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Table 4 Associations between type of fuel and risk of LBW

From: Exposure to cooking fuels and birth weight in Lanzhou, China: a birth cohort study

Fuel type

NBW

LBW

ORa(95 % CI)

ORb(95 % CI)

Gas

6965

371

1.00

1.00

Coal

270

70

1.92(1.37–2.69)

1.09(0.67–1.78)

Biomass

73

42

3.74(2.35–5.94)

2.51(1.26–5.01)

Electromagnetic

408

53

1.48(1.05–2.06)

1.14(0.71–1.83)

  1. aAdjusted for maternal age, education, family income, maternal weight gain, vitamin supplement during pregnancy, preeclampsia, caesarean section, parity, smoking, and ventilation
  2. bAdditional adjustment for gestational week
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BMC Public Health

ISSN: 1471-2458

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