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Table 3 Adjusted odds ratios for newborn macrosomia and low birth weight for women exposed and non-exposed to SHS stratified by BMI

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

Newborn measurement

Non-obese

Underweight

Obese

BMI = 18-29.99

BMI < 18

BMI ≥ 30

 

(n = 1806)

(n = 21)

(n = 1404)

Macrosomia

   

Non-exposed to SHS

   

 Adjusted OR

1.0

0.57 (0.25, 1.29)

9.18 (1.01, 9.37)

  

(p = 0.17)

(p = 0.04)

Exposed to SHS

   

 Adjusted OR

1.0

0.46 (0.31,1.78)

1.53 (1.19,12.1)

  

(p = 0.68)

(p < 0.0001)

Low birth weight

   

Non-exposed to SHS

   

 Adjusted OR

1.0

2.15 (1.001,4.57)

1.18 (0.26,15.9)

  

(p = 0.034)

(p = 0.54)

Exposed to SHS

   

Adjusted OR

1.0

2.71 (1.82,4.045)

2.15 (1.01,4.73)

  

(p = 0.02)

(p = 0.038)

  1. SHS = second-hand smoke, BMI = body mass index, OR = Odds ratio.
  2. Bold figure indicates statistical significance.