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Table 1 Patient and tumor characteristics (n = 47)

From: Clinical outcomes of radiation therapy for clinical T4b oesophageal cancer with airway invasion

Characteristics

Number of patients

%

Age [years; median (range)]

62 (44–84)

 

Gender

 Male

45

95.7

 Female

2

4.3

ECOG performance status

 1

33

70.2

 2

13

27.7

 3

1

2.1

Tumor site

 Cervical

5

10.6

 Upper thoracic

18

38.3

 Middle thoracic

24

51.1

Clinical T4b categorya

 Gross invasion in bronchoscopy

31

66.0

 Mucosal change in bronchoscopy

16

34.0

Stage (AJCC 7th)

 IIIC

41

87.2

 IV

6

12.8

Treatment

 Definitive CCRT

20

42.5

 Definitive RT alone

7

15.0

 Induction CT followed by RT

4

8.5

 Neoadjuvant CCRT

8

17.0

 Palliative RT

8

17.0

Radiotherapy dose

 −39 Gy

10

21.3

 40–49 Gy

9

19.1

 50–59 Gy

5

10.6

 60–70 Gy

23

49.0

Radiotherapy technique

 3DCRT

38

80.9

 IMRT

9

19.1

  1. Abbreviation: ECOG Eastern Cooperative Oncology Group, AJCC American Joint Committee on Cancer, CCRT Concurrent chemoradiotherapy, RT radiotherapy, CT chemotherapy, 3DCRT 3-dimensional conformal radiation therapy, IMRT Intensity-modulated radiotherapy
  2. aSuspicious airway invasion on computed tomography image