Untargeted lipidomic features associated with colorectal cancer in a prospective cohort

BMC Cancer

Table 2 Descriptive statistics of human subjects matched by age, study enrollment, gender, and selected covariates

	Total n=132	CRC cases n=66	Controls n=66	p-value^*
Gender	Male	51	51
Gender	Female	15	15
Age at enrollment (y)	median	56	56
	min	35	35
	max	65	65
Years to diagnosis	median	7.52	–
	min	0.10	–
	max	14.40	–
BMI	median	26.9	25.3	0.0246
	min	19.7	18.7
	max	36.7	33.6
Waist circumference (cm)	median	97	90	0.0016
	min	68	66
	max	115	119
Diabetes	yes	2	2
Diabetes	no	64	64
Smoking Status	current	15	16	0.8423
	former	27	23
	never	21	22
	NA	3	5
Alcohol consumption (ml/day)	median	23.0	22.6	0.4038
	min	0.0	0.1
	max	79.8	113
Physical Activity (min/day)	high	13	13	0.6102
	medium	15	20
	low	25	18
	none	10	10
	NA	3	5
Total meat consumption (g/day)	median	75.6	67.6	0.4640
	min	5.9	8.8
	max	248.3	201.3

NA not available
^*Nominal p-values calculated from two-sided Wilcoxon rank sum tests (dichotomous variables) or chi-square tests (categorical or continuous variables)

ISSN: 1471-2407