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Number of premature infants for the day of IVH diagnosis.
| IVH Grade | Day of IVH diagnosis | Total | ||||
|---|---|---|---|---|---|---|
| D1 | D3 | D7 | ||||
| Grade I–II | 25 (−5) | 18 (−2) | 5 | 41 | ||
| Onset | Progression | Onset | Progression | |||
| Grade III–IV | 0 | 1 | 5 | 0 | 2 | 8 |
| Total | 49 | |||||
−5, −2 is the number of premature infants with IVH progression from Grade I–II.
