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. Author manuscript; available in PMC: 2023 Jul 6.
Published in final edited form as: J Neonatal Perinatal Med. 2023;16(1):119–128. doi: 10.3233/NPM-221116

Table 2.

Histopathological and clinical outcomes in infants with intestinal hemorrhage

Intestinal
Hemorrhage( 0-
2), n = 67
Intestinal
Hemorrhage (3-
4), n = 81
p-value
Histopathology
Necrosis (mean ± SD) 1.49 (1.35) 1.95 (1.28) 0.037
Inflammation (mean ± SD) 1.63 (0.92) 2.67 (0.94) <0.001
Hemorrhage (mean ± SD) 1.54 (0.68) 3.65 (0.48) <0.001
Healing y/n, n (%) 29 ( 43.3) 24 ( 29.6) 0.121
  Fibroblasts (mean ± SD) 0.92 (1.07) 1.47 (1.04) 0.023
  Neovascularization (mean ± SD) 0.95 (1.03) 1.57 (1.07) 0.01
   Epithelial regeneration, n (%) 1 ( 1.7) 5 ( 16.7) 0.029
Postoperative Outcomes
Postoperative ileus days (days) (mean ±SD) 18.68 (15.35) 15.03 (12.06) 0.14
Postoperative day at starting enteral feedings (days) (mean ±SD) 19.55 (15.48) 16.73 (14.75) 0.305
Achievement of full feeds, n (%) 44 ( 73.3) 48 ( 66.7) 0.522
Day attainment of full enteral feedings (120 ml/kg) (mean ±SD) 69.17 (43.12) 74.04 (45.27) 0.589
Duration of parenteral nutrition (days) (mean ±SD) 94.13 (52.92) 84.49 (59.20) 0.309
24h Ionotropic support, n (%) 51 ( 77.3) 51 ( 69.9) 0.427
Cholestasis following NEC onset, n (%) 39 ( 72.2) 23 ( 62.2) 0.434
Length of stay (days) (mean ±SD) 129.02 (72.34) 146.41 (101.26) 0.248
Death, n (%) 20 ( 29.9) 31 ( 38.3) 0.369
Surgical complications
Surgical complication, n (%) 31 ( 46.3) 29 ( 35.8) 0.262
Single complication, n (%) 17 ( 25.4) 16 ( 19.8) 0.536
More than 1 complication, n (%) 11 ( 16.4) 11 ( 13.6) 0.802
Adhesions, n (%) 17 ( 25.4) 10 ( 12.3) 0.067
Wound dehiscence, n (%) 9 ( 13.4) 8 ( 9.9) 0.677
Wound infection, n (%) 5 ( 7.5) 13 ( 16.0) 0.181
Stricture, n (%) 4 ( 6.0) 7 ( 8.6) 0.763
Fistula, n (%) 4 ( 6.0) 3 ( 3.7) 0.797
Compartment syndrome, n (%) 3 ( 4.5) 0 ( 0.0) 0.181