Skip to main content

Table 4 Clinical outcomes in group 2 (mixed medical-surgical)

From: Acute kidney injury subphenotypes based on creatinine trajectory identifies patients at increased risk of death

   AKI severity AKI subphenotype
Outcomes No AKI Stage 1 Stage 2 Stage 3 Resolving Nonresolving
Number of patients 573 944 165 185 875 419
Mortality, n (%) 62 (11) 148 (16) 35 (21) 39 (21) 115 (13) 107 (26)
Hospital-free days, 28 days, n (IQR) 19 (11–24) 17 (7–23) 16 (1–22) 13 (0–20) 17 (8–23) 14 (0–21)
ICU-free days, 28 days, n (IQR) 21 (12–25) 20 (11–24) 18 (4–24.5) 18 (0–24) 21 (13–25) 17 (0–23)
  1. AKI Acute kidney injury, ICU Intensive care unit
  2. Data are presented as count (percent) or median (interquartile range [IQR]), unless otherwise indicated