Table 1.

Demographics (*One participant 28y/o as all members of a local group took part)

Phase 1
Variable	N = 16
Gender n (%)
Male	15 (94%)
Female	1 (6%)
Age
Mean	66
Range	51–86
History of lung disease n (%)
Yes	3 (20%)
No	13 (80%)
Lung cancer in family n (%)
Yes	0 (0%)
No	15 (94%)
Unsure	1 (6%)
Smoking status n (%)
Smoker	2 (12.5%)
Ex-smoker	12 (75%)
Non-smoker	2 (12.5%)
Pack years
Mean	25
Range	1–55
SIMD Quintile n (%)
Quintile 1–2	5 (31.25%)
Quintile 3	5 (31.25%)
Quintile 4–5	6 (37.5%)
Phase 2
Variable	N = 23
Gender n (%)
Male	12 (52%)
Female	11 (48%)
Age
Mean	58
Range	28*-75
History of lung disease n (%)
Yes	7 (30.5%)
No	15 (65.2%)
Missing	1 (4.3%)
Lung cancer in family n (%)
Yes	3 (13%)
No	19 (82.7%)
Missing	1 (4.3%)
Smoking status n (%)
Smoker	6 (26%)
Ex-smoker	10 (44%)
Non-smoker	7 (30%)
Pack years
Mean	28
Range	4–63
SIMD Quintile n (%)
Quintile 1–2	10 (43.5%)
Quintile 3	3 (13%)
Quintile 4–5	5 (21.7%)
Missing	5 (21.7%)