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Table 2 Comparisona of depression scores in two trial groups at end-of-pregnancy and six months after birth (N = 784d)

From: Physical activity for antenatal and postnatal depression in women attempting to quit smoking: randomised controlled trial

Visit time EPDS score N, Mean (SD) β (difference between PA and usual care, basic adjustmentb) (95% CI) β (difference between PA and usual care group, fully adjustedc) (95% CI)
Usual care group Physical activity group
baseline 393, 7.7 (5.0) 391, 7.6 (5.3)   
End of pregnancy 194, 7.2 (5.0) 189, 8.0 (4.9) 1.06 (0.19, 1.94) p = 0.017 0.95 (0.08, 1.83) p = 0.033
6 months follow-up 133, 6.6 (4.7) 146, 6.8 (4.8) 0.52 (−0.45, 1.50), p = 0.293 0.37 (−0.59, 1.33) p = 0.450
  1. EPDS Edinburgh Postnatal Depression Scale, PA Physical activity
  2. aResults from mixed effect linear model
  3. bAdjusted for visit time, baseline EPDS, recruitment centre, the interaction of baseline EPDS and visit time
  4. cAdjusted for visit time, baseline EPDS, recruitment centre, the interaction of baseline EPDS and visit time, age at leaving full time education, young age (≤ 20 yrs), BMI, marital status
  5. dFor the final mixed effect model, N = 436