【单选题】【消耗次数：1】
≥80岁的老人血压控制目标值是哪一项？
①
＜120/80mmHg
②
＜130/80mmHg
③
＜140/90mmHg
④
＜150/90mmHg
⑤
＜160/90mmHg
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