Table 1. Distribution of patients according to gestational and post-natal age with the number of patients per analysis performed on gastric residual fluid aspirates collected from neonates (25–32 weeks).
| Gestational age (weeks) | Number of patients (Sex ratio) | Number of samples per type of analysis | ||
| Culture & immunofluorescence | Immunofluorescence (before D-5/after) | ELISA | ||
| 25 | 2 (1) | - | 3 (0/3) | 24 |
| 27 | 2 (1) | - | 4 (0/4) | 34 |
| 28 | 8 (1) | - | 29 (5/24) | 23 |
| 29 | 9 (1.7) | 1 | 10 (3/7) | 3 |
| 30 | 3 (0.5) | - | 5 (1/4) | - |
| 31 | 5 (1.5) | 3 | 10 (4/6) | 17 |
| 32 | 5 (0.7) | - | 11 (0/11) | 1 |
| Total | 34 (1.06) | 4 | 72 (13/69) | 102 |
Note that 13 samples were examined under microscope before 5 days of life. On 178 analyzed samples, we created a database of 72 samples tracing clinical information and biological analyzes useful for multifactorial analyzes on 33 infants (Data S2).