Health and Quality of Life Outcomes

Table 1 Spearman Rank Correlation coefficients among BPH Measures at each visit

From: Measurement properties of the benign prostatic hyperplasia impact index in tadalafil studies

Study 1						Study 2
Visit 2		BII	IPSS	IPSS-QoL	Qmax	Visit 2		BII	IPSS	IPSS-QoL	Qmax
	IPSS	0.39					IPSS	0.51
	IPSS-QoL	0.63	0.42				IPSS-QoL	0.56	0.55
	Qmax	0.01	-0.12	0.05			Qmax	-0.01	-0.10	-0.02
	PVR	0.00	0.11	0.06	-0.12		PVR	0.03	0.16	0.06	-0.21
Visit 3		BII	IPSS	IPSS-QoL	Qmax	Visit 3		BII	IPSS	IPSS-QoL	Qmax
	IPSS	0.46					IPSS	0.53
	IPSS-QoL	0.61	0.53				IPSS-QoL	0.56	0.56
	Qmax	-0.01	-0.16	-0.01			Qmax	-0.05	-0.16	-0.10
	PVR	0.03	0.09	0.02	-0.19		PVR	0.05	0.13	0.11	-0.16
Visit 4		BII	IPSS	IPSS-QoL	Qmax	Visit 4		BII	IPSS	IPSS-QoL	Qmax
	IPSS	0.57					IPSS	0.60
	IPSS-QoL	0.65	0.59				IPSS-QoL	0.62	0.66
	Qmax	-0.08	-0.24	-0.13			Qmax	-0.12	-0.24	-0.17
	PVR	0.01	0.05	0.04	-0.10		PVR	0.12	0.18	0.12	-0.18
Visit 5		BII	IPSS	IPSS-QoL	Qmax	Visit 5		BII	IPSS	IPSS-QoL	Qmax
	IPSS	0.64					IPSS	0.66
	IPSS-QoL	0.66	0.64				IPSS-QoL	0.67	0.70
	Qmax	-0.08	-0.17	-0.14			Qmax	-0.09	-0.28	-0.18
	PVR	0.00	0.08	0.01	-0.02		PVR	0.11	0.17	0.14	-0.23
						Visit 6		BII	IPSS	IPSS-QoL	Qmax
							IPSS	0.67
							IPSS-QoL	0.70	0.73
							Qmax	-0.13	-0.25	-0.23
							PVR	0.14	0.21	0.20	-0.22

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ISSN: 1477-7525

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