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Table 2 The distribution of the target conditions

From: Earlier point-of-care ultrasound, shorter length of stay in patients with acute flank pain

Diagnosis POCUS ≤ 120 min (n = 720) POCUS > 120 min (n = 168) p-Value*
Urolithiasis, n (%) 403 (56.0) 100 (59.5) 0.403
Pyelonephritis, n (%) 100 (13.9) 30 (17.9) 0.190
Myofascial pain, n (%) 108 (15.0) 19 (11.3) 0.219
Others, n (%) 109 (15.1) 19 (11.3) 0.203
 Cancer pain, n (%) 44 (6.1) 6 (3.6) 0.199
 Functional GI disorders, n (%) 34 (4.7) 5 (3.0) 0.320
 Renal hemorrhage, n (%) 2 (0.3) 0 0.494
 Abdominal aortic aneurysm, n (%) 3 (0.4) 1 (0.6) 0.756
 Gallstones, n (%) 2 (0.3) 1 (0.6) 0.523
 Herpes zoster, n (%) 1 (0.1) 1 (0.6) 0.261
 Polycystic kidney disease, n (%) 1 (0.1) 1 (0.6) 0.261
 Miscellaneous, n (%) 21 (2.9) 4 (2.4) 0.705
  1. *Comparisons between patients with door to renal ultrasound less than 120 min and more than 120 min
  2. POCUS point-of-care ultrasound, GI gastrointestinal