Table 4.

Correlation coefficients showing the relationship between EQ-5D index, HR score, KR score and VV score

	Oxford_HR	Oxford_KR	Aberdeen_VV
EQ5D_Index before	0.742 (0.739, 0.744)	0.709 (0.706, 0.711)	−0.415 (−0.425, −0.405)
EQ5D_Index after	0.766 (0.763, 0.769)	0.773 (0.769, 0.776)	−0.477 (−0.490, −0.465)
EQ5D_Index changes	0.630 (0.625, 0.635)	0.590 (0.585, 0.595)	−0.313 (−0.327, −0.297)

Correlations and numbers in each of the columns relate to Q1, Q2 or Q2 minus Q1, as relevant to each row

95 % confidence interval in parentheses