Table 3 Outcomes of patients with pandemic 2009 influenza A (H1N1) virus infection. with or without AKI and AKIN criteriaa
From: Acute kidney injury in critical ill patients affected by influenza A (H1N1) virus infection
Variables | Non AKI n = 543 | AKI n = 118 | P value | AKI I n = 37 | AKI II n = 15 | AKI III n = 66 | Total | P value |
|---|---|---|---|---|---|---|---|---|
ICU death, n (%) | 72 (13.3%) | 52 (44.1%) | <0.001 | 9 (24.3%) | 5 (33.3%) | 38 (57.6%) | 124 (18.8%) | <0.001 |
MV daysb | ||||||||
Mean (±SD) | 8.4 (11.5) | 13.6 (15.2) | <0.001 | 13.3 (17.6) | 9.3 (11.8) | 16.4 (12.5) | 9.0 (12.0) | 0.01 |
Median (IQR) | 4 (0 to 12) | 10 (3.75 to 21.5) | 8 (3.25 to 20.75) | 5 (0 to 14.5) | 15 (5.5 to 26.5) | 5 (0 to 13) | ||
LOS ICUc | ||||||||
Mean (±SD) | 12.6 (13) | 19.4 (16.5) | <0.001 | 19.6 (18.4) | 13.4 (11.5) | 22.1 (15.3) | 13.4 (13.6) | <0.001 |
Median (IQR) | 8 (4 to 17) | 13 (7 to 30) | 12 (7 to 29.5) | 8 (5.5 to 19.5) | 21.5 (7 to 75) | 9 (4 to 18) | ||
Hospital LOSc | ||||||||
Mean (±SD) | 20.5 (16.8) | 30.3 (19.9) | <0.001 | 29.3 (21.4) | 23.0 (14.7) | 36.0 (19.0) | 21.6 (17.5) | <0.001 |
Hospital median (IQR) | 15 (9 to 27) | 26.5 (13.75 to 44.25) | 24.5 (13 to 44.5) | 20 (10 to 34.5) | 35 (19.5 to 49) | 16 (9 to 29) |