Skip to main content

Table 1 The effect of multiplicity, laterality, stone length and gender on stone free rate, operative time, extravasation and hematuria.

From: Experience with impacted upper ureteral Stones; should we abandon using semirigid ureteroscopes and pneumatic lithoclast?

   Multiplicity Laterality Stone length (mm) Sex
  Total Single
236
Multiple
31
Rt
159
Lt
108
<15
187
≥ 15
80
Male
218
Female
49
Stone free rate 91% (n = 243) 215 28
(p = 0.85)*
143 100 (p = 0.46)* 167 76
(p = 0.21)*
196 47
(p = 0.27)*
Operative time (minutes) Mean 55 54.1 ± 6.1 55.9 ± 6.5
(p = 0.13)*
54.6 ± 5.1 55.6 ± 5.5
(p = 0.13)*
54.1 ± 5.1 55.9 ± 5.5
(p = 0.01)$
55.8 ±5.9 54 ± 6.1
(p = 0.07)*
Extravasation 6.7% (n = 18) 15 3
(p = 0.45)*
10 8
(p = 0.72)*
12 6
(p = 0.75)*
16 2
(p = 0.54)*
Hematuria 18.4% (n = 49) 43 6
(p = 0.88)*
34 15
(p = 0.12)*
38 11
(p = 0.2)*
41 8
(p = 0.69)*
  1. * p value > 0.05 (insignificant).
  2. $ p value is < 0.05 (significant).