Table 1.
4 weeks | 10 weeks | 24 weeks | Reference range [17, 23] | |
---|---|---|---|---|
24 h milk production (mL) | 546 | 819 | 1150 | 788 ± 169 |
24 h breastfeed frequency | 12 | 12 | 14 | 11 ± 1.6 |
Breastfeed duration (min) | 11 | 16 | 14 | 16 (13, 23.6) |
Breastfeed intake/feed (mL) | ||||
Left breast | 25 (14, 54) | 40 (9, 92) | 72 (2, 118) | 84 ± 28a |
Right breast | 19 (12, 28) | 32 (10, 56) | 60 (16, 114) | 67 ± 26b |
24 h expression frequency | 6 | 7 | 0 | |
24 h expression volume (mL) | 278 | 392 | 226 | |
24 h infant milk intake (mL) | ||||
Breastfeeding | 268 | 427 | 924 | |
Expressed milk | 219 | 270 | 0 | |
Total milk intake | 487 | 697 | 924 | |
Infant weight (g) (Birthweight = 2700 g) |
3478 | 5006 | 6425 |
Feeding characteristics reported as mean ± standard deviation or median (min, max) for 24 h reference range, breastfeed duration and milk intake for left and right breasts. Measured values reported for the 24 h milk production, 24 h breastfeed frequency, 24 h expression frequency, 24 h expression volume and infant weight at monitored breastfeeds
aValues for more productive breast, bValues for less productive breast