Table 2. Clinical outcome of 10 patients with recurrent endometrial stromal sarcoma.

Case no.	Age (yr)*	RFI prior to 1st relapse (mo)	RFI prior to 2nd relapse (mo)	RFI prior to 3rd relapse (mo)	RFI prior to 4th relapse (mo)	RFI prior to 5th relapse (mo)	PRS (mo)	OS (mo)	Outcome
1	45	68	-	-	-	-	163	231	NED
2	53	159	14	65	41	42	190	349	NED
3	58	64	76	106	Persist	Persist	216	280	Dead
4	55	108	36	Persist	Persist	Persist	121	229	AWD
5	43	65	Persist	Persist	Persist	Persist	7	72	DOD
6	61	128	-	-	-	-	117	245	NED
7	50	28	-	-	-	-	82	110	NED
8	69	51	Persist	Persist	Persist	Persist	102	153	AWD
9	50	34	150	Persist	Persist	Persist	184	218	AWD
10	45	158	-	-	-	-	26	184	NED

AWD, alive with disease; DOD, died of disease; NED, no evidence of disease; OS, overall survival; PRS, post-relapse (initial relapse) survival; RFI, relapse-free interval.

^*Age at the time of initial relapse.