Mortalità per arresto cardiaco improvviso in Cina: tendenze temporali e fattori di rischio.

BACKGROUND: Sudden cardiac death (SCD) accounts for more than half of all sudden death cases, posing a significant health burden in China. However, epidemiological data on SCD are scarce due to the lack of a central data registry and the heterogeneity of case definitions. This study aims to provide reliable estimates of the incidence and risk factors of SCD in China at the national and regional levels from 2013 to 2021, as well as the current status of prevention. METHODS: The multi-cause mortality data from 2013 to 2021 were obtained from the National Mortality Surveillance System of China. Deaths related to cardiac arrest were identified. Crude and age-standardized mortality rates were ca