Table 4. Comparison of manometric and therapeutic parameters before and after treatment in the two groups of patients .

	Non–IBS*	P value	IBS	P value
Average resting pressure anal before	76.3 ± 25.30	0.007	68.9 ± 19.90	0.07
Average resting pressure anal after	56.2 ± 20.9		58.0 ± 22.40
Average pressure increases before	55.6 ± 21.5	0.94	64.3 ± 51.80	0.93
Average pressure increases after	54.9 ± 43.90		65.4 ± 33.2
Percent of relaxation average before	17.9 ± 16.80	0.15	16.1 ± 16.60	0.49
Percent of relaxation average after	27.2 ± 25.80		18.0 ± 16.20
First sensation before	144.7 ± 91.40	0.52	84.0 ± 65.50	0.56
First sensation after	123.4 ± 96.00		76.6 ± 46.80
Maximum tolerable volume before	258.9 ± 114.10	0.10	223.2 ± 117.70	0.006
Maximum tolerable volume after	203.8 ± 114.30		131.0 ± 77.60
Lifestyle score before	71.5 ± 10.60	< 0.001	72.3 ± 15.90	< 0.001
Lifestyle score after	40.4 ± 10.10		38.0 ± 11.40
Constipation score before	16.5 ± 3.00	< 0.001	18.4 ± 3.50	< 0.001
Constipation score after	9.6 ± 2.70		9.9 ± 2.40

* Mean ± SD