Table 4.

EQ-5D Overall Quality of Life Scale.

	Group	Period	Median	Min	Max	IQR	p	OR for Group * Period (95% Wald CI)
a_movement	1	Preop	1.0	1	2	1	0.142	-
		Postop	1.0	1	2	0.8
	2	Preop	1.0	1	2	1
		Postop	2.0	1	2	1
b_care	1	Preop	1.0	1	2	0	0.450	-
		Postop	1.0	1	1	0
	2	Preop	1.0	1	2	0.8
		Postop	1.0	1	2	0
c_activity	1	Preop	2.0	1	2	1	0.716	-
		Postop	1.0	1	2	0
	2	Preop	2.0	1	3	0
		Postop	1.5	1	2	1
d_pain	1	Preop	2.0	1	2	0.8	0.330	-
		Postop	1.0	1	2	0.8
	2	Preop	2.0	1	3	0
		Postop	2.0	1	3	1
e_anxiety	1	Preop	2.0	1	3	1.5	0.003	1.500 (1.151–1.954)
		Postop	1.0	1	2	0
	2	Preop	2.0	1	3	0
		Postop	2.0	1	3	1
total_pre	1	Preop	8.0	5	10	3.3	0.009	1.225 (1.052–1.27)
		Postop	6.0	5	7	0.8
	2	Preop	8.5	7	10	1
		Postop	8.0	5	10	2.8