Tag Archives: mortality

Mortality prediction with a single question

“On a scale from 1 to 5, how would you rate your own health?”

Self-reported or self-rated health status (SRH) is a commonly used indicator in both clinical epidemiology and population health. It is a subjective measure of health that is thought to reflect an individual’s integrated perception of the domains of health, including biological, psychological, and social dimensions. The World Health Organization considers SRH to be a reflection of population health and healthy life expectancy within countries1. It is assessed either by a questionnaire or by a single question which asks subjects to rate their own health, usually on a four or five-point scale from poor to excellent. SRH has been used as a health indicator in epidemiological studies since the 1950s, and has been found to predict future health outcomes independent of physical, socio-demographic, and psychosocial indicators2-5. It is widely considered to be a valid indicator of health status.

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