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. Author manuscript; available in PMC: 2016 Jan 25.
Published in final edited form as: J Occup Environ Hyg. 2015;12(11):761–766. doi: 10.1080/15459624.2015.1049269

TABLE 2.

Demographic mean values with standard deviations (95% confidence intervals) of subjects.

Measured Variable Pregnant Subjects Non-pregnant Subjects
Age 28.7±2.5 yrs (27.3 – 30.1) 26.3±4.8 yrs (23.6 – 29.0)
Height 166.1±4.8 cm (163.4 = 168.8) 166.0±5.3 cm (163.0 – 169.0)
Weight 69.0±11.8 kg (62.5 – 75.5) 65.8±9.0 kg (60.7 – 70.8)
Body Mass Index 24.6±4.0 kg/m2 (20.1 – 25.9) 24.2±3.2 kg/m2 (22.4 – 26.0)
Gestational Age 21/1±5.3 wks (18.1 – 24.0) N/A