Comparative analysis of radiofrequency ablation and resection for resectable colorectal liver metastases

Table 2 Summary of patient information

No.	Age (yr)	Sex	Comorbidity	Treatment modality	Location	Timing of metastasis	Recurrence	Results
1	51	M		RFA	Colon	Meta	Yes	S
2	60	M		RFA	Colon	Meta	Yes	D
3	69	M		Resection	Colon	Meta	Yes	D
4	76	M	DM, HT	Resection	Rectum	Meta	Yes	D
5	62	M		RFA	Colon	Syn	No	S
6	61	M	DM	RFA	Rectum	Meta	Yes	D
7	70	F		Resection	Colon	Meta	Yes	S
8	70	M		Resection	Rectum	Meta	No	S
9	71	F		Resection	Rectum	Meta	Yes	S
10	69	F	DM, HT	Resection	Colon	Syn	Yes	S
11	74	F		Resection	Colon	Syn	No	S
12	71	M		Resection	Colon	Meta	Yes	S
13	82	M		Resection	Rectum	Meta	Yes	D
14	58	F		RFA	Colon	Meta	No	S
15	60	M		RFA	Colon	Syn	Yes	D
16	56	F		RFA	Colon	Meta	Yes	S
17	56	M		RFA	Colon	Meta	Yes	S
18	54	F		RFA	Colon	Meta	Yes	D
19	52	F		RFA	Rectum	Meta	No	S
20	60	M		RFA	Colon	Meta	Yes	D
21	55	M		RFA	Rectum	Meta	Yes	D
22	75	M		Resection	Colon	Syn	Yes	D
23	54	F		RFA	Rectum	Meta	Yes	D
24	63	F		RFA	Colon	Syn	Yes	D
25	66	M		Resection	Rectum	Syn	Yes	S
26	56	F		RFA	Rectum	Meta	Yes	D
27	67	M		Resection	Colon	Meta	Yes	D
28	58	M		RFA	Rectum	Syn	No	S
29	71	M		Resection	Colon	Meta	Yes	S

DM: Diabetes mellitus; HT: Hypertension; RFA: Radiofrequency ablation; Meta: Metachronous; Syn: Synchronous; S: Survival; D: Death; M: Male; F: Female.