A . ≥17.2/11.3kPa(≥130/85mmHg)
B . ≥19.9/13.3kPa(≥150/100mmHg)
C . ≥18.6/11.9kPa(≥140/90mmHg)
D . ≥21.9/12.6kPa(≥165/95mmHg)
E . ≥年龄+13.9/12.6kPa(≥年龄+105/95mmHg)