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Table 3 Reliability of 1. and 2. questionnaire in patients regarding voice failure in different social settings

From: A questionnaire using vocal symptoms in quality control of phonosurgery: vocal surgical questionnaire

 

1. questionnaire

2. questionnaire

All items

0.89

0.91

At home

0.85

0.85

At work

0.85

0.91

In noise

0.90

0.89

At leisure

0.83

0.85

  1. Chronbach alpha