Table 1 Patient characteristics
Characteristics | N = 13 |
|---|---|
Gestational age (weeks) | 34.4 ± 3.1 |
Age at surgery (days) | 60 (36,90) |
Birth weight (kg) | 2.28 (1.79,3.38) |
Weight at surgery (kg) | 3.17 (2.34,5.21) |
Sex, n(%) | Â |
 Male | 9 (69.23%) |
 Female | 4 (30.77%) |
Blood type, n(%) | Â |
 A | 4 (30.77%) |
 B | 2 (15.38%) |
 AB | 0 |
 O | 7 (53.85%) |
Anesthetic risk | Â |
 ASA I | 0 |
 ASA II | 4 (30.77%) |
 ASA III | 9 (69.23%) |
 ASA IV | 0 |
NEC Bell’s stage |  |
 IIa | 8 (61.54%) |
 IIb | 5 (38.46%) |