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Table 1 Characteristics of the patients who underwent renal ultrasound

From: Clinical utility of gray scale renal ultrasound in acute kidney injury

Patient characteristics All patients With AKI
  (n= 1471) (n= 810)
Demographics   
  Age (years) 61.1 ± 17.7 63.6 ± 16.4
  Male gender 730 (49.6) 431 (53.2)
Clinical data   
  ICU admission 374 (25.4) 301 (37.2)
  Cr at time of RUS (μM/L) 167 (106–255) 194 (150–290)
Medical history   
  CKD 727 (49.4) 444 (54.8)
  Nephrolithiasis 35 (2.4) 15 (1.9)
  BPH 62 (4.2) 32 (4.0)
  Abdominal malignancy 93 (6.3) 68 (8.4)
  Other* 55 (3.7) 23 (2.8)
  1. Data are presented as mean ± SD, n (%) or median (interquartile range).
  2. Abbreviations: ICU intensive care unit, Cr creatinine, RUS renal ultrasound, CKD chronic kidney disease, BPH benign prostatic hypertrophy.
  3. *Other includes neurogenic bladder, retroperitoneal fibrosis, known renal or urinary tract anomaly, prior pelvic surgery, prior ectopic pregnancy, prior pelvic inflammatory disease, prior renal surgery, and abdominal trauma.