Table 1.
Risk factors for necrotizing enterocolitis patients by stage in a neonatal intensive care unit in New Mexico, January 22 to February 13, 2007
| Stage I (n = 3) |
Stage II (n = 5) |
Stage III (n = 3) |
||||
|---|---|---|---|---|---|---|
| Potential risk factors for NEC | n | % | n | % | n | % |
| Infant risk factors | ||||||
| Human milk fortifier | 0 | 0 | 4 | 80 | 3 | 100 |
| Liquid formula | 2 | 67 | 5 | 100 | 2 | 100 |
| Very low birth weight (<1500 g) | 2 | 67 | 2 | 40 | 3 | 100 |
| Very low gestational age (≤32 wk) | 1 | 33 | 1 | 20 | 3 | 100 |
| Small for gestational age | 1 | 33 | 1 | 20 | 0 | 0 |
| Umbilical catheter | 2 | 67 | 2 | 40 | 3 | 100 |
| Hyaline membrane disease | 1 | 33 | 1 | 20 | 3 | 100 |
| Positive blood culture | 0 | 0 | 1 | 20 | 2 | 66 |
| Positive C difficile toxin test | 0 | 0 | 1 | 20 | 0 | 0 |
| Previous NEC episode | 1 | 33 | 0 | 0 | 0 | 0 |
| Maternal risk factors | ||||||
| Gestational diabetes | 1 | 33 | 2 | 40 | 0 | 0 |
| Preeclampsia | 1 | 33 | 2 | 40 | 0 | 0 |
| Drug abuse | 0 | 0 | 1 | 20 | 1 | 33 |
NEC, necrotizing enterocolitis.
NOTE. Number of identified NEC patients: n = 11.