Table 1.

Correlation of EQ-5D-5L domains with BPI, SF-36v2, and HAL scores

Construct	Pearson’s r
	Mobility	Self-Care	Usual Activities	Pain/Discomfort	Anxiety/Depression	Index	Visual analog scale
BPI
Domain scores
Worst pain	0.56	0.34	0.50	0.69	0.39	−0.66	−0.55
Least pain	0.53	0.31	0.50	0.64	0.35	−0.59	−0.49
Average pain	0.61	0.34	0.51	0.72	0.41	−0.67	−0.54
Current pain	0.65	0.41	0.56	0.77	0.45	−0.74	−0.62
Summary scores
Pain severity	0.65	0.39	0.57	0.78	0.44	−0.74	−0.61
Pain interference	0.62	0.43	0.63	0.68	0.45	−0.70	−0.62
SF-36v2
Domain scores
Physical functioning	−0.73	−0.50	−0.63	−0.58	−0.29	0.65	0.57
Role physical	−0.62	−0.47	−0.66	−0.57	−0.39	0.64	0.59
Bodily pain	−0.64	−0.45	−0.64	−0.72	−0.40	0.73	0.60
General health	−0.51	−0.35	−0.47	−0.53	−0.43	0.59	0.69
Vitality	−0.41	−0.30	−0.45	−0.48	−0.50	0.53	0.55
Social functioning	−0.53	−0.43	−0.57	−0.55	−0.61	0.68	0.59
Role emotional	−0.38	−0.30	−0.42	−0.41	−0.63	0.55	0.43
Mental health	−0.26	−0.23	−0.35	−0.37	−0.71	0.47	0.42
Summary scores
Physical health summary	−0.72	−0.49	−0.66	−0.64	−0.22	0.66	0.64
Mental health summary	−0.21	−0.19	−0.30	−0.33	−0.72	0.45	0.39
Overall health	0.29	0.22	0.31	0.29	0.13	−0.29	−0.42
HAL
Domain scores
Lying/sitting/kneeling/standing	−0.66	−0.40	−0.57	−0.59	−0.33	0.62	0.49
Functions of the legs	−0.73	−0.36	−0.60	−0.58	−0.32	0.64	0.52
Functions of the arms	−0.52	−0.45	−0.51	−0.52	−0.35	0.55	0.46
Use of transportation	−0.63	−0.52	−0.58	−0.55	−0.31	0.60	0.53
Self-care	−0.46	−0.62	−0.51	−0.45	−0.32	0.52	0.39
Household tasks	−0.62	−0.51	−0.62	−0.58	−0.39	0.64	0.55
Leisure activities and sports	−0.64	−0.43	−0.64	−0.52	−0.34	0.60	0.48
Summary scores
Upper extremity activities	−0.53	−0.57	−0.56	−0.53	−0.37	0.59	0.47
Basic lower extremity activities	−0.75	−0.35	−0.61	−0.59	−0.34	0.65	0.53
Complex lower extremity activities	−0.68	−0.37	−0.56	−0.58	−0.29	0.62	0.49
Overall activity	−0.72	−0.49	−0.66	−0.63	−0.38	0.69	0.56

Notes: High correlations are defined as r≥0.37. Bold values indicate the strongest correlations with r>0.6. P≤0.001 for all comparisons except EQ-5D-5L Anxiety/Depression versus SF-36v2 Overall Health (P=0.012).

Abbreviations: BPI, Brief Pain Inventory v2 Short Form; HAL, Hemophilia Activities List.