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
2-3 5 8.0
age ≥65 12 33.0 0.172
<65 18 10.0
preoperative stage (UICC§ 1997) I-II 9 42.0 0.229
III- IV 21 21.0
number of cycles of chemotherapy 1 5 6.0 0.577
2 25 23.5
time interval between surgery and recurrence ≤12 15 14.0 0.176
>12 15 42.0
tumor response (RECIST*) CR-PR 22 23.5 0.466
SD-PD 8 12.0
field local 19 33.0 0.480
T-shaped 11 13.5
number of recurrent regions one 23 39.0 0.014
multiple 7 6.5
pattern of recurrence anastomotic 9 8.0 0.003
non-anastomotic 21 42.0

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

Jingu et al.

Jingu et al. BMC Cancer 2012 12:542   doi:10.1186/1471-2407-12-542

Open Data