Objective To study the quantitative diagnosis of the clinical signs and symptoms on the blood-stasis syndrome in Coronary Heart Disease(CHD).Methods All of the 196 cases were divided into three groups, the blood-stasis syndrome of Coronary Heart Disease group with 68 cases,the non-blood-stasis syndrome of Coronary Heart Disease group with 64 cases and 64 cases of normal control group.Collecting the general condition、disease history、clinical manifestations etc of each group respectively.Denpending on the mathematical diagnosis maximum like...