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Table 2 The anthropometric measurements of infants of women exposed and non-exposed to SHS stratified by maternal BMI

From: The independent effects of second hand smoke exposure and maternal body mass index on the anthropometric measurements of the newborn

Anthropometric measurement BMI BMI BMI P value
  (<18) (20–29.99) (30+)  
  (n = 21) (n = 1806) (n = 1404)  
Mean birth weight (kg)     
 Exposed to SHS 2.67 ± 0.27 3.08 ± 0.49 3.12 ± 0.56 0.67
 Non-Exposed SHS 3.04 ± 0.37 3.15 ± 0.44 3.27 ± 0.47 <0.001
Mean length (cm)     
 Exposed to SHS 47.17 ± 1.94 49.45 ± 2.29 49.63 ± 2.56 0.033
 Non-Exposed SHS 49.18 ± 1.88 49.77 ± 2.13 50.05 ± 2.18 0.002
Mean HC (cm)     
 Exposed to SHS 32.83 ± 0.68 33.99 ± 1.22 34.22 ±1.22 0.001
 Non-Exposed SHS 33.88 ±1.10 34.12 ±1.19 34.44 ± 1.28 <0.001
  1. Data expressed as either n (%) or mean ± standard deviation.
  2. SHS = second-hand smoke, BMI = body mass index, HC = head circumference.
  3. Bold figure indicates statistical significance.