Table 2.

Comparisons of electromyography measurements and quality of life before and after treatment between groups.

	Number of Treatment Sessions	1st (Baseline)	6th	12th	18th or More	p
						6th vs. Baseline	12th vs. Baseline	18th vs. Baseline
Mild SUI	Number of patients	36	34	26	19
	Maximal voluntary contraction (µV)	26.9 ± 14.8	36.2 ± 28.7	39.7 ± 27.0	46.2 ± 26.2	0.006 *	0.003 *	0.001 *
	Duration of sustained contraction (s)	7.7 ± 4.8	11.4 ± 8.5	26.4 ± 36.7	48.5 ± 26.6	0.002 *	0.007 *	<0.001 *
	Vaginal contraction pressure (cmH2O)	28.9 ± 14.8	29.9 ± 14.3	34.8 ± 14.1	39.8 ± 14.3	0.595	0.061	0.069
	UDI-6	7.2 ± 3.4	5.8 ± 3.5	3.7 ± 2.7	2.8 ± 2.6	<0.001 *	<0.001 *	0.001 *
	ISI	5.7 ± 4.5	2.6 ± 1.7	2.1 ± 1.8	1.8 ± 1.5	<0.001 *	0.001 *	0.001 *
	VAS	6.6 ± 5.0	3.6 ± 1.9	2.8 ± 2.1	2.7 ± 1.	0.001 *	0.001 *	0.010 *
	IIQ-7	8.0 ± 6.3	5.6 ± 5.1	3.9 ± 4.	2.4 ± 2.1	0.002 *	0.002 *	0.006 *
Moderate to severe SUI	Number of patients	21	18	13	10
	Maximal voluntary contraction (µV)	22.8 ± 12.5	23.6 ± 11.5	28.8 ± 17.0	37.0 ± 20.4	0.288	0.052	0.067
	Duration of sustained contraction (s)	6.4 ± 4.0	8.5 ± 4.0	17.0 ± 14.1	39.9 ± 24.3	0.057	0.014 *	0.008 *
	Vaginal contraction pressure (cmH2O)	20.9 ± 14.8	20.1 ± 16.4	24.5 ± 12.2	22.3 ± 8.8	0.802	0.063	0.487
	UDI-6	8.6 ± 3.2	5.3 ± 3.2	6.1 ± 4.1	7.7 ± 3.1	<0.001 *	0.026 *	0.027 *
	ISI	5.9 ± 5.8	2.6 ± 1.4	6.3 ± 12.2	4.2 ± 2.7	0.061	0.823	0.205
	VAS	6.2 ± 1.8	3.4 ± 1.2	2.9 ± 1.0	3.7 ± 1.0	<0.001 *	0.004 *	0.010 *
	IIQ-7	8.2 ± 4.5	5.5 ± 5.2	5.1 ± 5.6	8.7 ± 5.1	0.010 *	0.197	0.070

Data are presented as mean ± standard deviation. SUI stress urinary incontinence, UDI-6 short form of the Urogenital Distress Inventory, ISI incontinence severity index, VAS visual analog scale, IIQ-7 short form of the Incontinence Impact Questionnaire. * p < 0.05; significant difference between before and after pelvic floor muscle training.