Causes of death were predominantly due to lung cancer, but 14 patients in the beacizumab group and 2 in the control group died as a result of drug toxicity.

• 尽管导致患者死亡的原因主要是肺癌，但是贝伐单抗组的14名患者以及对照组的2名患者却死于药物毒性。