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Table 2 Characteristics of chemotherapy groups

From: Decision-making in postoperative chemotherapy for ovarian metastasis from colorectal cancer: a retrospective single-center study

  Changed regimen group Unchanged regimen group
No. of patients 7 8
Age 58 (range, 25–67) 55 (range, 44–66)
No. of complete resection 1 1
Preoperative chemotherapy period (months) 23 (range, 2–49) 16 (range, 7–52)
No. of preoperative chemotherapy regimens (1st/2nd/3rd) 3/3/1 3/3/2
No. of metastatic organs excluding ovarian metastases (3 organs/2 organs/1 organ/none) 1/2/3/1 0/5/2/1
Responses of extra-ovarian metastases to pre-operative chemotherapy (CR/PR/SD/PD) 0/0/4/3 0/3/5/0
Progression-free survival (months) 11.0 10.2
Median survival time (months) 18.1 26.2
  1. CR complete response, PR partial response, SD stable disease, PD progressive disease