Through the multi-center clinical research conducted by several units in Nantong city, the risk factors and aggregation of the incidence of CHD among young people in nantong city were obtained, so as to fill in the blank of domestic multi-center research and reduce the incidence of CHD among young people.The investigators will conduct a long-term follow-up study on the young patients with CHD to screen the factors contributing to the poor prognosis of CHD in young patients.The investigators will fill this gap and intervene early to improve patients' quality of life and prolong their survival
The incidence of coronary heart disease in young people is not uncommon and the investigators will explore the factors contributing to this outcome