Group A (n = 25) | Group B (n = 21) | Group C (n = 33) | Group D (n = 31) | |
---|---|---|---|---|
Mean age ± SD (year) | 23.21 ± 4.11abc | 28.53 ± 9.14ab | 26.19 ± 8.86a | 25.19 ± 11.81 |
Female/male | 13/12abc | 11/10ab | 16/17a | 17/14 |
Body mass index (BMI) ± SD | 25.53 ± 1.82abc | 23.18 ± 3.61ab | 26.55 ± 3.34 a | 25.08 ± 3.86 |
Total stone volume (cm3) ± SD | 3.42 ± 0.16abc | 3.96 ± 0.21ab | 4.11 ± 0.51 a | 3.89 ± 0.41 |
Stone volume in renal pelvis (cm3) ± SD | 1.86 ± 0.13abc | 1.92 ± 0.09ab | 1.83 ± 0.16 a | 1.92 ± 0.21 |
Stone volume in upper renal calyx (cm3) ± SD | 0.51 ± 0.09abc | 0.63 ± 0.11ab | 0.74 ± 0.06 a | 0.66 ± 0.08 |
Stone volume in middle renal calyx (cm3) ± SD | 1.11 ± 0.12abc | 1.36 ± 0.11ab | 1.41 ± 0.31 a | 1.39 ± 0.26 |
Stone volume in lower renal calyx (cm3) ± SD | 1.58 ± 0.21abc | 1.96 ± 0.43ab | 1.81 ± 0.36 a | 1.69 ± 0.33 |