UCM (N = 30)

DCC (N = 23)

ICC (N = 41)

p-value

Birth hemoglobin (g/dl)

15.0 ± 2.7

16.1 ± 2.9

13.6 ± 1.9

0.001

Transfusion < 72 hours of life

9 (30)

3 (13)

18 (44)

0.04

PDA requiring treatment

6 (20)

1 (4.3)

12 (30)

0.07

Oxygen at 36 weeks, corrected

7 (23)

8 (35)

22 (53)

0.04

Any IVH

5 (17)

7 (30)

3 (7.3)

0.71

Retinopathy of prematurity

15 (50)

13 (56)

14 (34)

0.47

Ventilator days

11.3 ± 19.1

9.4 ± 12.2

10.5 ± 15.0

0.91

Length of stay, days

66.3 ± 35.3

74.04 ± 35.9

66.7 ± 56.7

0.96