Table 6. Age adjusted hazard ratios of stomach cancer for intake of coffee and tea by sex.

	Male				Female
	No. of death	Hazard ratio	95% confidence interval	p for trend	No. of death	Hazard ratio	95% confidence interval	p for trend
Coffee (cup)
None	151	1.00	(reference)		74	1.00	(reference)
1-2/month	33	0.82	0.57 - 1.20		17	1.04	0.62 - 1.77
1-2/week	84	0.92	0.70 - 1.20		36	0.99	0.66 - 1.48
3-4/week	46	1.00	0.72 - 1.40		26	1.70	1.09 - 2.67
1+/day	222	0.81	0.65 - 0.99	0.07	105	1.00	0.74 - 1.35	0.81
Coffee (cup)
2/week or less	268	1.00	(reference)		127	1.00	(reference)
less than 1/day	46	1.05	0.77 - 1.44		26	1.66	1.09 - 2.54
1/day	45	0.82	0.60 - 1.12		30	1.03	0.69 - 1.54
2/day	22	0.55	0.36 - 0.86		16	1.09	0.64 - 1.84
3+/day	26	1.00	0.66 - 1.50	0.06	3	0.47	0.15 - 1.50	0.79
Black tea (cup)
None	308	1.00	(reference)		154	1.00	(reference)
1-2/month	48	0.98	0.72 - 1.33		20	0.75	0.47 - 1.20
1-2/week	20	0.75	0.48 - 1.18		13	0.82	0.46 - 1.44
3-4/week or more	32	1.41	0.98 - 2.03	0.29	14	1.03	0.60 - 1.79	0.84
China tea
less than 1/day	350	1.00	(reference)		174	1.00	(reference)
1+/day	11	0.70	0.38 - 1.27	0.72	8	0.58	0.28 - 1.17	0.18