Table 1:

Patient characteristics (N = 32)

Age in years (range)	67 ± 9 (48–85)
Sex (male/female)	24/8
Body mass index	23.0 ± 3.6
Forced vital capacity (l)	3.23 ± 0.75
Forced expiratory volume in 1 s (l)	2.28 ± 0.60
Tumour size (cm)	1.9 ± 0.6
Diagnosis
Lung cancer	27
Metastatic tumour	2
Inflammation	3
Hamartoma	1

Results are expressed as mean ± standard deviation.