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Table 3 Impact of surgery related factors on urinary leakage

From: Stones hounsfield unit value and predictors of urinary leakage after PCNL

  Urinary leakage P value
Absent (n = 237) Present (n = 159)
Operation time (min) 59.37 ± 21.95 74.62 ± 27.47 0
Fluoroscopy time (min) 2.53 ± 1.03 3.65 ± 1.31 0
Treatment outcome
 Failure 30 (31.2%) 66 (68.8%) 0
 Stone free 207 (69%) 93 (31%)  
J stent use
 Absent 69 (39.4%) 106 (60.6%) 0
 Present 168 (76%) 53 (24%)  
 PCN catheter stay time (day) 1.9 ± 0.74 2.58 ± 0.92 0
 Hospitalization (day) 3.22 ± 1.23 4.83 ± 1.41 0