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Table 5 Targeting of the DSWAL-QoL and aDSWAL-QoL total scales and subscales after fitting solutions

From: Validation of the Dutch version of the Swallowing Quality-of-Life Questionnaire (DSWAL-QoL) and the adjusted DSWAL-QoL (aDSWAL-QoL) using item analysis with the Rasch model: a pilot study

 

DSWAL-QoL

aDSWAL-QoL

 

Item location

Person location

Item location

Person location

 

Mean (SD)

Range

Mean (SD)

Range

Mean (SD)

Range

Mean (SD)

Range

Total scale

0.0 (0.76)

−2.06; 1.20

0.89 (1.30)

−3.43; 5.36

0.0 (0.80)

−1.98; 2.05

1.05 (1.35)

−1.68; 5.98

General burden

0.0 (0.28)

−0.19; 0.19

−0.43 (1.52)

−1.92; 2.00

0.0 (0.28)

−0.15; 0.15

−0.43 (1.52)

−3.30; 3.01

Eating duration

0.0 (0.01)

−0.01; 0.01

−0.30 (1.20)

−1.65; 1.65

0.0 (0.72)

−0.61; 0.79

−0.80 (2.16)

−4.97; 2.59

Eating desire

0.0 (1.15)

−0.13; 0.16

0.15 (1.16)

−1.89; 1.89

0.0 (1.25)

−1.09; 1.37

0.53 (1.54)

−3.52: 3.78

Symptoms

0.0 (1.63)

−1.19; 0.79

1.32 (1.48)

−1.98; 4.60

0.0 (0.70)

−1.52; 0.96

1.07 (1.25)

−1.15; 4.63

Food selection

0.0 (1.22)

−0.16; 0.16

1.35 (2.00)

−2.92; 3.48

0.0 (0.87)

−0.61; 0.61

1.14 (1.67)

−2.85; 2.58

Communication

0.0 (1.34)

−0.24; 2.40

0.26 (2.56)

−4.04; 3.81

0.0 (0.04)

−0.03; 0.03

0.36 (1.41)

−2.37; 2.32

Fear of eating

0.0 (0.80)

−1.30; 0.27

1.42 (1.72)

−3.12; 3.92

0.0 (0.48)

−0.56; 0.28

0.98 (1.20)

−2.51; 2.19

Mental health

0.0 (0.28)

−0.24; 0.44

0.97 (1.63)

−3.00; 2.94

0.0 (0.52)

−0.72; 0.47

1.58 (1.77)

−3.41; 3.52

Social functioning

0.0 (0.47)

−0.80; 0.42

0.08 (1.89)

−2.89; 2.77

0.0 (0.53)

−0.85; 0.58

1.08 (1.61)

−3.09; 3.01

Fatigue

0.0 (0.37)

−0.41; 0.30

0.54 (1.78)

−3.00; 2.78

0.0 (0.32)

−0.26; 0.35

0.59 (1.45)

−3.14; 3.04

Sleep

0.0 (0.08)

−0.06; 0.06

0.33 (1.46)

−2.17; 2.17

0.0 (0.62)

−0.44; 0.44

0.48 (1.38)

−1.80; 2.27

  1. Abbreviations: DSWAL-QoL Dutch version of the Swallowing Quality-of-Life, aDSWAL-QoL adjusted DSWAL-QoL, SD standard deviation