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. 2017 Mar-Apr;43(2):304–310. doi: 10.1590/S1677-5538.IBJU.2016.0207

Table 2. – Baseline to 8-month postoperative differences.

  Baseline Mean (95% CI) 8-mo Mean (95% CI) P Value Mean Difference (95% CI) P Value
USS-PROM 13.21 (10.19 – 16.24) 3.36 (2.22 – 4.49) <0.001 -9.21 (-12.70 to -5.71) <0.001
IPSS 19 (14.45 – 23.55) 5.32 (3.87 – 6.78) <0.001 -13.64 (-18.14 to -9.13) <0.001
QoL 4.71 (4.05 – 5.37) 1.17 (0.71 – 1.85) <0.001 -3.42 (-4.20 to -2.65) <0.001
Qmax (mL/s) 4.64 (3.59 – 5.70) 11 (8.65 – 13.35) <0.001 7.02 (3.22 to 10.77) <0.001
PVR (mL) 41.04 (12.33 – 69.69) 5.07 (1.55 – 8.60) 0.017 -35.92 (-63.90 to -7.95) <0.001

CI = Confidential Interval; USS-PROM = Urethral stricture surgery patient-reported outcome measure; IPSS = International Prostate Symptom Score; QoL = quality of life; Qmax = maximun flow rate; PVR = postvoid residual urine