Yin and Yang deficiency syndrome ( YYDS ): 7 cases ( 3 male , 4 female ), the average age was 54.85 ± 7.73 years old , and the process of disease was 10.63 ± 3.68 years .
阴阳两虚，血瘀水停证7例，男3例，女4例，年龄平均54.85±7.73岁；病程平均10.63±3.68年。
yyds