| Baseline characteristics | Observation |
| Total, N (%) | 334 (77.5) |
| Beginning, N (%) |
|
| First 24 hours | 182 (54.5) |
| After 24 hours | 152 (45.5) |
| Duration, average in days | 14.7 |
| Maximal doses of proteins, average in g/kg/day |
|
| <28 weeks | 3.3 |
| [28 - 32] weeks | 2.9 |
| ≥32 weeks | 2.7 |
| Maximal doses of lipids, average in g/kg/day |
|
| <28 weeks | 3 |
| [28 - 32] weeks | 2.6 |
| ≥32 weeks | 2.4 |
| Maximal doses of glucose, average in mg/kg/’ |
|
| <28 weeks | 8.6 |
| [28 - 32] weeks | 8.6 |
| ≥32 weeks | 7.7 |