Table 2 Outcomes of patients with acute kidney injury stratified according to the Geriatric Nutritional Risk Index
Outcome | Overall N = 4,515 | Q1 (< 78.92) N = 1,243 | Q2(78.92–84.88) N = 1,092 | Q3(84.88–90.84) N = 1,109 | Q4(> 90.84) N = 1,071 | p-value |
|---|---|---|---|---|---|---|
death_within_hosp_28days, n (%) | 1,332 (29.50) | 491 (39.50) | 299 (27.38) | 298 (26.87) | 244 (22.78) | < 0.001 |
aki_stage, n (%) | < 0.001 | |||||
1 | 633 (14.02) | 141 (11.34) | 148 (13.55) | 158 (14.25) | 186 (17.37) | |
2 | 1,978 (43.81) | 468 (37.65) | 497 (45.51) | 515 (46.44) | 498 (46.50) | |
3 | 1,904 (42.17) | 634 (51.01) | 447 (40.93) | 436 (39.31) | 387 (36.13) | |
icu_day, Median (Q1, Q3) | 5.97 (3.24, 10.91) | 6.59 (3.54, 11.64) | 6.47 (3.61, 11.97) | 5.47 (3.01, 9.96) | 5.43 (3.00, 9.93) | < 0.001 |
hosp_day, Median (Q1, Q3) | 13.16 (8.04, 22.09) | 15.58 (8.88, 24.87) | 13.79 (8.64, 22.95) | 12.22 (7.95, 19.82) | 11.69 (7.08, 19.38) | < 0.001 |