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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