Table 2 Coefficients derived from the Better-Worse and Drop-Down methods (N = 1389)

Mobility (2)

˗1.39

0.80

0.081

˗3.09

0.17

 < 0.001

Mobility (3)

˗2.79

1.60

0.080

˗8.65

0.26

 < 0.001

Mobility (4)

˗3.93

2.40

0.102

˗15.14

0.48

 < 0.001

Vision (2)

˗1.29

0.80

0.106

˗3.15

0.18

 < 0.001

Vision (3)

˗2.20

1.60

0.169

˗8.38

0.27

 < 0.001

Vision (4)

˗3.83

2.40

0.116

˗14.67

0.58

 < 0.001

Hearing (2)

˗1.02

0.80

0.199

˗3.49

0.14

 < 0.001

Hearing (3)

˗2.20

1.60

0.167

˗8.78

0.23

 < 0.001

Hearing (4)

˗4.31

2.40

0.073

˗15.20

0.47

 < 0.001

Cognition (2)

˗1.78

0.80

0.026

˗3.25

0.22

 < 0.001

Cognition (3)

˗2.95

1.60

0.066

˗8.55

0.34

 < 0.001

Cognition (4)

˗4.15

2.42

0.087

˗14.31

1.23

 < 0.001

Mood (2)

˗1.28

0.80

0.109

˗3.47

0.14

 < 0.001

Mood (3)

˗2.40

1.60

0.132

˗8.12

0.23

 < 0.001

Mood (4)

˗3.82

2.40

0.110

˗13.50

0.40

 < 0.001

Anxiety (2)

˗0.82

0.80

0.307

˗3.17

0.13

 < 0.001

Anxiety (3)

˗1.87

1.59

0.241

˗7.69

0.21

 < 0.001

Anxiety (4)

˗3.32

2.40

0.165

˗13.44

0.32

 < 0.001

Pain (2)

˗0.54

0.80

0.498

˗3.33

0.13

 < 0.001

Pain (3)

˗1.64

1.59

0.302

˗7.91

0.21

 < 0.001

Pain (4)

˗3.22

2.39

0.178

˗13.82

0.32

 < 0.001

Fatigue (2)

˗0.69

0.80

0.388

˗3.41

0.12

 < 0.001

Fatigue (3)

˗1.85

1.59

0.245

˗7.92

0.20

 < 0.001

Fatigue (4)

˗2.78

2.39

0.244

˗13.03

0.32

 < 0.001

Social function (2)

˗1.36

0.80

0.089

˗3.37

0.15

 < 0.001

Social function (3)

˗2.48

1.60

0.119

˗7.68

0.24

 < 0.001

Social function (4)

-3.50

2.39

0.143

˗13.09

0.44

 < 0.001

Daily activities (2)

˗1.45

0.80

0.069

˗3.41

0.14

 < 0.001

Daily activities (3)

˗2.42

1.60

0.128

˗7.60

0.24

 < 0.001

Daily activities (4)

˗3.62

2.40

0.131

˗11.92

0.52

 < 0.001

Self-esteem (2)

˗0.54

0.80

0.502

˗3.74

0.15

 < 0.001

Self-esteem (3)

˗1.85

1.60

0.246

˗7.24

0.23

 < 0.001

Self-esteem (4)

˗3.21

2.39

0.180

˗12.41

0.34

 < 0.001

Independence (2)

˗1.45

0.80

0.069

˗3.80

0.18

 < 0.001

Independence (3)

˗2.49

1.60

0.118

˗8.14

0.30

 < 0.001

Independence (4)

˗3.92

2.39

0.101

˗12.62

0.62

 < 0.001