Disparities of conjugating protective enzyme activities in the colon of patients with adenomas and carcinomas

Table 1 Patient characteristics n (%)

Characteristics	Colorectal cancer (n = 20)	Adenomas (n = 28)	P-value
Sex			0.0011
Male	9 (45)	24 (86)
Female	11 (55)	4 (14)
Age, yr, mean (min-max)	68.4	68.4	NS2
	(39-86)	(51-88)
Alcohol			0.0211
Yes	3 (16)	15 (54)
No	17 (84)	13 (46)
Smoking			NS1
Yes	3 (16)	2 (16)
No	17 (84)	26 (84)
Aspirin			NS1
Yes	2 (10)	5 (18)
No	18 (90)	23 (82)
NSAIDs	0 (0)	1 (3)	NS1
Yes	20 (100)	27 (97)
No
BMI (kg/m2)	25.1	25.6	NS2

Distribution of clinical factors among patients with carcinomas and adenomas of the colon.

¹χ² test;

²Wilcoxon Rank Sum test. NSAID: Nonsteroidal ani-inflammatory drugs; BMI: Body mass index; NS: Not significant.