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. Author manuscript; available in PMC: 2012 Apr 1.
Published in final edited form as: Obstet Gynecol. 2011 Apr;117(4):913–921. doi: 10.1097/AOG.0b013e31820f3892

Table 2.

Bivariate and Multivariable Associations of Potential Predictors of Overall Failure versus Overall Success, Controlling Treatment Group and Site

Predictor Univariable Analyses
Final Multivariable Analysis*
p-value Adjusted Odds Ratio (95%CI) p-value Adjusted Odds Ratio (95%CI)
Treatment Group 0.25 0.44
 RMUS Reference Reference
 TMUS 1.22(0.87–1.70) 1.15(0.81–1.63)
Race 0.53
 Hispanic Reference
 Non-hispanic White 1.56 ( 0.85–2.85)
 Non-hispanic Black 1.54 ( 0.50–4.70)
 Non-hispanic Other 1.27 ( 0.52–3.12)
Marital Status 0.15
 Not married Reference
 Married/Living as married 0.76 ( 0.53–1.10)
Education 0.44
 <HS Reference
 HS/GED 1.56 ( 0.67–3.64)
 >HS 1.78 ( 0.78–4.05)
 BA/BS/Grad/Prof 1.75 ( 0.76–4.03)
Smoking 0.79
 Never smoked Reference
 Former smoker 0.93 ( 0.64–1.35)
 Current smoker 1.12 ( 0.67–1.87)
HRT Use 0.11
 No Reference
 Yes 0.87 ( 0.57–1.34)
 Pre-Menopausal 0.64 ( 0.42–0.98)
Previous Prolapse Surgery, yes 0.12 1.99 ( 0.83–4.75)
Prolapse Stage 0.60
 Stage 0–1 Reference
 Stage 2 1.18 ( 0.83–1.70)
 Stage 3+ 0.96 ( 0.50–1.87)
Prior UI Surgery, yes 0.0002 2.69 ( 1.59–4.55) 0.01 1.99(1.14–3.47)
Fecal Incontinence Symptoms, yes 0.61 1.11 ( 0.75–1.64)
Concomitant Surgery, yes 0.32 0.81 (0.54–1.22)
Vaginal Deliveries 0.19
 Never delivered Reference
 One delivery 1.11 ( 0.59–2.11)
 Two deliveries 0.68 ( 0.38–1.22)
 Three deliveries 1.13 ( 0.62–2.06)
 Four or more deliveries 1.00 ( 0.51–1.94)
PVR at Discharge, yes >100 0.21 0.77 ( 0.51–1.16)
Number of Comorbidities 0.20
 0 Reference
 1 1.52 ( 0.95–2.42)
 2+ 1.22 ( 0.69–2.15)
Qtip Delta<30, yes 0.001 1.95 (1.32–2.89)
Qtip Max Straining<30, yes 0.005 1.97 (1.23–3.14) 0.01 1.89(1.16–3.05)
Empty Bladder Stress Test 0.22
 Positive 1.24 (0.88–1.74)
 Negative Reference
Age (10 per unit), years 0.02 1.21 ( 1.03–1.42)
BMI 0.005 1.04 ( 1.01–1.07)
EBL During Sling (10 per unit), ml 0.84 1.00 ( 0.96–1.04)
Brink Score 0.045 0.91 ( 0.84–1.00)
UDI Total (10 per unit) 0.004 1.06 ( 1.02–1.10)
IIQ Total (10 per unit) 0.006 1.03 ( 1.01–1.04)
Stress Score(10 per unit) 0.002 1.85 ( 1.26–2.70)
Urge Score(10 per unit) <.0001 2.88 ( 1.83–4.55) 0.007 1.97(1.21–3.21)
Leaks/day 0.0005 1.12 ( 1.05–1.19)
Pad Weight (10 per grams) <.0001 1.07 ( 1.04–1.11) 0.003 1.06(1.02–1.10)
*

Hosmer and Lemeshow Goodness-of-Fit Test p-value=0.70

RMUS-retropubic midurethral sling; TMUS-transobturator midurethral sling; HS-high school; GED-graduate equivalency degree; BA/BS-bachelors degree; Grad-post-graduate degree; Prof-professional degreel HRT-hormone replacement therapy; UI-urinary incontinence; PVR-postvoid residual; BMI-body mass index; EBL-estimated blood loss; ml-milliliter; UDI-Urogenital Distress Inventory; IIQ-Incontinence Impact Questionnaire.