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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)