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Table 1 Patient characteristics

From: Textural features in pre-treatment [F18]-FDG-PET/CT are correlated with risk of local recurrence and disease-specific survival in early stage NSCLC patients receiving primary stereotactic radiation therapy

Patient characteristic

Value

Age (years)

74 ± 8.1

Sex (n)

 

Male

14 (31%)

Female

31 (69%)

T-Stage (n)

 

T1

15 (33%)

T2

30 (67%)

Histology (n)

 

Squamous

24 (53%)

Adeno

18 (40%)

Other

3 (7%)

Location (n)

 

Central

14 (28%)

Peripheral

31 (61%)

GTV (cc)

40.6 (4.2–153)

Movement amplitude (mm)

4.7 ± 2.9*

Tumor size (mm)

 

T1

24.0 (17.0–30.0)

T2

44.4 (31.0–68.0)

KPS

80 (60–100)

Time of diagnosis

2005–2010

Follow-up (months)

21.4 (3.1–71.1)

Number of deaths (n)

28

Attributed to tumor

12

Other causes

16

  1. GTV - gross tumor volume; KPS - Karnofsky Performance Scale; *obtained by 8 of the patients who had 4D-CT.