Table 1 Analysis of risk factors affecting PNAC
Variable | PNAC | ||
|---|---|---|---|
Yes | No | P -value | |
Gestational age (weeks) | |||
Mean ± SD | 26.07 ± 2.23 | 26.78 ± 2.32 | .035 2 |
Birth weight (gram) | |||
Mean ± SD | 737.68 ± 151.71 | 824.72 ± 160.26 | .001 2 |
Hospital days | 116.86 ± 56.96 | 94.34 ± 37.46 | .003 2 |
IUGR | |||
Yes | 20 (35.7) | 30 (24.4) | .117 1 |
No | 36 (64.3) | 93 (75.6) | |
Sex | |||
Male | 27 (48.2) | 55 (44.7) | .663 1 |
Female | 29 (51.8) | 68 (55.3) | |
Apgar score 1 min | 4.38 ± 1.61 | 4.82 ± 1.31 | .085 2 |
Apgar score 5mins | 6.70 ± 1.29 | 6.93 ± 0.98 | .230 2 |
Ventilator duration (days) | 55.79 ± 47.23 | 29.26 ± 25.69 | .000 2 |
PDA | |||
Surgical ligation | 19 (33.9) | 22 (17.9) | .018 1 |
Others | 37 (66.1) | 101 (82.1) | |
ROP | |||
Laser or bevacizumab inj. | 38 (67.9) | 59 (48.0) | .013 1 |
Observation | 18 (32.1) | 64 (52.0) | |
Head ultrasonography | |||
Normal | 35 (62.5) | 87 (70.7) | .273 1 |
Abnormal | 21 (37.5) | 36 (29.3) | |
BPD | |||
Yes | 45 (80.4) | 67 (54.5) | .001 1 |
No | 11 (19.6) | 56 (45.5) | |
NEC | |||
Yes | 27 (48.2) | 15 (12.2) | .000 1 |
No | 29 (51.8) | 108 (87.8) | |
Sepsis | |||
Yes | 40 (71.4) | 61 (49.6) | .006 1 |
No | 16 (28.6) | 62 (50.4) | |
GI surgery | |||
Yes | 19 (33.9) | 9 (7.3) | .000 1 |
No | 37 (66.1) | 114 (92.7) | |
TPN days | |||
Mean ± SD | 74.13 ± 50.62 | 42.38 ± 31.74 | .000 2 |
Feeding start (days) | |||
Mean ± SD | 4.36 ± 3.25 | 3.86 ± 2.60 | .234 2 |
Days to achieve full enteral feeding (days) | 56.24 ± 22.36 | 35.06 ± 15.95 | .000 2 |
Type of formula | |||
Breast milk | 20 (37.7) | 73 (59.8) | .007 1 |
Others | 33 (62.3) | 49 (40.2) | |