We offer 5 health-related quality-of-life instruments:

  • Seattle Angina Questionnaire
  • Seattle Angina Questionnaire Short Form
  • Kansas City Cardiomyopathy Questionnaire
  • Kansas City Cardiomyopathy Questionnaire Short Form
  • Peripheral Artery Questionnaire

Find out more about them and our related tools here.


Consult these collections of Frequently Asked Questions for more information:


The Kansas City Cardiomyopathy Questionnaire

Information about this reliable, responsive, and predictive health-related quality-of-life assessment for heart failure…

KCCQ Overview

The Kansas City Cardiomyopathy Questionnaire is a 23-item, self-administered instrument that quantifies physical function, symptoms (frequency, severity and recent change), social function, self-efficacy and knowledge, and quality of life.

KCCQ Validity

Validity refers to the degree to which an instrument measures what it is supposed to measure. Here’s information about the validity of the KCCQ.

KCCQ Reliability and Responsiveness

Reliability refers to the ability of a measure to produce consistent results when the measured phenomenon is unchanged. Responsiveness refers to the ability of a measure to track accurately a phenomenon when it does change. Here’s how the KCCQ stacks up.

KCCQ Interpretability

Several mechanisms for establishing standards for interpreting scores are available.