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Table 7 Hematuria and proteinuria in AKI patients with COVID-19

From: Development of acute kidney injury with massive granular casts and microscopic hematuria in patients with COVID-19: two case presentations with literature review

Study AKI (%)a Dialysis support (%) Hematuriab in AKI (%) Proteinuriab in AKI (%) Timing of urinalysis
Xia et al. [27] 41 (50.6) 8 (9.9) 6 (31.6) c 3 (15.8) b At hospital presentation
Hirsch et al. [1] 1993 (36.6) 285 (5.2) 249 (40.9) d 272 (42.1) d 24 h before or 48 h after AKI
Taher et al. [30] 29 (39.7) 7 (9.6) 11 (37.9) 24 (82.8) N/A
Pei et al. [11] 35 (10.5) N/A 21 (60.0) 31 (88.6) On the first morning after admission
  1. AKI Acute kidney injury, RBCs Red blood cells, HPF High-power field, N/A Not available, KDIGO Kidney Disease: Improving Global Outcomes
  2. aAKI definition was based on KDIGO criteria [31]
  3. bDefinition is shown in Table 6
  4. cOnly 19 AKI patients were tested
  5. dUp to 646 of 1993 AKI patients were tested