Table 3

Comparison of demographics, mean EPDS, sleep duration, and sleep quality scores between non-snoring and snoring women
Non-snoring (n = 245) Snoring (n = 116)
Age (years) 29.7 ± 5.8 30.8 ± 6.0
Pre-pregnancy BMI (kg/m2) 25.4 ± 6.1 30.4 ± 8.4**
Obesity (BMI ≥ 30;%) 19.7% 43.0%**
African American (%) 10.7% 14.8%
High school or less (%) 22.5% 25.2%
Married/partnered (%) 78.4% 67.3%*
Nulliparous (%) 35.4% 24.8%*
Pre-eclampsia (%) 6.2% 11.3%
Diabetes Mellitus (%) 11.6% 20.9%*
Smoker (%) 8.5% 21.9%**
Stopped breathing (%) 1.7% 9.6%**
Mean EPDS 5.4 ± 5.0 6.1 ± 4.9
EPDS ≥10 (%) 22.9% 42.7%**
EPDS ≥15 (%) 12.8% 18.3%
Mean Sleep Duration (hours) 8.7 ± 1.6 8.7 ± 1.6
Sleep duration ≤6 hours (%) 5.1% 1.9%
Sleep duration >10 hours (%) 12.6% 14.9%
Mean Sleep quality score 3.5 ± 1.2 3.9 ± 1.2*
Poor sleep quality (%) 72.5% 74.6%**

*p < 0.05; **p < 0.001.

BMI = Body Mass Index.

EPDS = Edinburgh Postnatal Depression Scale.

O’Brien et al.

O’Brien et al. BMC Pregnancy and Childbirth 2013 13:113   doi:10.1186/1471-2393-13-113

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