Table 1. Associations between demographic and clinical variables and time to full enteral feeds; univariate analysis.
| Variable | Median tFEF (IQR) in Days | p value | Effect size (r) |
|---|---|---|---|
| Sex | |||
| • Female | 7.5 (4.3, 12) | 0.976 | -0.002 |
| • Male | 8 (5, 12) | ||
| By GA | |||
| • 32-<37 weeks | 6 (4, 9) | ||
| • 28 <32weeks | 8 (6, 12) | 0.003* | 0.16 |
| • <28 weeks | 8 (4,12) | ||
| By Birthweight | |||
| • 1–1.5kg | 8 (5, 12) | 0.482 | 0.05 |
| • <1kg | 8 (5, 14) | ||
| Weight Centiles | |||
| • AGA | 8 (5, 12) | 0.933 | 0.006 |
| • SGA | 8 (5, 12) | ||
| Length Centiles | |||
| • Not Stunted | 8 (3, 13) | 0.107 | -0.114 |
| • Stunted | 7 (4, 11) | ||
| Weight/Length Ratio Centiles | |||
| • Not Wasted | 8 (6, 13) | 0.200 | -0.090 |
| • Wasted | 7 (4,11) | ||
| First Feed: colostrum/breastmilk | |||
| • Yes | 7 (4, 12) | 0.148 | 0.091 |
| • No | 9 (6, 12) | ||
| First Feed: Preterm Formula | |||
| • No | 7 (4, 12) | 0.312 | 0.064 |
| • Yes | 9 (5, 12) | ||
| First Feed: Standard Formula | |||
| • No | 8 (4, 12) | 0.374 | 0.056 |
| • Yes | 5.5 (5.3, 8) | ||
| Asphyxia | |||
| • No | 8 (5,12) | 0.610 | -0.032 |
| • Yes | 7 (4, 10) | ||
| Respiratory Distress | |||
| • No | 8 (5, 13) | 0.001 * | 0.201 |
| • Yes | 7 (4, 10) | ||
| Sepsis | |||
| • No | 8 (4, 12) | 0.822 | -0.014 |
| • Yes | 7 (5, 10) | ||
| Abdominal Conditions | |||
| • No | 7 (4, 11) | 0.004 * | 0.182 |
| • Yes | 16 (7.5, 24.5) | ||
tFEF = time to full enteral feeds; IQR interquartile range; GA = gestational age; AGA = appropriate for gestational age; SGA = small for gestational age
* significant p value.