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Table 1 Patients characteristics [n (%)]

From: Clinical value of DPOC for detecting and removing residual common bile duct stones (video)

Characteristics n = 79
Age (yr) 63.3 ± 10.5 (range, 52–79)
Gender (male) 39 (49.4)
Concurrent Diseases Prior cholecystectomies 17 (21.5)
Parapapillary diverticulum 24 (30.4)
Patients with recurrent cbd stones 29 (36.7)
Operation Cause Multiple stones 2 41
3 9
≥4 7
Post-mechanical lithotripsy   13
Broken stones   9