Demographic characteristics | Exclusive breastfeeding group (n = 15) | Mixed feeding Group (n = 67) | Artificial feeding group (n = 70) |
gestational age (week) gender male female weight at admission(kg) mother’s age (year) | 34.42 ± 1.68
7 8 2.32 ± 0.35 27.00 ± 2.33 | 33.37 ± 0.51
31 36 1.92 ± 0.54 25.93 ± 3.43 | 32.45 ± 0.53
32 38 2.17 ± 0.54 24.95 ± 3.23 |