Demographic characteristics and clinical parameter of the study population.

Continuous variables expressed as mean ± standard deviation, percentage or number. *P#PP.gingivalis infected patients; Pg-AS = P.gingivalis infected atherosclerosis patients.连续性变量以均值±标准差、百分比或例数表示。*P#PP：牙龈卟啉单胞菌（Porphyromonas gingivalis）感染患者；Pg-AS = 牙龈卟啉单胞菌感染的动脉粥样硬化患者。