Table 2.
Comparison between the studied groups regarding SFR after single procedure and need for auxiliary intervention
| Flexible ureteroscope group N = 153(%) |
ESWL group N = 117 (%) |
Mini PCNL group N = 144(%) |
χ2 | p | |
|---|---|---|---|---|---|
| Two weeks | |||||
|
Free Residual Failed |
138 (90.2%) 15 (9.8%) 0 (0%) |
72 (61.5%) 27 (23.1%) 18 (15.4%) |
120 (83.3%) 24 (16.7%) 0 (0%) |
MC | < 0.001** |
| p (chi square for trend) | P1 < 0.001* | P 2 0.004* | P3 0.315 | ||
| Need for auxiliary intervention | 15 (9.8%) | 45 (38.5%) | 24 (16.7%) | 28.164 | < 0.001** |
χ2Chi square test MC Monte Carlo test KW Kruskal Wallis test p1 difference between flexible and ESWL groups p2 difference between ESWL and Mini PCNL groups p3 difference between flexible and mini PCNL groups *p < 0.05 is statistically significant **p ≤ 0.001 is statistically highly significant Wx Wilcoxon signed rank test