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Table 2 Comparisons of infant feeding practices between mothers with and without symptoms of PND a (EPDS ≥10) at each time point

From: A prospective study of maternal postnatal depressive symptoms with infant-feeding practices in a Chinese birth cohort

Variables 1 month 3 months 6 months 8 months 12 months
% (n)b P % (n) P % (n) P % (n) P % (n) P
Exclusive breastfeeding
 Overall 72.9 (697/956)   63.4 (600/946)   13.7 (128/932)      
with symptoms of PND 57.1 (32/56) < 0.01 49.1 (27/55) 0.02 9.4 (5/53) 0.35 0 0
without symptoms of PND 73.9 (665/900)   64.3 (573/891)   14.0 (123/879)   0   0  
Partial breastfeeding
 Overall 97.0 (927/956)   89.7 (848/946)   76.1 (709/931)   62.8 (582/927)   29.1 (265/910)  
with symptoms of PND 89.3 (50/56) < 0.01 74.5 (41/55) < 0.01 56.6 (30/53) < 0.01 47.2 (25/53) 0.02 23.1 (12/52) 0.32
without symptoms of PND 97.4 (877/900)   90.6 (807/891)   77.3 (679/878)   63.7 (557/874)   29.5 (253/858)  
Formula feeding
 Overall 27.1 (259/956)   36.3 (343/945)   55.6 (517/931)   68.6 (636/927)   85.2 (775/909)  
with symptoms of PND 42.9 (24/56) < 0.01 28 (50.9) 0.02 69.8 (37/53) 0.03 84.9 (45/53) 0.01 92.3 (48/52) 0.14
without symptoms of PND 26.1 (235/900)   315 (35.4)   54.7 (480/878)   67.6 (591/874)   84.8 (727/857)  
  1. a PND postnatal depression
  2. b Data are expressed as percentages (numbers)