Table 1.
Characteristics of infants included in metabolomic studies from TOLSURF and PROP by feeding status at 28 days. Quantitative measurements were compared using a Student’s t-test and categorical data using a Fisher’s Exact Test.
| TOLSURF | PROP | |||||
|---|---|---|---|---|---|---|
| TPN | Enteral | p-Value | TPN | Enteral | p-Value | |
| Number of Infants | 108 | 63 | - | 80 | 63 | - |
| Age at Sample in days, mean (SD) |
27.3 (2.2) | 28.1 (2.0) | 0.013 | 28.3 (0.9) | 28.0 (0.9) | 0.14 |
| Number of Infants by Maternal Race (NHW|AA|HL) * | 50|40|18 | 35|21|7 | 0.43 | 35|30|15 | 30|25|8 | 0.62 |
| Gestational Age in weeks, mean (SD) |
25.2 (1.2) | 25.6 (1.2) | 0.034 | 25.7 (1.0) | 26.0 (1.3) | 0.11 |
| Male sex (%) | 58.3 | 58.7 | 1.00 | 51.3 | 54.0 | 0.87 |
| Birthweight (g), mean (SD) | 698 (164) | 778 (181) | 0.008 | 770 (161) | 804 (131) | 0.18 |
| On corticosteroids at day 28 (%) | 22.2 | 14.3 | 0.23 | 28.7 | 15.9 | 0.0029 |
* NHW = Non-Hispanic White; AA = African American; HL = Hispanic Latino.