| IUGR (n = 52) | AGA (n = 319) | p Value | |
| First feed (days) | 4.1 (2.7) | 3.5 (1.9) | 0.226 |
| First to full feeds (days) | 13.6 (7.9) | 12.8 (10.8) | 0.052 |
| AGA | UK (n = 202) | CAN (n = 117) | p Value |
| First feed (days) | 3.2 (1.7) | 3.9 (2.3) | 0.025 |
| First to full feeds (days) | 10.6 (7.4) | 16.7 (14.1) | <0.001 |
| IUGR | UK (n = 37) | CAN (n = 15) | |
| First feed (days) | 4.1 (2.7) | 4.0 (2.7) | 0.967 |
| First to full feeds (days) | 11.5 (5.5) | 18.7 (10.6) | 0.005 |
AGA, appropriate for gestational age; CAN, Canada; IUGR, intrauterine growth restriction.