Etiologic factors of gastric cardiac adenocarcinoma among men in Taiwan

Table 4 Association between nutritional supplement and risk of gastric cardiac adenocarcinoma in a Taiwan case-control study, 2000-2009

Variables	Case	Control	OR1	95% CI
Vitamine
Yes	6	42	0.63	0.18-1.95
No	35	163	1.00
Vit A
Yes	2	13	0.74	0.24-2.50
No	39	192	1.00
Vit B
Yes	2	18	0.49	0.07-3.46
No	39	187	1.00
Vit C
Yes	3	25	0.56	0.10-3.36
No	38	180	1.00
Vit E
Yes	5	23	0.99	0.20-4.81
No	36	182	1.00
Vit B complex
Yes	4	14	1.59	0.74-3.43
No	37	191	1.00
Iron
Yes	3	6	2.01	0.86-4.68
No	38	199	1.00
Calcium tablet
Yes	4	26	0.84	0.17-4.12
No	37	179	1.00
Zinc tablet
Yes	1	6	0.85	0.09-8.10
No	40	199	1.00
Aspirin
Yes	2	7	1.34	0.59-3.03
No	39	198	1.00
NSAID
Yes	4	14	1.29	0.47-3.71
No	37	191	1.00

¹Odds ratio (OR): Adjusted by age and years of schooling.