Research Article

Prevalence, Risk Factors and Outcomes Associated with Acute Kidney Injury in Patients Hospitalized for COVID-19: A Comparative Study between Diabetic and Nondiabetic Patients

Table 3

Kidney involvement among study subjects, by diabetes status.

VariableTotalDiabetesNondiabetes value

AKI58 (22.8)36 (28.3)22 (17.3)0.04
 Stage 122 (37.9)9 (25.0)13 (59.1)0.03
 Stage 221 (36.2)15 (41.7)6 (27.3)
 Stage 315 (25.9)12 (33.3)3 (13.6)
Urine protein
 Negative/trace18 (45.0)8 (30.8)10 (71.4)0.01
 Positive22 (55.0)18 (69.2)4 (28.6)
  1 +8 (36.4)7 (38.9)1 (25.0)
  2+4 (18.2)2 (11.1)2 (50.0)
  ≥3+10 (45.4)9 (50.0)1 (25.0)
Hematuria16 (38.1)10 (38.5)6 (37.5)0.95
Urine specific gravity1.024 (± 0.006)1.023 (± 0.007)1.025 (± 0.004)0.59
Need for RRT after AKI development8 (13.8)7 (19.4)1 (4.5)0.07

Data are presented as mean (± SD), median (IQR), and (%). AKI: acute kidney injury; RRT: renal replacement therapy.