Which sequence best represents the chronic disease continuum from upstream determinants to death or disability?

• A. Upstream determinants -> individual behaviors -> chronic conditions -> chronic diseases -> death or disability
• B. Individual behaviors -> Upstream determinants -> chronic conditions -> chronic diseases -> death or disability
• C. Death -> Disability -> Chronic diseases -> Upstream determinants
• D. Chronic diseases -> Death

Answer: (A)

Progression from broad determinants to outcomes is the idea here. Upstream determinants include social, economic, and environmental factors that shape what a person can do and their opportunities. Those determinants influence individual behaviors—things like diet, physical activity, and tobacco use. The behaviors then contribute to intermediate health states such as chronic conditions (risk factors that set the stage for disease). As these conditions persist and accumulate, they progress to chronic diseases diagnosed by clinicians. Over time, chronic diseases can lead to death or disability if not prevented or effectively managed. This flow from broad determinants to behavior, to intermediate conditions, to disease, to death or disability is why the sequence with upstream determinants first is the best representation.

Starting with individual behaviors ignores how determinants shape choices, and ending with death or disability without the full progression misses the intermediate stages. A sequence that jumps straight to death or stops at a single step also omits the logical buildup from risk factors and diseases to the ultimate outcome.