Table 6.

Effect of diets containing 30% or 60% of meat on the number and the multiplicity of aberrant crypt foci (ACF) in the colon of F344 female rats, 100 days after a single azoxymethane injections ^a

	Multiplicity (crypt/ACF) b		Number of ACF/rat b
Group	Low Meat	High Meat	Low Meat	High Meat
Lard	3.21 ± 0.47	3.27 ± 0.38	65 ± 34	75 ± 44
Olive	3.11 ± 0.28	2.94 ± 0.30	83 ± 30	61 ± 43
Beef	3.25 ± 0.44	3.15 ± 0.59	69 ± 23	71 ± 25
Chick	3.16 ± 0.34	3.18 ± 0.32	76 ± 37	98 ± 30
Bacon	2.84 ± 0.45	2.62 ± 0.60***	86 ± 47	72 ± 37
Factorial ANOVA P values
meat level effect	NS		NS
meat type effect	0.002		NS
level x type effect	NS		NS

^aDiets are defined in Table 1. Statistical significance is as follows:

^***p < 0.001 vs. lard-fed control by Dunnett’s test. No other difference reached significance.

^bMean ± SD (n = 10 in all groups except 9 rats given 60% beef, see note Table 3)