Cardiovascular disease (CVD) is the leading cause of morbidity and death for all people in the world, accounting for about one-third of all deaths.

According to the "China Cardiovascular Health and Disease Report 2019", the prevalence of CVD in China is on the rise. It is estimated that there are 330 million people suffering from CVD, including 13 million strokes, 11 million coronary heart diseases, 5 million cor pulmonales, 8.9 million heart failures, 2.5 million rheumatic heart diseases, 2 million congenital heart diseases, and 4,530 lower extremity arterial diseases. Million, high blood pressure 245 million.

In 2017, my country's CVD mortality rate still ranked first among various diseases, higher than the world level. Rural and urban CVD accounted for 45.91% and 43.56% of deaths respectively. In China, CVD has caused a serious social burden.

In the past ten years, CVD has brought heavy economic burdens to countries around the world, affecting the quality of life, mental and physical health, and economic income levels of residents around the world. As we all know, disease prevention is often more important than treatment. Therefore, scientists from various countries have created multiple CVD risk prediction models in order to improve the morbidity and mortality of CVD in the future.