Table 1.

Comparison of pre-operative and post-operative levels of anal incontinence assessment questions within and between groups (The frequencies of the YES responders to the anal incontinence questions were taken into account.) The Wilcoxon Signed Ranks test was used for pre-operative and post-operative values. The Mann-Whitney U test was used for comparison within the groups

		TAH (n=20)			VAH (n=18)
		Frequency	%	p†	Frequency	%	p†	p‡
AI1	Before	7	35.0	1.00	11	61.1	1.00	0.107
	After	6	30.0		10	55.6		0.188
AI2	Before	1	5.0	*	0	0	*	1,00
	After	0	0		0	0		*
AI3	Before	1	5.0	*	0	0	*	1.00
	After	0	0		0	0		*
AI4	Before	5	25.0	0.219	3	16.7	0.625	0.697
	After	1	5.0		1	5.6		1.00
AI5	Before	0	0	*	2	11.1	*	0,218
	After	0	0		0	0		*

^†Comparison in groups

^‡Comparison within groups;

^*No comparison)