Half were randomly assigned to intensive therapy, with a goal of keeping blood sugar levels between 70 and 120 mg/dL and hemoglobin levels below normal, but without developing severe hypoglycemia.

• 一半被随机分配强化治疗，目标是血糖维持在70到120毫克，血红蛋白低于正常水平，但是，不要出现严重的低血糖