Prognostic analysis and comparison of colon cancer in Han and Hui patients

Table 1 Results of univariate analysis of clinical data from Han colorectal cancer patients

Characteristic		n	Average survival time	3-yr survival rate	5-yr survival rate	10-yr survival rate	P value
Sex	Male	302	72.81 ± 1.96 × 2.45	63.5%	52.2%	23.0%	0.954
	Female	180	74.03 ± 1.96 × 3.08	62.6%	55.0%	30.9%
Age	≤ 40 yr	18	69.10 ± 1.96 × 8.07	56.8%	46.5%	19.3%	0.000
	41-60 yr	147	86.65 ± 1.96 × 3.30	72.8%	68.1%	33.4%
	> 60 yr	317	65.77 ± 1.96 × 2.30	59.1%	47.0%	15.4%
Dietary structure	Fat > 35% and dietary fiber < 35%	106	59.71 ± 1.96 × 6.05	53.7%	39.6%	23.1%	0.000
	Fat > 35% and dietary fiber > 35%	136	63.75 ± 1.96 × 2.24	60.8%	48.2%	24.0%
	Fat < 35% and dietary fiber > 35%	80	86.79 ± 1.96 × 5.15	80.2%	66.3%	32.2%
	Fat < 35% and dietary fiber < 35%	160	76.79 ± 1.96 × 5.15	63.7%	54.3%	25.6%
Tumor size	≤ 5 cm	322	77.24 ± 1.96 × 2.24	66.9%	59.1%	26.9%	0.000
	> 5 cm	160	64.22 ± 1.96 × 3.65	54.8%	38.5%	23.8%
Dukes’ stage	A	82	100.60 ± 1.96 × 3.45	97.0%	90.0%	53.0%	0.000
	B	148	96.63 ± 1.96 × 3.29	87.9%	71.4%	48.9%
	C	169	70.25 ± 1.96 × 3.37	58.9%	51.8%	25.2%
	D	83	23.90 ± 1.96 × 0.66	4.2%
Location of tumor	Rectal cancer	247	77.82 ± 1.96 × 2.69	68.7%	58.4%	23.8%	0.005
	Left-sided colon cancer	98	73.06 ± 1.96 × 4.14	62.5%	57.6%	27.9%
	Right-sided colon cancer	137	65.77 ± 1.96 × 3.55	54.1%	41.5%	23.4%
Degree of differentiation	High	83	88.96 ± 1.96 × 4.08	83.5%	69.4%	34.3%	0.000
	Medium	329	78.30 ± 1.96 × 2.42	68.4%	59.5%	28.6%
	Low	70	35.92 ± 1.96 × 3.11	19.6%	12.8%	6.3%

Table 2 Results of univariate analysis of clinical data from Hui colorectal cancer patients

Characteristic		n	Average survival time	3-yr survival rate	5-yr survival rate	10-yr survival rate	P value
Sex	Male	259	69.70 ± 1.83 × 2.14	62.9%	48.5%	24.2%	0.836
	Female	139	71.22 ± 1.83 × 3.25	61.8%	51.2%	30.1%
Age	≤ 40 yr	16	67.28 ± 1.83 × 7.17	55.6%	43.4%	18.9%	0.000
	41-60 yr	127	82.04 ± 1.83 × 4.45	70.2%	64.6%	34.0%
	> 60 yr	255	66.36 ± 1.83 × 3.50	58.4%	46.8%	16.2%
Dietary structure	Fat > 35% and dietary fiber < 35%	159	58.23 ± 1.83 × 7.12	50.6%	38.9%	22.4%	0.000
	Fat > 35% and dietary fiber > 35%	104	62.05 ± 1.83 × 3.04	59.7%	45.2%	24.9%
	Fat < 35% and dietary fiber > 35%	51	87.66 ± 1.83 × 4.97	79.5%	65.6%	33.0%
	Fat < 35% and dietary fiber < 35%	84	73.98 ± 1.83 × 5.77	64.2%	53.5%	25.1%
Tumor size	≤ 5 cm	266	78.13 ± 1.83 × 2.88	67.1%	58.0%	25.8%	0.000
	> 5 cm	132	62.74 ± 1.83 × 2.96	55.3%	37.2%	22.7%
Dukes’ stage	A	69	99.96 ± 1.83 × 4.36	95.6%	86.7%	50.3%	0.000
	B	126	96.63 ± 1.83 × 3.29	86.1%	64.4%	44.1%
	C	130	70.25 ± 1.83 × 3.37	56.3%	51.8%	23.6%
	D	73	23.90 ± 1.83 × 0.66	4.0%
Tumor location	Rectal cancer	199	76.29 ± 1.83 × 2.33	68.2%	56.1%	22.3%	0.015
	Left-sided colon cancer	80	72.13 ± 1.83 × 4.65	61.2%	56.4%	26.9%
	Right-sided colon cancer	119	63.55 ± 1.83 × 3.26	53.6%	40.3%	23.6%
Degree of differentiation	High	66	89.04 ± 1.83 × 5.07	82.4%	68.4%	32.8%	0.000
	Medium	273	76.25 ± 1.83 × 2.02	67.8%	57.9%	27.0%
	Low	59	33.28 ± 1.83 × 2.96	20.3%	13.1%	5.1%