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. Author manuscript; available in PMC: 2019 Nov 1.
Published in final edited form as: Lancet Gastroenterol Hepatol. 2018 Sep 18;3(11):768–777. doi: 10.1016/S2468-1253(18)30266-8

Table 4.

Intention-to-treat analysis comparing the rectal sensory thresholds between the home biofeedback and office biofeedback groups

Home Biofeedback
(n=50)		 Office Biofeedback
(n=50)		 Home-Office
Sensory Threshold Time Median
(IQR)		 Median
(IQR)		 Median
Difference		 90% CI
First sensation (cc) Baseline 20 (10–30) 20 (10–30)
Post 15 (10–30) 20 (10–20) −5 (−10.5, 0.5)
Post-Baseline 0 (−10–0)* 0 (−10–0)* 0 (−3.9, 3.9)
Desire to defecate (cc) Baseline 75 (60–130) 80 (70–120)
Post 75 (70–120) 80 (50–100) −5 (−21.4, 11.4)
Post-Baseline 0 (−40–20) 0 (−30–30) 0 (−7.8, 7.8)
Urge to defecate (cc) Baseline 170 (100–250) 160 (110–220)
Post 170 (100–200) 140 (110–180) 30 (4.2, 55.9)
Post-Baseline 0 (−30–20) −5 (−50–30) 5 (−10.9, 20.9)
*

Significant change from baseline