Skip to main content

Table 3 Stone composition

From: Stone-free rate after semirigid ureteroscopy with holmium laser lithotripsy versus laparoscopic ureterolithotomy for upper ureteral calculi: a multicenter study

Stone compositionGroup A (URS)
N = 37
Group B (lap)
N = 30
P value
Ca oxalate monohydrate9 (24.3%)4 (13.3%)0.489
NS
Ca oxalate dehydrate10 (27%)8 (26.7%)
Mixed stones18 (48.6%)18 (60%)
Total37 (100%)30 (100%)