Table 2.

Survival time of mice with xenograft tumor.

Group	N	Median survive (day)	95% CI∗	P   (compare to control)
NS	6	40	35.2–44.8	—
5-FU	6	37	33.9–40.2	>0.05
BL	6	47	43.6–50.4	<0.05
BM	6	46	42.6–49.4	<0.05
BH	6	45	35.9–54.1	<0.05

Note. BL: Bufalin low dose group; BM: Bufalin median dose group; BH: Bufalin high dose group.

^∗95% confidence interval.