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Table 3 Correlations between CCQ with SF-36 in healthy (ex)smokers and patients at risk for/with COPD (n = 49)

From: Development, validity and responsiveness of the Clinical COPD Questionnaire

 

Clinical COPD Questionnaire

 

Symptom

Functional state

Mental state

Total

SF-36

    

   Physical functioning

-0.54**

-0.70**

-0.65 **

-0.69**

   Social functioning

-0.45**

-0.49**

-0.34*

-0.49**

   Role physical

-0.46**

-0.52**

-0.47**

-0.53**

   Role emotional

-0.45**

-0.50**

-0.36*

-0.48**

   Mental health

-0.40**

-0.48**

-0.34*

-0.49**

   Vitality

-0.52**

-0.55**

-0.27

-0.58**

   Pain

-0.22

-0.26

-0.17

-0.26

   Health perceptions

-0.49**

-0.54**

-0.40**

-0.56**

  1. SF-36 = Medical Outcome Survey Short Form-36 (higher score indicates better health status); * P < 0.05; ** P < 0.01, Spearman's rank correlation.