Clinical epidemiology of gastric cancer in Hehuang valley of China: A 10-year epidemiological study of gastric cancer

Table 5 Comparison of dietary habits in gastric cancer patients and healthy residents in Hehuang valley n (%)

	Male		P value	Odds ratio (95%CI)	Female		P value	Odds ratio (95%CI)
	Gastric cancer patients	Healthy residents			Gastric cancer patients	Healthy residents
	(n = 1868)	(n = 1810)			(n = 511)	(n = 500)
Smoking	326 (17.5)	298 (16.5)	0.425	1.73 (0.903-1.274)	2 (0.4)	3 (0.6)	0.636	0.651 (0.108-3.912)
Drinking alcohol	475 (25.4)	460 (25.4)	0.963	1.004 (0.865-1.164)	5 (1.0)	6 (1.2)	0.734	0.814 (0.247-2.683)
Rapid eating	1492 (79.9)	320 (17.7)	< 0.001	18.476 (15.659-21.801)	12 (2.3)	10 (2.0)	0.704	1.178 (0.504-2.753)
Irregular dinner-time	285 (15.3)	237 (13.1)	0.600	1.195 (0.992-1.439)	15 (3.0)	17 (3.4)	0.673	0.859 (0.424-1.740)
Regular consumption of overnight food	153 (8.2)	142 (7.8)	0.700	1.048 (0.826-1.330)	36 (7.0)	28 (5.6)	0.345	1.278 (0.767-2.128)
Regular consumption of preserved food	269 (14.4)	254 (14.0)	0.750	1.031 (0.856-1.240)	164 (32.1)	105 (21.0)	< 0.001	1.778 (1.338-2.363)
Regular consumption of fried or grilled food	1320 (70.7)	410 (22.7)	< 0.001	8.225 (7.090-9.541)	350 (68.5)	62 (12.4)	< 0.001	15.358 (11.097-21.253)
Consumption of high-salt, high-fat and spicy food	1437 (76.9)	35 (1.9)	< 0.001	169.807 (118.983-240.290)	368 (72.0)	122 (24.4)	< 0.001	7.973 (0.602-10.560)
Drinking strong boiled brick-tea1	1395 (74.7)	260 (14.4)	< 0.001	17.582 (14.867-20.793)	375 (73.4)	120 (24.0)	< 0.001	8.732 (6.573-11.598)
Eating too hot or too cold food	1205 (64.5)	45 (2.5)	< 0.001	71.286 (52.249-97.260)	45 (8.8)	32 (0.6)	0.149	1.412 (0.882-2.262)

¹Boiled brick-tea is a pressed dark tea popular in Northwestern China.