Table 2.

Clinical characteristics of the patients.

	All patients ($\text{N}=47$)	Male ($\text{N}=18$)	Female ($\text{N}=29$)
Age (years)	48–93	59–93	48–88
Malignant	37	12	25
White race	30	11	19
Height (cm)	152–188	170–188	152–180
Weight (Kg)	39–168	61–156	39–168
Active smoker	21	10	11
Previous smoker	20	7	13
Lifelong non-smoker	6	1	5
Personal history of lung cancer	7	3	4
Personal history of any cancer	19	8	11