Table 4.

Outcomes in the overall cohort of hospitalized patients with coronavirus disease 2019 and by AKI stage

CharacteristicsOverallAKI StatusAKI Stage
No AKIAKIP ValueStage 1Stage 2Stage 3KRTP Value
Mortality, no. (%)832 (16)273 (8)559 (34)<0.001184 (19)86 (39)160 (59)129 (64)<0.001
Ventilator, no. (%)863 (17)278 (8)585 (35)<0.001173 (18)95 (43)153 (57)164 (82)<0.001
Discharge, no. (%)4095 (79)3075 (86)1020 (62)<0.001722 (75)133 (60)102 (38)63 (31)<0.001
Length of stay, median (IQR), d
 Among all patients7 (3–13)5 (2–11)10 (5–18)<0.0018 (4–14)11 (6–25)10 (6–18)17 (10–34)<0.001
 Among those who died10 (5–16)8 (4–14)11 (6–17)<0.0019 (5–14)11 (6–18)10 (6–16)14 (10–20)<0.001
 Among those discharged6 (3–11)5 (2–9)9 (4–19)<0.0017 (4–14)11 (6–28)11 (6–23)37 (21–56)<0.001
 Among those still in hospital14 (7–28)13 (7–27)16 (8–30)0.0914 (8–26)21 (10–33)18 (9–26)22 (14–50)0.22
  • IQR, interquartile range.