Table 1 Demographic and clinical characteristics of the study population
mini ECIRS (n = 17) | multitract minimally invasive PNL (n = 17) | P | |
|---|---|---|---|
Mean age ± SD | 58.35 ± 14.03 | 58.94 ± 9.43 | 0.224 |
Sex | 0.169 | ||
Male | 11 | 7 | |
Female | 6 | 10 | |
BMI (kg/m2) | 26.98 ± 5.55 | 26.72 ± 6.31 | 0.832 |
HTN, n (%) | 12 (70.6) | 9 (52.9) | 0.290 |
DM, n (%) | 5 (29.4) | 7 (41.2) | 0.473 |
Previous surgery | |||
ESWL, n (%) | 3 (17.6) | 0 (0.0) | 0.070 |
URS, n (%) | 1 (5.9) | 0 (0.0) | 0.310 |
PCNL, n (%) | 1 (5.9) | 5 (29.4) | 0.072 |
Stone side | 0.730 | ||
Left | 9 | 10 | |
Right | 8 | 7 | |
Guy’s stone score | 0.006 | ||
Grade III | 12 | 4 | |
Grade IV | 5 | 13 | |
Stone size (mm) | 47.29 ± 15.35 | 66.53 ± 15.32 | 0.727 |
Stone burden (cm3) | 21.41 ± 10.99 | 20.88 ± 12.22 | 0.936 |
Grade of hydronephrosis | 0.362 | ||
None | 7 | 3 | |
Mild | 3 | 7 | |
Moderate | 5 | 5 | |
Severe | 2 | 2 |