Table 1.

Relationship between the presence of gastric lesions and mutation of the APC gene in patients with familial adenomatous polyposis

	Fundic gland polyposis			Gastric adenoma
	Positive (n=16)	Negative (n=15)	p Value	Positive (n=12)	Negative (n=19)	p Value
Age (y)	33.4 (14.4)	46.5 (16.4)	<0.05*	41.8 (3.4)	38.5 (18.4)	0.43*
Sex (M/F)	8/8	11/4	0.17†	6/6	13/6	0.26†
APC gene mutation
Positive (proximal/distal)	12 (4/8)	10 (2/8)‡	0.57†	12 (2/10)	10 (4/6)‡	<0.01†
Negative	4	4‡		0	8‡

*Mann-Whitney U test.

†Fisher’s exact probability test.

‡Data not available in one patient.