Table 4 Proportion of missing values and overall EQ-5D completion rate stratified by age and EQ-5D version

EQ-5D-5L

N (%)

18–24

25–34

35–44

45–54

55–64

65–74

75–84

85+

 Mobility

58,263 (2.02)

1.61

1.68

1.89

1.88

1.89

2.04

2.71

2.72

0.0229

 Self-care

68,225 (2.37)

1.66

1.72

1.98

2.07

2.22

2.57

3.52

3.37

0.0363

 Usual activities

63,034 (2.19)

1.85

1.88

2.06

2.00

1.94

2.11

2.98

3.76

0.0310

 Pain/Discomfort

62,994 (2.19)

1.82

1.82

2.05

2.03

1.93

2.08

3.05

3.78

0.0328

 Anxiety/Depression

101,921 (3.54)

1.98

2.01

2.37

2.46

2.89

4.12

6.78

7.56

0.0897

Completion rate

93.11%

96.01

95.89

95.18

94.68

94.06

92.24

87.78

85.92

0.1103

 Mobility

34,391 (2.33)

2.10

2.05

2.24

2.18

2.07

2.53

3.00

2.77

0.0205

 Self-care

39,003 (2.64)

1.98

1.97

2.21

2.20

2.27

2.89

4.22

4.86

0.0496

 Usual activities

34,890 (2.36)

2.06

2.03

2.15

2.01

1.87

2.43

3.68

4.42

0.0441

 Pain/Discomfort

40,795 (2.76)

2.19

2.18

2.48

2.42

2.29

2.98

4.26

4.61

0.0439

 Anxiety/Depression

66,287 (4.49)

2.66

2.54

2.99

3.28

3.79

5.69

8.36

9.14

0.0963

Completion rate

91.57%

94.88

94.91

93.98

93.39

92.70

89.83

85.20

83.14

0.1199