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Table 4 Results of zero-truncated poisson regression analysis examining the association between clinical variables and number of voids to pass the bladder protocol

From: Postoperative urinary retention after pelvic organ prolapse surgery: influence of peri-operative factors and trial of void protocol

Clinical Variables

Crude Incidence rate ratio (RR, 95% CI)

p value

Adjusted Incidence rate ratio (RR, 95% CI)

p value

Age

99.9 (99.6–1.00)

0.664

99.9 (99.5–1.00)

0.984

BMI

1.00 (0.99–1.01)

0.944

99.7 (98.9–1.01)

0.470

MUS

1.27 (1.14–1.41)

 < 0.0001

1.27 (1.13–1.42)

 < 0.0001

ASA score

1.09 (0.995–1.20)

0.062

1.15 (1.03–1.27)

0.010

Anterior repair

1.12 (1.02–1.23)

0.019

1.05 (0.92–1.16)

0.451

Posterior repair

1.08 (0.97–1.20)

0.164

1.04 (0.93–1.17)

0.541

Anaesthesia type

1.15 (0.97–1.35)

0.100

1.13 (0.95–1.34)

0.177

Vaginal hysterectomy

1.03 (0.92–1.15)

0.656

0.80 (0.63–1.01)

0.064

Uterosacral suspension

1.20 (1.09–1.33)

 < 0.0001

1.06 (0.78–1.44)

0.697

Sacrospinous suspension

1.07 (0.98–1.18)

0.139

0.94 (0.80–1.09)

0.400

Laparoscopic sacrocolpopexy

0.86 (0.73–1.00)

0.052

0.93 (0.77–1.12)

0.448

Obliterative

0.87 (0.70–1.08)

0.199

0.94 (0.73–1.22)

0.641

Vaginal hysterectomy and uterosacral suspension

1.21 (1.09–1.35)

 < 0.0001

1.29 (0.90–1.86)

0.169

Vaginal hysterectomy and sacrospinous suspension

1.28 (1.14–1.44)

 < 0.0001

1.53 (1.18–1.97)

0.001

Bladder protocol

1.02 (0.93–1.12)

0.663

0.95 (0.86–1.05)

0.284

  1. Items in bold indicate significance at the p < 0.05 level