Table 1

Characteristics of the 42 225 mothers included in the analyses*
Age (y) 30.1 ± 4.5 †
Anxiety/depressiveness 30th week of gestation§ 1.27 ± 0.34
Anxiety/depressiveness 6 months postpartum§ 1.25 ± 0.35
Bottle feeding (%)
1st month post partum 581 (1.4) [162]
2nd month post partum 1405 (3.3) [114]
3rd month post partum 2438 (5.8) [98]
4th month post partum 3797 (9.0) [92]
5th month post partum 5380 (12.8) [74]
6th month post partum 6803 (15.1)
Cesarean section (%) 5857 (13.9)
Maternal smoking (%) 4532 (10.7)
Mixed breastfeeding (%)
1st month post partum 6503 (15.5) [162]
2nd month post partum 7924 (18.8) [114]
3rd month post partum 9461 (22.5) [98]
4th month post partum 11 736 (27.9) [92]
5th month post partum 20 276 (48.1) [74]
6th month post partum 29 057 (68.8)
Plural Birth (%) 823 (1.9)
Predominant breastfeeding (%)
1st month post partum 34 979 (83.2) [162]
2nd month post partum 32 782 (77.8) [114]
3rd month post partum 30 228 (71.8) [98]
4th month post partum 26 600 (63.1) [92]
5th month post partum 16 495 (39.1) [74]
6th month post partum 6365 (16.1)
Preterm birth (%) 2320 (5.5)
Primiparous (%) 17 837 (42.2)

* Number of cases in brackets.

† Mean ± SD (all such values).

‡ Number of cases with missing data at that time point in square brackets (all such values).

Ystrom

Ystrom BMC Pregnancy and Childbirth 2012 12:36   doi:10.1186/1471-2393-12-36

Open Data