Background The COPD assessment test (CAT) was introduced last year.1 It is a questionnaire that contains eight questions covering domains relating to the impact of COPD symptoms. It is a self ...

Introduction The CAT is a new self administered questionnaire developed and validated for the assessment and monitoring of COPD patients.1 Recently, it has been showed to be sensitive to pulmonary ...

Among the 24% of COPD patients studied who had abnormally high exertional breathlessness, 9% had an mMRC score of 0 and 11% had CAT scores less than 10. People with chronic obstructive pulmonary ...