Table 2.
Association between AKI stages and IVH grades (n = 710).
| ≤ 32 weeks (n = 710) | < 28 weeks (n = 235) | 28–32 weeks (n = 475) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No IVH (n = 466) | IVH (n = 244) | No IVH (n = 97) | IVH (n = 138) | No IVH (n = 369) | IVH (n = 106) | ||||||||
| AKI stage | AKI (n = 268) | (P value) | Mild (n = 125) | Severe IVH (n = 119) | (P value) | AKI (n = 115) | (P value) | Mild (n = 53) | Severe (n = 85) | AKI (n = 153) | (P value) | Mild (n = 72) | Severe IVH (n = 34) |
| None | 328 (70.4) | < 0.001* | 69 (55.2) | 45 (37.8) | 0.03* | 62 (63.9) | 0.01* | 25 (47.2) | 33 (38.8) | 266 (72.1) | < 0.001* | 44 (61.1) | 12 (35.3) |
| Stage 1 | 61 (13.1) | 34 (27.2) | 39 (32.8) | 20 (20.6) | 17 (32.1) | 28 (32.9) | 41 (11.1) | 17 (23.6) | 11 (32.4) | ||||
| Stage 2 | 49 (10.5) | 15 (12) | 22 (18.5) | 11 (11.3) | 9 (17) | 17 (20) | 38 (10.3) | 6 (8.3) | 5 (14.7) | ||||
| Stage 3 | 28 (6) | 7 (5.6) | 13 (10.9) | 4 (4.1) | 2 (3.8) | 7 (8.2) | 24 (6.5) | 5 (6.9) | 6 (17.6) | ||||
Abbreviations: IVH intraventricular hemorrhage, AKI acute kidney injury.
*Statistically significant at 5% level.
Bold values indicate all values less than 0.05 are significant.