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The Egyptian Journal of Otolaryngology

Table 6 Reliability of ASWAL-QOL (n = 100)

From: Validation of the Arabic version of swallowing quality of life questionnaire

Subscale

Internal consistency

Test-retest (n = 10)

ICC

Sig.

Pearson

Sig.

General burden

0.822

0.913*

< 0.001*

0.924*

< 0.001*

Eating desire

0.744

0.714*

0.007*

0.732*

0.016*

Eating duration

0.749

0.693*

0.007*

0.716*

0.020*

Symptoms

0.916

0.509

0.062

0.500

0.142

Food selection

0.832

0.671*

0.011*

0.688*

0.028*

Communication

0.947

0.986*

< 0.001*

0.985*

< 0.001*

Fear of eating

0.867

0.710*

0.008*

0.704*

0.023*

Mental health

0.926

0.915*

< 0.001*

0.909*

< 0.001*

Social functioning

0.933

0.886*

< 0.001*

0.897*

< 0.001*

Fatigue

0.872

0.942*

< 0.001*

0.936*

< 0.001*

Sleep

0.832

0.954*

< 0.001*

0.953*

< 0.001*

Overall

0.960

0.727*

0.008*

0.708*

0.022*

  1. Internal consistency sample size = 100, test-retest sample size = 10, average test-retest interval = 2 weeks
  2. ICC intraclass correlation coefficient, r Pearson’s coefficient
  3. *Statistically significant at p ≤ 0.05
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