In addition, the group with ABI less than 0.9 had a lower prevalence of one-vessel CAD and higher prevalence of three-vessel or multivessel CAD.

• 除此之外，踝臂血压比小于 0.；9 的病人一条血管病变的盛行率较低，而三条或多条血管病变的盛行率较高。