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Table 9 Statistics for the scale categories

From: Validation of an instrument for measuring satisfaction of patients undergoing hemodialysis

Domain category

Mean value

Infit MNSQ

Outfit MNSQ

D1

1

0.92

2.19

3.88

2

0.28*

1.13

1.76

3

0.96

1.01

1.2

4

1.94

0.86

0.82

5

3.51

0.92

0.94

 

1

−4.45

0.42

0.43

 

2

−1.18

1.33

1.41

D2

3

0.86

0.76

0.73

 

4

3.74

0.99

1.03

 

5

5.83

1.11

1.05

D3

1

−1.07

1.09

1.07

2

−0.28

1.08

1.07

3

0.33

0.86

0.78

4

1.14

1.07

0.95

5

2.07

1.06

1.15

D4

1

−0.22

1.38

1.87

2

0.02

1.12

1.39

3

0.44

0.9

0.93

4

1.51

0.81

0.77

5

2.8

1.02

0.99

D5

1

−2.1

1.31

1.38

2

−1.22

0.87

0.84

3

0.51

1.12

1.09

4

2.62

0.95

0.82

5

4.62

1.06

0.99

D6

1

   

2

−2.57

1.03

0.98

3

−1.34

0.78

0.64

4

2.66

0.93

0.95

5

4.37

1.15

0.95

D7

1

−1.55

1.81

1.99

2

−1.21

0.98

1.38

3

0.61

1.03

0.99

4

2.44

0.83

0.82

5

4.02

0.97

0.92

D8

1

−2.27

1.1

1.01

2

−1.73

0.9

0.77

3

0.21

1.04

0.94

4

3.51

0.83

0.81

5

6.19

1.26

0.97

D9

1

0.53

2.31

3.93

2

−2.06*

0.38

0.29

3

0.06

0.8

0.69

4

3.33

0.85

0.88

5

5.54

1.12

1.02

  1. *Without ascending monotonic trend