Table 1 Main characteristics of the population (N = 567)
Demographics | ||
Age | Mean 59 ± 9.64 years | |
Median 65 (range 25–85) years | ||
Sex (M:F) | 322:245 | |
Weight | Mean 70.69 ± 13.63 kg | |
Median 70 (range 41–120) kg | ||
[18F]FDG PET/CT | ||
Time from scan to surgery | Mean 85.5 ± 32.24 days | |
Median 63 (range 0–180) days | ||
Scanner | P1 = 258 | |
P2 = 282 | ||
P3 = 27 | ||
Injected activity | Mean 353.58 ± 15.63 MBq | |
Median 352 (range 303–423) MBq | ||
Uptake time | Mean 62.03 ± 7.82 min | |
Median 61 (range 42–102) minutes | ||
 < 55 min = 76 | ||
55–75 min = 454 | ||
 > 75 min = 37 | ||
EARL reconstruction | Yes = 166 (available only for P1 and P2) | |
No = 401 | ||
Surgery | ||
Neoadjuvant chemotherapy | Yes = 77 | |
No = 490 | ||
Side of lesion | Left lung = 232 | |
Right lung = 335 | ||
Type of surgery | Open = 384 | |
VATS = 110 | ||
RATS = 74 | ||
Extent of resection | Lobectomy = 483 | |
Bilobectomy = 9 | ||
Pneumonectomy = 28 | ||
Segmentectomy = 37 | ||
Resection = 11 | ||
Pathology | ||
Classification | Benign lung lesion = 28 | |
Malignant primary lung lesion = 516 | ||
• Adenocarcinoma = 361 | ||
• Squamous cell carcinoma = 93 | ||
• Carcinoid = 26 | ||
• Other = 36 | ||
Metastatic lung lesion = 23 | ||
• Colon = 14, | ||
• Kidney = 3 | ||
• Melanoma = 2 | ||
• Breast = 1 | ||
• Pancreas = 1 | ||
• Uterus = 1 | ||
• Thyroid = 1 | ||
Size of lung lesion | Mean 3.18 ± 2.18 cm | |
Median 2.6 (range 0.3–15.9) cm | ||
pT | TNM v7 | TNM v8 |
ypTis = 1 | ypTis = 1 | |
pT1a = 17 | pT1a = 19 | |
ypT1a = 2 | ypT1a = 4 | |
pT1b = 19 | pT1b = 73 | |
ypT1b = 3 | ypT1b = 9 | |
pT1c = 1 | pT1c = 61 | |
|  | ypT1c = 9 | |
pT2a = 32 | pT2a = 80 | |
ypT2a = 9 | ypT2a = 13 | |
pT2b = 12 | pT2b = 25 | |
|  | ypT2b = 4 | |
pT3 = 20 | pT3 = 52 | |
ypT3 = 2 | ypT3 = 8 | |
pT4 = 1 | pT4 = 21 | |
ypT4 = 2 | ypT4 = 9 | |
NA = 59 | ||
pN | N0 = 347 | |
N1 = 65 | ||
N2 = 98 | ||
Nx = 1 | ||
NA = 58 | ||
Lung Tumour Outcome (n = 516) | ||
Recurrence | ||
Yes | 145 (28%) | |
No | 371 (72%) | |
Progression-free survival | ||
Mean ± SD Median, IQR | 678 ± 690 days 412, 86–1151 days | |
Status at last follow-up | ||
Alive | 460 (89%) | |
Dead | 55 (11%) | |
Overall survival | ||
Mean ± SD | 826 ± 737 days | |
Median, IQR | 655, 113 – 1383 days | |