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Table 5 Reliability

From: The validity and precision of the leicester cough questionnaire in COPD patients with chronic cough

 

Intraclass correlation coefficient

95%CI*

LCQ†

Birring[16]

Huisman[17]

This study§

 

   Physical

0.93

0.86

0.93

0.84; 0.97

   Psychological

0.90

0.93

0.79

0.51; 0.91

   Social

0.88

0.93

0.88

0.72; 0.95

   Total

0.96

0.93

0.92

0.81; 0.96

  1. * 95% Confidence Interval for ICC this study
  2. † Leicester Cough Questionnaire
  3. ‡ patients with chronic cough
  4. § patients with COPD and chronic productive cough