Variable | HFI group(60 cases) | MRW group (68 cases) | HFI vs. MRW group | P |
---|---|---|---|---|
Mean±SD | Mean±SD | OR 95%(CI) | ||
Rest | ||||
Maximum resting pressure (mmHg) | 69.71 ± 17.76 | 99.00 ± 22.71 | 4.18(-37.56~-21.03) | 0.00 |
Mean resting pressure (mmHg) | 61.60 ± 15.56 | 87.32 ± 23.36 | 3.56(-32.75~-18.67) | 0.00 |
HPZ length (cm) | 3.48 ± 0.65 | 3.71 ± 0.68 | 0.12(-0.46~0.00) | 0.05 |
Squeeze | ||||
Maximum squeezing pressure (mmHg) | 169.14 ± 64.14 | 189.23 ± 49.88 | 9.24(-38.38~-1.81) | 0.03 |
Duration of sustained squeeze (s) | 14.46 ± 5.60 | 16.63 ± 5.35 | 0.97(-4.09~0.25) | 0.03 |
Simulated defecation | ||||
Residual anal pressure (mmHg) | 64.27 ± 27.66 | 85.61 ± 31.59 | 5.28(-31.79~-10.89) | 0.00 |
Anal relaxation rate (%) | 26.80 ± 17.44 | 29.43 ± 28.29 | 4.22(-10.98~5.73) | 0.54 |
Intrarectal pressure (mmHg) | 41.12 ± 26.20 | 51.50 ± 22.42 | 4.30(-18.89~-1.88) | 0.02 |
Rectoanal pressure differential (mmHg) | -19.40 ± 48.00 | -38.10 ± 36.99 | 7.53(3.81~33.60) | 0.01 |
Graded balloon distension | ||||
Anorectal inhibitory reflex | 16.17 ± 9.40 | 22.62 ± 9.15 | 1.64(-10.02~-3.52) | 0.00 |
First sensation (cc) | 38.17 ± 16.21 | 36.76 ± 19.66 | 3.21(-4.95~7.75) | 0.66 |
Urge to defecate (cc) | 88.33 ± 32.32 | 78.09 ± 36.74 | 6.15(-1.93~22.42) | 0.10 |
Maximum tolerated volume (cc) | 142.03 ± 35.03 | 136.91 ± 36.95 | 9.76(-28.82~9.99) | 0.37 |
Defecation index | 0.63 ± 0.62 | 0.68 ± 0.40 | 0.09(-0.30~0.07) | 0.63 |