010 8:43   doi:10.1186/1741-7015-8-43