Prognostic factors of young patients with colon cancer after surgery

Table 1 Prognostic factors of young patients with colon cancer after surgery

Items		Number of cases	AST(m)	3-YSR (%)	5-YSR (%)	10-YSR (%)	t	Degree of freedom	P value
Gender Age Duration of symptoms (m) Operation Radical resection Blood transfusion (mL) Pathological type Diameter of tumor (cm) T N M	Male Female ≤30 30-40 ≤1 1-3 3-6 6-12 ≥12 LHC RHC TCR LAR R0 R1 R2 0 400 ≥800 WDAC MDAC PDAC PAC MAC SRCC Others ≤4 4-8 ≥8 T1 T2 T3 T4 N0 N1 N2 M0 M1	58 38 30 66 15 37 25 5 14 43 37 9 7 69 4 23 60 29 7 5 27 18 4 27 3 12 16 53 27 4 10 58 24 45 30 21 75 21	81 ± 6.42 73.62 ± 7.92 49 ± 5.47 82.74 ± 5.76 34 ± 5.28 108 ± 30.25 69 71.80 ± 20.15 80.55 ± 12.34 67 ± 1.95 78 ± 9.00 52 ± 20.99 37 98.2 ± 4.92 32 ± 3.50 24 ± 2.04 85 ± 6.3 69 ± 8.7 31 ± 9.89 92.75 ± 15.80 101.89 ± 7.20 31 ± 3.09 58.75 ± 11.47 60 ± 24.73 23.33 ± 5.39 76 ± 15.11 101.19 ± 9.68 84.02 ± 6.25 31 ± 8.83 - 111.5 ± 8.06 108 ± 29.54 24 ± 3.13 111.71 ± 3.93 37 ± 2.42 23 ± 2.86 94.59 ± 4.95 24 ± 2.29	69.92 62.48 52.50 73.32 45 77.04 60 53.33 78.57 97.14 83.20 85.71 66.67 87.92 50 6.52 72.59 61.29 35.71 100 88.09 37.50 75 67.73 0 58.33 78.97 76.79 39.16 100 90 82.34 10.33 95 51.85 28.57 84.66 4.76	61.35 53.69 47.73 63.12 36 67.56 60 53.33 56.25 60.43 62.04 42.86 0 77.67 75 0 64.10 54.08 17.86 75 83.68 31.25 75 46.95 0 58.33 78.97 61.93 39.16 100 90 68.15 - 91.72 34.90 19.05 73.58 0	45.30 48.32 47.73 49.55 - 40.04 50 - 56.25 10.34 15.75 0 0 63.40 75 0 59.17 38.93 - - 75.32 - - 31.30 0 58.33 78.97 48.38 - 100 90 38.94 - 78.62 29.08 - 61.45 0	0.46 2.4 5.33 9.43 80.72 7.69 21.69 14.16 57.91 51.40 80.03	1 1 4 3 2 2 6 2 3 2 1	0.499 0.0387 0.2553 0.0241 <0.01 0.0214 0.0014 <0.001 <0.001 <0.001 <0.001

AST: average survival time; 3-YSR: 3-year survival rate; 5-YSR: 5-year survival rate; 10-YSR: 10-year survival rate; LHC: left hemicolectomy; RHC: right hemicolectomy; TCR: transverse colon resection; WDAC: well-differentiated adenocarcinoma; MDAC: moderately-differentiated adenocarcinoma; PDAC: poorly-differentiated adenocarcinoma; PAC: papillary adenocarcinoma; MAC: mucinous adenocarcinoma; SRCC: signet-ring cell carcinoma

Table 2 Multivariate analysis of prognosis of patients with colon cancer

	B	SD	Wald	Exp (B)	P
Gender	0.094	0.455	0.043	1.099	0.836
Age	0.280	0.396	0.502	0.756	0.479
Duration of symptoms	0.017	0.183	0.008	0.983	0.927
Operation	0.285	0.228	1.563	1.329	0.211
Radical resection	0.341	0.602	0.321	1.407	0.571
Blood transfusion	0.683	0.325	4.421	1.980	0.035
Pathological type	0.135	0.109	1.513	1.144	0.219
Diameter of tumor	0.233	0.445	0.274	0.792	0.601
Depth of tumor invasion	0.976	0.537	3.303	2.655	0.069
Lymph node metastasis	0.949	0.390	5.910	2.583	0.015
Distant metastasis	0.211	0.928	0.052	0.810	0.820
TNM	0.666	0.622	1.145	1.946	0.285
Liver metastasis	0.566	0.321	3.106	1.761	0.078