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Table 3 Binary logistic regression analysis of potential independent predictors for postoperative stone-free outcomes

From: External validation of the R.I.R.S. scoring system to predict stone-free rate after retrograde intrarenal surgery

 

P value

Exp (B)

95% CI

Inferior pole stone

< 0.001*

0.56

0.011–0.273

RIPA

0.001*

0.942

0.910–0.976

RIL

0.007*

1.165

1.042–1.303

Renal stone density

0.001*

1.004

1.002–1.006

Stone burden

0.006*

1.121

1.034–1.216

R.I.R.S. score

0.033*

0.438

0.205–0.935

  1. RIPA renal infundibulopelvic angle, RIL renal infundibulopelvic length, RIW renal infundibular width, CI confidence interval
  2. *Statistical significance was considered at P < 0.05
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BMC Urology

ISSN: 1471-2490

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