chronic diseases

uavs_71182

treatment burden

European Journal of Public Health

To enable comparison between studies and settings, researchers and practitioners should be explicit about their choice of definition and measure. Using a cut-off of two or more conditions as part of the definition is widely adopted. Measure selection should be based on tools validated for the outcome being considered. Where there is no validated measure, or where multiple outcomes or populations are being considered, disease counts are appropriate.

Defining and measuring multimorbidity: a systematic review of systematic reviews