Table 4. Smoking, alcohol consumption, and the BMI status of participants from IUSM^*.

	Healthy		CRC
	No.	%	No.	%	P value
Smoking status
Current smoker	2	3.8	1	3.7	0.4609
Past smoker	18	34.0	13	48.2
Never smoked	33	62.3	13	48.2
Second hand smoke					0.2185
No	48	90.6	21	80.8
Yes	5	9.4	5	19.2
Alcohol					0.2542
No	6	11.3	1	3.7
Yes	47	88.4	26	96.3
BMI (Mean ± SD)	28.2±6.96		25.4±4.01		0.0272

^*These data are available from a subset of the participants.