高齢者の血圧管理は厳格に行った方が良い?

「Target blood pressure for treatment of isolated systolic hypertension in the elderly: valsartan in elderly isolated systolic hypertension study.」PMID: 20530299 http://www.ncbi.nlm.nih.gov/pubmed/20530299?dopt=AbstractPECOP : 収縮期血圧>160mmHg、拡張期血圧<90mmHgの70~84歳の日本人(3260人)E : 収…