Table 1.

Participant characteristics.

Categorical variables	N (%)
Male	4 (40)
Past smoker	4 (40)
Continuous variables	Median (IQR)	Min to Max
Age (years)	53.3 (34.7 to 62.8)	26.4 to 73.1
Pack years	0 (0 to 2)	0 to 33
Body mass index (kg/m2)	25.1 (23.2 to 27.7)	20.7 to 34.4

N = 10.