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Table 1 Patient demographics and clinical characteristics

From: The effects of segmentation algorithms on the measurement of 18F-FDG PET texture parameters in non-small cell lung cancer

Patient characteristic Value
Male:female 31:22
Tumour subtype
 Adenocarcinoma 21 (40%)
 Squamous cell carcinoma 24 (45%)
 Not specified 8 (15%)
T status
 T1 6 (11%)
 T2 14 (27%)
 T3 15 (28%)
 T4 17 (32%)
 Tx 1 (2%)
N status
 N0 11 (21%)
 N1 4 (8%)
 N2 33 (62%)
 N3 5 (9%)
Tumour stage
 IB 3 (6%)
 IIB 5 (9%)
 IIIA 24 (45%)
 IIIB 21 (40%)
Median interval between 18F-FDG PET and start of treatment (days) 45 (range 0–174)
Median radiotherapy dose (Gy) 64 (range 55–64)
Median chemotherapy cycles 4 (range 1–6)