Table 1.

Characteristics of the patients and SPNs in our study sample.

Variable	Value
Gender, n (%)
Male	17 (51.5%)
Female	16 (48.5%)
Age (years), mean ± SD	68.63 (± 12.20)
Current or former smoker, n (%)	26 (78.8%)
History of extrathoracic cancer, n (%)	3 (9.1%)
SPN diameter (cm), mean ± SD	1.52 (± 0.61)
SPN spiculation, n (%)	18 (54.5%)
SPN in the upper lobe, n (%)	20 (60.6%)
SPN 18F-FDG uptake (SUVmax), n (%)
None	10 (30.3%)
< 2.5	8 (24.2%)
2.5-10.0	13 (39.4%)
> 10.0	2 (6.1%)