Table 1.
Characteristics of the lung lesions
| Group | Number (benign/malignant) | Mean CT size ± SD (mm) | Mean PET SUVmax ± SD |
|---|---|---|---|
| All lung lesions | 227 (173/54) | 6.15 ± 5.03 (1.1–30.3) | 1.96 ± 3.51 (0–20.57) |
| SUVmax < 1 | 117 (105/12) | 4.81 ± 3.93 (1.5–30.3) | 0.50 ± 0.34 (0–0.99) |
| SUVmax 1–3 | 78 (57/21) | 6.57 ± 4.98 (1.1–26.6) | 1.47 ± 0.48 (1.00–2.83) |
| SUVmax ≥ 3 | 32 (11/21) | 10.1 ± 6.49 (3.6–30.2) | 8.44 ± 6.17 (3.19–20.57) |
| Size < 4 mm | 89 (76/13) | 2.95 ± 0.65 (1.1–3.9) | 0.70 ± 0.58 (0–3.95) |
| Size 4–6 mm | 65 (47/18) | 4.82 ± 0.59 (4.0–5.9) | 1.35 ± 1.57 (0–10.38) |
| Size 6–8 mm | 32 (19/13) | 6.70 ± 0.54 (6.0–7.9) | 2.45 ± 2.02 (0–6.97) |
| Size ≥ 8 mm | 41 (31/10) | 14.78 ± 6.24 (8.2–30.3) | 5.25 ± 6.81 (0–20.57) |
Numbers in parentheses for the mean CT size and mean PET SUVmax are range of standard deviation (SD) values