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Table 1 Descriptive characteristics of study population stratified by AKI

From: Seasonality of acute kidney injury in a tertiary hospital academic center: an observational cohort study

  No AKI AKI p value
n 61,746 2864  
Age, years, mean (SD) 60.2 (18.0) 70.7 (13.9) < 0.001
Sex, Males, n (%) 28,149 (45.6) 1771 (61.8) < 0.001
Charlson/Deyo score, n (%)    < 0.001
 0 48,693 (78.9) 1662 (58.0)  
 1 9190 (14.9) 624 (21.8)  
 2 2199 (3.6) 319 (11.1)  
 > 2 1664 (2.7) 259 (9.0)  
Charlson/Deyo score, mean (SD) 0.3 (0.8) 0.8 (1.1) < 0.001
Comorbidity, n (%)
 Cardiovascular 23,208 (37.6) 1747 (61.0) < 0.001
 Gastrointestinal 9487 (15.4) 410 (14.3) 0.134
 Malignancies 19,471 (31.5) 758 (26.5) < 0.001
 Endocrine/Metabolic 10,680 (17.3) 702 (24.5) < 0.001
 Genito/Urinary 6876 (11.1) 782 (27.3) < 0.001
 Infectious 3007 (4.9) 269 (9.4) < 0.001
 Respiratory 7580 (12.3) 698 (24.4) < 0.001
eGFR, ml/min/1.73m2,median (IQR)* 82.0 (35.0) 50.0 (43.0) < 0.001
  1. * eGFR at hospital admission