Table 2.

Comparison of CR rate of 272 post-term choriocarcinoma with CR rate of other gestational trophoblastic neoplasia at PUMCH for stage

	Postterm choriocarcinoma		Other gestational trophoblstic neoplasia		P value
	No. of CR	CR rate	No. of CR	CR rate
FIGO stage	239	87.9 %	2162	92.5 %	0.008
I	45	97.8 %	818	99.5 %	0.141
II	9	100 %	125	93.3 %	n/aa
III	145	90.1 %	1095	89.4 %	0.793
IV	40	71.4 %	124	79.0 %	0.249

^a chi-square test undefined