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Table 1 Baseline tumour, patient and treatment characteristics for all patients (n = 26)

From: Predicting pathological complete response (pCR) after stereotactic ablative radiation therapy (SABR) of lung cancer using quantitative dynamic [18F]FDG PET and CT perfusion: a prospective exploratory clinical study

Characteristic

All patients (n = 26)

Age at registration—median (min, max)

68.7 (43.5, 82.9)

Gender—n(%)

 

Male

13 (50.0)

Female

13 (50.0)

Primary lung location—n(%)

 

Left upper lobe

2 (7.7)

Left lower lobe

3 (11.5)

Right upper lobe

13 (50.0)

Right middle lobe

4 (15.4)

Right lower lobe

4 (15.4)

Pre-treatment size (cm)—mean ± SD

2.8 ± 1.1

T stage—n(%)

 

T1

20 (76.9)

T2

6 (23.1)

Histology—n(%)

 

Adenocarcinoma

16 (61.5)

Squamous

9 (34.6)

NSCLC NOS

1 (3.9)

Pre-treatment FEV1—mean ± SD

73.7 ± 16.4

Post-treatment FEV1—mean ± SD

75.1 ± 20.2

Change FEV1—mean ± SD

0.1 ± 13.5

Dose fractionation—n(%)

 

54 Gy in 3 fractions

5 (19.2)

55 Gy in 5 fractions

15 (57.7)

60 Gy in 8 fractions

6 (23.1)

Surgery—n(%)

26 (100)

Surgery type—n(%)

 

Lobectomy

18 (69.2)

Wedge resection

8 (30.8)

Surgical approach—n(%)

 

VATS

21 (80.8)

VATS converted to open

3 (11.5)

Open

2 (7.7)

  1. NSCLC NOS non-small cell lung cancer not otherwise specified; FEV1 forced expiratory volume in 1 s, VATS video-assisted thoracoscopic surgery