A longitudinal validation of the EQ-5D-5L and EQ-VAS stand-alone component utilising the Oxford Hip Score in the Australian hip arthroplasty population

Journal of Patient-Reported Outcomes

Table 5 Responsiveness of PROMs

	Preoperative	6 Weeks	Mean difference	Paired t-test	Effect size	Standard response mean
(a) 6 weeks
OHS	13.73 ± 7.32	30.10 ± 9.08	16.37 ± 10.85	< 0.0001	2.16 (large)	1.51 (large)
EQ-5D-5L	0.08 ± 0.36	0.63 ± 0.27	0.56 ± 0.40	< 0.0001	1.53 (large)	1.40 (large)
EQ-VAS	61.57 ± 20.11	76.64 ± 15.83	15.07 ± 18.82	< 0.0001	0.75 (moderate)	0.80 (large)

	Preoperative	6 Months	Mean difference	Paired t-test	Effect size	Standard response mean
(b) 6 Months
OHS	13.71 ± 7.59	37.41 ± 9.23	23.70 ± 10.56	< 0.0001	3.12 (large)	2.24 (large)
EQ-5D-5L	0.10 ± 0.37	0.78 ± 0.26	0.69 ± 0.40	< 0.0001	1.88 (large)	1.70 (large)
EQ-VAS	62.00 ± 20.19	80.59 ± 13.90	18.59 ± 18.64	< 0.0001	0.92 (large)	1.00 (large)

PROMs patient reported outcome measures, OHS Oxford Hip Score, EQ5D-5L EQ-5D-5L utility index score, EQ-VAS Visual analogue score of the EQ-5D-5L