Table 1: Patient demographics.

Total number of patients 112
Age (years) 43.27 (15-81)
Male : Female 57:55
Average stone diameter (mm), mean ± SD 31.23 ± 19.10
Number of patients with simple renal pelvic or calyceal calculus 59 (52.7%)
Number of patients with staghorn calculi 53 (47.3%)