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Table 3 Tetrachoric correlation coefficients between the different types of voice disorders

From: Voice disorders and mental health in teachers: a cross-sectional nationwide study

Type of disorder

Hoarse voice

Frog in the throat

Sore throat

Loss of voice

Hoarse voice

1

0.65

0.54

0.48

Frog in the throat

0.78

1

0.65

0.70

Sore throat

0.67

0.67

1

0.54

Loss of voice

0.69

0.85

0.72

1

  1. Tetrachoric correlation coefficients computed in males are disposed in italics in the lower left of the table, those computed in females are disposed in the upper right.
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BMC Public Health

ISSN: 1471-2458

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