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Table 1 Characteristics of 1,267 patients presenting with urolithiasis to our emergency department between 2000 and 2010

From: Geriatric urolithiasis in the emergency department: risk factors for hospitalisation and emergency management patterns of acute urolithiasis

Variable Number (%) of patients
ED visits evaluated 1361
Patients with ≥2 ED visits 94 (7)
Men/Women 1042 (77)/318 (23)
Mean age ± SD (median, range) 46 ±14 (45, 20-93)
Patients ≥65 years 141 (10)
Patients <65 years 1220 (90)
Previous history of renal calculi* 660 (52)
Comorbidities  
Hypertension* 167 (13)
Diabetes mellitus* 33 (3)
Imaging  
 Stone CT 860 (63)
 Abdominal CT 159 (12)
 Sonography 721 (53)
 KUT radiography/IVP 308 (23)
 Patients ≥2 diagnostic procedures 572 (42)
Expulsive treatment* 275 (22)
Severe complications 53 (4)
Urological consultations in ED 529 (39)
Hospitalisation 435 (34)
  1. *only the first ED visit of the patient was evaluated.