Biofeedback-guided pelvic floor exercise therapy for obstructive defecation: An effective alternative

Table 3 Comparison of biofeedback pelvic floor training and polyethylene glycol groups at each follow-up time after treatment n (%)

Symptoms	PEG	BFT	Statistic value	P value
Difficult evacuation
1-mo follow-up	39 (88.64)	31 (70.45)	4.4698	0.0345
3-mo follow-up	31 (70.45)	18 (40.90)	8.0173	0.0046
6-mo follow-up	24 (54.54)	11 (25.00)	8.0173	0.0046
Hard stools
1-mo follow-up	34 (77.27)	28 (63.64)	1.9653	0.1610
3- mo follow-up	29 (65.91)	10 (22.73)	16.6238	0.0000
6- mo follow-up	21 (47.73)	7 (15.91)	10.2667	0.0014
Need for digitation
1-mo follow-up	31 (70.45)	7 (15.55)	26.6779	0.0000
3-mo follow-up	25 (56.82)	5 (11.36)	20.2299	0.0000
6-mo h follow-up	20 (45.45)	3 (6.82)	17.0114	0.0000
Sensation of incomplete emptying
1-mo follow-up	28 (63.64)	15 (34.09)	7.6858	0.0056
3-mo follow-up	21 (47.73)	18 (40.90)	6.4144	0.5197
6-mo follow-up	14 (31.82)	10 (22.73)	0.9167	0.3384
Laxative dependence
1-mo follow-up	37 (84.09)	25 (56.82)	7.8610	0.0051
3-mo follow-up	31 (70.45)	19 (43.18)	6.6695	0.0098
6-mo follow-up	28 (63.64)	10 (22.73)	15.0063	0.0001
Perianal pain at defecation
1-mo follow-up	28 (63.64)	12 (27.27)	11.7333	0.0006
3-mo follow-up	24 (54.54)	15 (34.09)	3.7300	0.0534
6-mo follow-up	18 (40.91)	9 (20.45)	4.3279	0.0375
Satisfaction
1-mo follow-up	8 (18.18)	19 (42.22)	6.4651	0.0110
3-mo follow-up	11 (25.00)	25 (56.81)	9.2137	0.0024
6-mo follow-up	9 (20.45)	35 (79.54)	7.0625	0.0010

PEG: Polyethylene glycol; BFT: Biofeedback-guided pelvic floor exercise therapy.