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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