Table 4. Age adjusted hazard ratios of stomach cancer for intake of daily products 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
Egg
1-2/month or less	34	1.00	(reference)		10	1.00	(reference)
1-2/week	119	1.16	0.79 - 1.69		52	1.80	0.91 - 3.53
3-4/week	118	0.90	0.62 - 1.32		76	2.11	1.09 - 4.09
1+/day	260	1.13	0.79 - 1.62	0.64	124	2.32	1.22 - 4.42	0.01
Milk
None	100	1.00	(reference)		60	1.00	(reference)
1-2/month	41	1.13	0.79 - 1.63		11	0.62	0.33 - 1.18
1-2/week	75	1.17	0.87 - 1.58		32	0.90	0.58 - 1.38
3-4/week	66	1.08	0.79 - 1.48		30	0.78	0.50 - 1.21
1+/day	223	1.06	0.84 - 1.35	0.81	115	0.83	0.60 - 1.13	0.34
Yogurt
None	247	1.00	(reference)		100	1.00	(reference)
1-2/month	35	0.69	0.49 - 0.98		29	0.95	0.63 - 1.43
1-2/week	28	0.86	0.58 - 1.28		33	1.38	0.93 - 2.05
3-4/week	18	1.22	0.76 - 1.97		10	0.85	0.44 - 1.63
1+/day	16	0.82	0.50 - 1.37	0.47	11	0.88	0.47 - 1.64	0.93
Cheese
None	191	1.00	(reference)		106	1.00	(reference)
1-2/month	82	0.93	0.72 - 1.20		47	1.31	0.92 - 1.85
1-2/week	51	1.08	0.80 - 1.48		19	0.93	0.57 - 1.52
3-4/week	23	1.32	0.86 - 2.04		5	0.60	0.24 - 1.46
1+/day	8	0.79	0.39 - 1.61	0.64	6	1.18	0.52 - 2.69	0.80
Butter
None	190	1.00	(reference)		104	1.00	(reference)
1-2/month	78	0.97	0.75 - 1.27		27	0.76	0.50 - 1.17
1-2/week	47	0.96	0.70 - 1.33		31	1.27	0.85 - 1.90
3-4/week	19	0.92	0.57 - 1.47		4	0.37	0.14 - 1.01
1+/day	11	0.70	0.38 - 1.29	0.33	11	1.22	0.65 - 2.26	0.89
Margarine
None	195	1.00	(reference)		89	1.00	(reference)
1-2/month	54	0.83	0.61 - 1.12		29	0.98	0.64 - 1.50
1-2/week	71	1.14	0.87 - 1.49		39	1.09	0.74 - 1.59
3-4/week	29	0.92	0.62 - 1.36		14	0.69	0.39 - 1.22
1+/day	25	0.72	0.48 - 1.10	0.36	20	0.82	0.50 - 1.33	0.30