Table 4

Interaction of mood/anxiety and pre-pregnancy overweight status: adjusted odds ratios (AOR) and 95% confidence intervals (CI) of sleep complaints according to maternal history of mood/anxiety disorder and pre-pregnancy overweight status**, Seattle and Tacoma, Washington, USA, 2003-2006
No mood/anxiety Yes mood/anxiety No mood/anxiety Yes mood/anxiety
No overweight No overweight Yes overweight Yes overweight
(N=951) (N=42) (N=213) (N=26)
Sleep complaint % AOR (95% CI) % AOR (95% CI) % AOR (95% CI) % AOR (95% CI)
Sleep duration during pregnancy
 Short (≤6 hours) 12.0 1.00 (Reference) 19.1 2.02 (0.86-4.74) 19.2 1.73 (1.21-2.48) 30.8 2.88 (1.14-7.32)
 Long (≥9 hours) 31.3 1.00 (Reference) 33.3 1.29 (0.63-2.63) 29.1 1.02 (0.75-1.37) 23.1 0.89 (0.33-2.43)
Excessive daytime sleepiness during pregnancy 7.9 1.00 (Reference) 11.9 1.61 (0.61-4.25) 12.1 1.58 (1.04-2.39) 11.5 1.45 (0.42-5.02)
Vital exhaustion during pregnancy 21.0 1.00 (Reference) 40.5 2.48 (1.31-4.69) 27.8 1.45 (1.08-1.94) 46.2 3.12 (1.41-6.91)
Elevated perceived stress during pregnancy 9.9 1.00 (Reference) 23.8 2.66 (1.24-5.70) 13.1 1.30 (0.87-1.94) 42.3 5.58 (2.40-12.96)

*Adjusted for maternal age, race/ethnicity and smoking during pregnancy.

**None of the interactions reached statistical significance.

Qiu et al.

Qiu et al. BMC Pregnancy and Childbirth 2012 12:104   doi:10.1186/1471-2393-12-104

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