Table 1.

Population characteristics.

Sample no.	Age	Gender	Ethnicity	Smoking history	Cigarettes per day	Years smoked	Pack years
LUNG CANCER PATIENTS
1	61	M	Caucasian	Past smoker	20	30	30
2*	65	M	Caucasian	Smoker	25	40	50
3*	68	F	Caucasian	Past smoker	20	>20	20
4*	55	M	Caucasian	Smoker	20	30	30
5	63	M	Caucasian	Smoker	20	>40	50
6	65	M	Caucasian	Past smoker	15	>30	23
7	58	M	Caucasian	Smoker	10	30	15
8	63	F	Caucasian	Smoker	40	40	15
9	70	M	Caucasian	No	0	0	0
10	76	F	Caucasian	Past smoker	20	25	25
CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD)
11*	63	M	Caucasian	Past smoker	Pipe
12*	55	F	Caucasian	Smoker	20	30	30
13*	63	F	Caucasian	Smoker	30	30	45
14	61	M	Caucasian	Smoker	20	40	40
15	77	M	Caucasion	Smoker	20	>40	40
16*	72	F	Caucasian	Past smoker	20
17	78	M	Caucasian	Past smoker	20	>40	40
18	54	M	Caucasian	Smoker	5–10	30	11
19	61	M	Asian	Smoker	20	>30	30
20	83	M	Caucasian	No	0	0	0
ASTHMA
21	57	F	Caucasian	No	0	0	0
22	39	F	Caucasian	No	0	0	0
23	38	F	Caucasian	No	0	0	0
24*	26	M	Asian	No	0	0	0
25	41	F	Asian	No	0	0	0
26	43	F	CAUCASIAN	NO	0	0	0
27	63	F	Caucasian	No	0	0	0
28	66	F	Caucasian	Past smoker	20	30	30
29	43	M	Asian	Smoker	15	25	10
30*	47	M	Caucasian	No	0	0	0
HEALTHY INDIVIDUALS (NEGATIVE CONTROL)
31	68	M	Caucasian	Smoker	5	40	10
32	39	M	Asian	Smoker	5	12	3
33*	26	F	Caucasian	No	0	0	0
34	24	M	Caucasian	No	0	0	0
35*	40	M	Caucasian	No	0	0	0
36	28	F	Asian	Smoker	5	6	3
37*	42	M	Asian	Smoker	10	23	12
38	29	M	Caucasian	No	0	0	0
39	47	F	Asian	No	0	0	0
40	45	M	Caucasian	No	0	0	0

^*Sample numbers with asterisks indicate that individuals who were also examined in the micronuclei assay as well as Comet assay.