. 2011 Sep 7;6(9):e24143. doi: 10.1371/journal.pone.0024143

Table 1. Demographic and clinical characteristics of subjects.

Data set		LC		GC		CRC		BC		PC
		Patients	Controls	Patients	Controls	Patients	Controls	Patients	Controls	Patients	Controls
Size	Total	200	996	199	985	199	995	196	976	134	666
	M/F	125/75	635/371	126/73	626/359	114/85	570/425	0/196	0/976	134/0	666/0
Age	Mean	65.0^a	63.2	64.8^a	62.9	63.7	62.4	55.3	54.5	69.4^c	65.8
	(SD)	(10.0)	(9.2)	(10.8)	(9.7)	(9.5)	(9.5)	(12.6)	(11.1)	(6.7)	(6.1)
BMI	Mean	22.5	22.9	22.7	22.8	23.0	22.8	22.4	22.0	23.4	23.4
	(SD)	(3.8)	(3.0)	(3.2)	(3.0)	(3.7)	(3.0)	(3.4)	(3.5)	(2.7)	(2.5)
Stage	0	-		-		8		26	-	-
	I(A)	29		120		63		75		0
	II(B)	16		29		48		73		95
	III(C)	54		26		59		13		19
	IV(D)	28		24		19		0		15
	Uncharacterized	1		0		2		9		5

p<0.05,

p<0.001.

For LC, GC, CRC, and BC, cancer stages were determined according to the International Union Against Cancer TNM Classification of Malignant Tumors, 6th edition [38], and for PC, cancer stages were determined according to Jewett staging system [39].