Table 2. Major treatment and follow-up features of long-term survivors (OS >20 months).

No.	Gender/age(yr)	PC origin/PC timing	PCI	Histopathology	CRS	CC	Survival(months)	Comments
1	M/36	Colon ca,Synchronous PC	6	Adenocarcinoma, well differentiated	Left hemicolectomy, greater omentum resection, left peritoneum and musculus trasversus abdominis, mesenteric fulguration	0	85.8, DFS
2	M/36	Colon ca,Synchronous PC	First:15Second: 0	Adenocarcinoma, intermediatelydifferentiated	The first surgery: transverse colectomy, resection of part jejunum, greater omentum resection;The second surgery: rectectomy, colostomy of sigmoid colon (second primary cancer: rectal cancer) without HIPEC	0	First:55.0DFSTotal: 60.2, DFS	SAE (the first surgery): abdominal hemorrhage 4 h post operation, reoperation to stop bleeding; Pelvic and abdominal adhesions were found in second surgery
3	M/47	Colon ca,Synchronous PC	15	Adenocarcinoma, intermediatelydifferentiated	Ascending colectomy, resection of ileocecus	0	60.0, DFS
4	F/57	Colon ca,Synchronous PC	24	Adenocarcinoma, intermediatelydifferentiated	Right hemicolectomy, hysterectomy and resection ovarian/fallopian tube, greater omentum, left and right diaphragmatic copula peritoneum, left and colon gutter peritoneum, pelvic peritoneum, liver round ligament, mesenteric fulguration	0	27.2, SWT
5	F/37	Colon ca,Metachronous PC	1	Adenocarcinoma, mucinous	Greater omentum	0	25.3, DFS
6	F/65	Colon ca,Metachronous PC	5	Adenocarcinoma, intermediatelydifferentiated	Resection ovarian/fallopian tube, greater omentum, liver round ligament	0	24.8, DFS
7	F/68	Colon ca,Synchronous PC	6	Adenocarcinoma, intermediatelydifferentiated	Right hemicolectomy, resection ovarian/fallopian tube, greater/lesser omentum	0	24.5, DFS
8	M/60	Colon ca,Metachronous PC	First:15Second: 18	Adenocarcinoma, mucinous	The first surgery: right hemicolectomy, greater omentum, pelvic peritoneum resection, mesenteric fulgurationThe second surgery: resection of ileocecum, rectectomy; received HIPEC as before	First:1Second: 2	30.5, SWT	Not found vast pelvic and abdominal conglutination in second surgery
9	F/55	Colon ca,Metachronous PC	16	Adenocarcinoma, intermediatelydifferentiated	Left hemicolectomy, rectectomy, hysterectomy and resection ovarian/fallopian tube, greater omentum	0	24.2, DFS
10	M/41	Rectal ca,Metachronous PC	20	Adenocarcinoma, poorlydifferentiated	Rectectomy, greater omentum, left/right diaphragmatic copula resection, colon sigmoideum colostomy	1	22.1, D
11	F/54	Colon ca,Metachronous PC	7	Adenocarcinoma, mucinous	Sigmoidectomy, rectectomy, greater omentum, pelvic peritoneum resection	1	21.7, D
12	M/30	Colon ca,Synchronous PC	First: 32Second: 39	Adenocarcinoma, mucinous	The first surgery: right hemicolectomy, resection of part jejunum, greater omentum, left diaphragmatic copula, left/right colon gutter, liver round ligament/sickle ligament resection, mesenteric fulgurationThe second surgery: lump-like tumor on hepatic portal, subcutaneous plate-like tumor; without HIPEC	First:2Second: 3	39.8, D
13	F/37	Colon ca,Metachronous PC	26	Adenocarcinoma, mucinous	Descending colectomy, resection of part jejunum, left/right diaphragmatic copula, left/right colon gutter, anterior wall peritoneum, pelvic Peritoneum resection, mesenteric fulguration	2	26.5, D
14	M/26	Colon ca,Synchronous PC	28	Adenocarcinoma, mucinous	Greater/lesser omentum, liver round ligament/sickle ligament, anterior wall peritoneum resection, mesenteric fulguration	2	22.2, D
15	M/43	Colon ca,Synchronous PC	39	Adenocarcinoma, mucinous	Pancolectomy, greater omentum	3	21.5, SWT

M = male, F = female, ca = carcinomatosis, D = died, DFS = disease free survival, SWT = survival with tumor, SAE = serious adverse event.