Skip to main content

Table 4 Infit and outfit statistics

From: Rasch analysis in the development of the NutriQoL® questionnaire, a specific health-related quality of life instrument for home enteral nutrition

Items

Dimension

Infit t

Outfit t

1

I keep my habitual mealtimes because of HEN (e.g. breakfast, lunch, and dinner)

1

−1.04

−1.03

5

HEN suits my preferences (e.g. smell, temperature, and flavor).

1

0.02

0.61

7

Since I receive HEN, I move more easily; I feel more agile.

1

−1.84

−1.77

8

HEN damages my skin (e.g. dryness, irritation, infection).

1

1.19

0.49

11

HEN lets me keep doing housework (e.g. cooking, ironing, cleaning).

1

−1.57

−1.67

18

HEN prevents me from sleeping well.

1

0.15

−0.93

21

Since receiving HEN, my physical appearance is improving (e.g. I look healthier).

1

−1.84

−1.68

22

I worry that my body is adapting to HEN and I will not be able to feed as before.

1

0.30

0.49

23

I miss chewing and tasting food because of HEN.

1

0.65

0.79

27

I have physical discomfort because of HEN (e.g. bloating, heartburn, dry mouth, regurgitation).

1

−1.95

−1.45

28

Getting HEN products is simple (i. e. they are available in pharmacies and I can easily get the preparation).

1

1.25

1.42

34

Since receiving HEN, my family watches over my food.

1

−1.38

−1.15

41

I trust I am well-nourished because of HEN.

1

0.51

0.61

42

I have gained weight because of HEN.

1

−1.13

−1.40

16

HEN lets me go out with my friends.

2

−1.24

−1.36

31

I limit activities with my friends to those that are not food-related because of HEN.

2

−1.32

−1.43

33

Since receiving HEN, my family is more worried about my health.

2

−1.05

−1.32

2

I can adjust HEN to unexpected events (e.g. leaving the house suddenly, an unscheduled visit).

Without dimension

1.86

1.81

32

I sense that others feel bad about me because of HEN.

Without dimension

−3.57

−4.59

36

Receiving HEN causes me an added problem.

Without dimension

−3.64

−4.37

39

Since receiving HEN, I feel sad.

Without dimension

−3.00

−2.92