The vast majority (80% to 90%) of CHD patients have conventional risk factors, highlighting the critical importance of focusing clinical and public health efforts on these established factors and related lifestyle behaviors.
In direct contrast with conventional thinking, 80% to 90% of patients with CHD have conventional risk factors. Although research on nontraditional risk factors and genetic causes of heart disease is important, clinical medicine, public health policies, and research efforts should place significant emphasis on the 4 conventional risk factors and the lifestyle behaviors causing them to reduce the epidemic of CHD.
Umesh N. Khot (2003) studied this question.