Compared with the control group , participants receiving the intervention showed significant reduction in urinary incontinence episodes per week with a mean difference of -@ ( @ % confidence interval , -@ to -@ ; t = -@ ; P < @ ) and significant improvement of quality of life with a mean difference of -@ ( @ % confidence interval , -@ to -@ ; t = -@ ; P < @ ) measured by Incontinence Impact Questionnaire Short Form modified Chinese ( Taiwan ) version .