Table 1: Comparison of primary, secondary, and tertiary prevention methods.

AspectPrimary preventionSecondary preventionTertiary prevention

FocusPreventing the onset of disease, by eliminating risk factorsReducing the impact of the disease by early diagnosis before permanent damageManaging pain and increasing life expectancy of the patient

Financial burdenVery low: mainly focusing on lifestyle changesMedium: medical interventions cost affordable amountsVery high: surgery and other major procedures

Disruption of daily workLowMediumHigh: requiring constant attention after medical interventions

ExamplesDaily exercise, healthy dietsBeta blockers, statin treatment, lifestyle changesStent replacement, bypass surgery