1、On average, fewer than 5% of participants in phase I trials respond successfully to the treatment.
平均來說，在第一期試驗中只有不到5%的參與者對于治療反應(yīng)良好。

2、Phase I of MMC lasted 38.9±22.4 min.
Ⅰ期平均持續(xù)38.9±22.4 min;

3、A phase I trial usually enrolls only a small number of patients, sometimes as few as a dozen.
一個一期試驗通常只招募很小數(shù)量的病人，有時候只有十幾個。

4、Phase I is the inspiratory baseline.
階段I是吸入基線。

5、This definition includes Phase I to Phase IV trials.
其定義包括第1階段到第4階段的試驗。