2020年8月14日 星期五

期中分析概念

 

1.      為什麼需要期中分析?

 

(1) 癌症或是心血管疾病(如心肌梗塞死亡)的臨床試驗需要多年追蹤,所以法規單位會要求期中分析監測並了解新藥的安全性。

(2) 監測的結果有三,繼續進行試驗( Continue as plan)、建議修改臨床試驗(Modify protocol)-增加人數或延長研究時間,或是停止(Terminate )。停止試驗常見三個原因,有非常顯著的效果(Robust efficacious),或是繼續進行試驗也是徒勞無功(Futility),也有可能是發現藥物安全性的問題(Dangerous),上述原因都可能讓試驗提早結束。

 

 

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