Table 5. Smoking and alcohol consumption status of participants from HOG study.

	Healthy		LC			BC			PC
	No.	%	No.	%	P value	No.	%	P value	No.	%	P value
Smoking status					<0.0001			0.0017			0.016
Current smoker	4	5.1	29	30.5		4	12.9		7	18.4
Past smoker	25	31.6	58	61.1		19	61.3		16	42.1
Never smoked	50	63.3	8	8.4		8	25.8		15	39.5
Second hand smoke					<0.0001			0.0091			0.0741
No	32	40.5	10	10.5		4	13.8		9	23.7
Yes	47	59.5	85	89.5		25	86.2		29	76.3
Alcohol					<0.0001			0.0018			<0.0001
No	23	29.6	67	70.5		19	61.3		31	81.6
Yes	56	70.4	28	29.5		12	38.7		7	18.4
BMI (Mean ± SD)	28.3±5.55		26.5±6.76		0.0707	28.3±5.01		0.9625	25.9±6.17		0.0374

LC: Lung cancer; BC: Bladder cancer; PC: Pancreatic cancer.

All P values are comparisons between the cancer group and the healthy group.