Validity and reliability of EQ-5D-3L for breast cancer patients in Korea

Table 4 FACT-B scales and summary measurements by EQ-5D-3L dimension and level

Dimension	Level^a	n	PWB	SWB	EWB	FWB	FACTG	BCS	TOI	FACT-B total
Mobility	1	760	24.4^**	17.1^**	18.5^**	19.6^**	79.7^**	23.7^**	67.7^**	103.4^**
	2 or 3	67	19.7	14.9	16.8	16.1	67.6	19.6	55.5	87.3
Self-care	1	791	24.2^**	17.1^*	18.4^*	19.6^**	79.4^**	23.5^**	67.3^**	102.9^**
	2 or 3	36	20.0	14.1	17.0	13.7	64.0	20.5	53.5	84.4
Usual activities	1	720	24.7^**	17.3^**	18.6^**	20.0^**	80.7^**	23.8^**	68.5^**	104.5^**
	2 or 3	107	19.8	14.6	16.3	14.5	65.4	20.0	54.4	85.5
Pain/discomfort	1	467	25.4^**	17.5^*	18.9^**	20.4^**	82.3^**	24.4^**	70.2^**	106.7^**
	2 or 3	360	22.2	16.3	17.6	17.9	74.1	22.0	62.1	96.0
Anxiety/depression	1	484	25.3^**	18.0^**	20.0^**	21.2^**	84.6^**	24.9^**	71.4^**	109.5^**
	2 or 3	343	22.2	15.5	15.9	16.6	70.4	21.1	60	91.6

FACT-B functional assessment of cancer therapy—Breast cancer, FACT-G functional assessment of cancer therapy—general, PWB physical well-being, FWB functional well-being, EWB emotional well-being, SWB social/family well-being (SWB), BCS breast cancer subscale, TOI Trial outcome index
^a1,no problem; 2,moderate problems; 3,extreme problems
^* p < 0.05 by Student’s t-test
^** p < 0.001 by Student’s t-test

ISSN: 1477-7525