TABLE 2.

Adjusted^* odds ratio (OR) of rectal/colon polyps according to specific foods (The Adventist Health Study, California, 1976–2002)

Variable	Cases	OR	95% CI	P Trend
Total meat intake
Never	168	1.00		.76
>0–<1/wk	111	1.06	0.80–1.41
1+/wk	162	1.04	0.80–1.35
Poultry
Never	214	1.00		.56
>0–<1/wk	187	1.03	0.82–1.30
1+/wk	40	1.13	0.77–1.68
Beef
Never	202	1.00		.62
>0–<1/wk	112	0.89	0.68–1.16
1+/wk	127	1.09	0.84–1.41
Fish
Never	215	1.00		.64
>0–<1/wk	187	0.94	0.75–1.18
1+/wk	39	1.25	0.85–1.85
White meat
Never	191	1.00		.40
>0–<1/wk	187	0.92	0.73–1.16
1+/wk	63	1.27	0.92–1.77
Red meat
Never	202	1.00		.64
>0–<1/wk	112	0.89	0.68–1.16
1+/wk	127	1.08	0.84–1.41
Salad
<5/wk	168	1.00		.94
5–6/wk	108	0.95	0.72–1.26
1+/day	165	1.01	0.79–1.30
Cooked green vegetables
<5/wk	193	1.00		.03†
5–6/wk	102	0.78	0.59–1.04
1+/day	146	0.76	0.60–0.98
Tomatoes
<3/wk	144	1.00		.93
3–4/wk	147	0.89	0.68–1.16
5+/wk	150	1.01	0.78–1.32
Legumes
<1/month	48	1.00
1/mo–3/wk	294	0.96	0.68–1.35	.05
3+/wk	99	0.73	0.49–1.08
Nuts
<1/wk	147	1.00
1–4/wk	195	0.78	0.62–1.02	.19
5+/wk	99	0.84	0.62–1.13
Dried fruit
<1/wk	189	1.00		.03†
1–2/wk	119	0.77	0.59–1.006
3+/wk	133	0.76	0.58–0.98
Citrus fruit
<1/wk	156	1.00		.58
1–2/wk	137	1.001	0.77–1.31
3+/wk	148	0.93	0.71–1.21
Winter fruit
<3/wk	105	1.00		.92
3–6/wk	198	0.87	0.66–1.06
1+/day	138	0.99	0.74–1.35
Other fruit
<1/wk	100	1.00		.18
1–2/wk	118	0.85	0.63–1.17
3+/wk	223	0.82	0.62–1.08
Brown rice
Never	102	1.00		.02†
<1/month	121	0.94	0.69–1.28
1–2/month	152	0.84	0.62–1.13
1+/wk	66	0.67	0.47–0.95*
White rice
Never	128	1.00		.67
<1/month	113	1.14	0.85–1.53
1–2/m	154	1.22	0.93–1.61
1+/wk	46	0.93	0.63–1.36
Bread
White	28	1.00		.69
Wheat	269	0.88	0.56–1.39
Other	141	0.97	0.60–1.56
Cheese
<1/wk	118	1.00		.74
1–2/wk	163	0.85	0.65–1.12
>2/wk	160	0.94	0.71–1.24
Whole milk
Never	169	1.00		.26
<1/wk–<1/day	162	0.97	0.76–1.24
1+/day	110	1.20	0.91–1.58
Lowfat milk
Never	187	1.00		.23
<1/wk–<1/day	114	0.95	0.72–1.24
1+/day	140	0.86	0.67–1.10
Nonfat milk
Never	270	1.00		.26
<1/wk–<1/day	86	0.87	0.66–1.16
1+/day	85	0.87	0.67–1.15
Eggs
<1/wk	174	1.00		.32
1–2/wk	185	0.88	0.69–1.11
2+/wk	82	0.88	0.65–1.19
Dairy
<1/day	57	1.00		.55
1/day–<2/day	152	1.04	0.73–1.48
2+/day	232	0.95	0.68–1.32
Sweets
<1/wk	66	1.00		.10
1–2/wk	141	1.08	0.77–1.51
3–6/wk	148	1.18	0.84–1.66
1+/day	86	1.32	0.91–1.92

^*Adjusted by age, gender, and body mass index.

^†P value < 0.05.