Long-term bresults of radiotherapy combined with nedaplatin and 5-fluorouracil for postoperative loco-regional recurrent esophageal cancer: update on a phase II study

Table 2 Prognostic factors for overall survival

factor	group	No.	median survival period (month)	log-rank p value
performance status	0-1	25	33.0	0.007
performance status	2-3	5	8.0
age	≥65	12	33.0	0.172
age	<65	18	10.0
preoperative stage (UICC§ 1997)	I-II	9	42.0	0.229
preoperative stage (UICC§ 1997)	III- IV	21	21.0
number of cycles of chemotherapy	1	5	6.0	0.577
number of cycles of chemotherapy	2	25	23.5
time interval between surgery and recurrence	≤12	15	14.0	0.176
time interval between surgery and recurrence	>12	15	42.0
tumor response (RECIST*)	CR-PR	22	23.5	0.466
tumor response (RECIST*)	SD-PD	8	12.0
field	local	19	33.0	0.480
field	T-shaped	11	13.5
number of recurrent regions	one	23	39.0	0.014
number of recurrent regions	multiple	7	6.5
pattern of recurrence	anastomotic	9	8.0	0.003
pattern of recurrence	non-anastomotic	21	42.0

§UICC: Union for International Cancer Control, *RECIST: Response Evaluation Criteria in Solid Tumors.

ISSN: 1471-2407