Severity, not type, is the main predictor of decreased quality of life in elderly women with urinary incontinence: a population-based study as part of a randomized controlled trial in primary care

Table 3 Results of ordinary least square regression analyses for general and condition-specific quality of life measurements

	EQ-5D^d(N=162)	IIQ^etotal (N=155)	IIQ phys (N=155)	IIQ travel (N=155)	IIQ social (N=155)	IIQ emot (N=155)
	Score −0.33- 1	Score 0 - 400	Score 0 - 100	Score 0 - 100	Score 0 - 100	Score 0 - 100
Coefficients ^a
SES	0.16*	−0.15	−0.18*	−0.10	−0.09	−0.17*
Marital status	−0.01	3.31	1.40	1.26	7.33	4.09
Age	0.03	−0.20*	−0.10	−0.17	−0.12	−0.16
BMI	−0.05	−0.05	−0.01	0.01	0.09	−0.09
Education	−0.11	−0.02	−0.16	−0.01	−0.01	0.02
Co-morbidity	−0.26**	−0.02	−0.09	−0.03	0.01	0.08
R2	0.12**	0.06	0.10**	0.03	0.06	0.07
Type of urinary incontinence (UI) ^b
Stress	0.01	−4.15	−3.90	−4.62	−1.90	−7.81*
Urgency	−0.06	2.38	−3.34	3.38	−1.61	0.98
R2 change	0.02	0.04*	0.02	0.04	0.01	0.06**
Severity of UI ^c
Moderate	0.00	1.57	2.19	1.98	1.25	2.15
Severe	−0.10**	17.17**	14.87**	13.89**	22.92**	21.72**
R2 change	0.06**	0.15**	0.09**	0.07**	0.12**	0.14**

*p < 0.05. **p < 0.01.
^a Standardized coefficients noted for SES, Age, BMI, Education, and Co-morbidity. Unstandardized coefficients noted for Marital status, Type UI, and Severity UI.
^b Reference mixed UI.
^c Reference slight UI.
^d Euroqol 5D (EQ-5D); range from −0.33 to 1 with lower numbers indicating a greater decrease in quality of life.

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