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Table 1 Patient and disease characteristics

From: Failure patterns and survival in patients with nasopharyngeal carcinoma treated with intensity modulated radiation in Northwest China: A pilot study

 

Patients

Characteristics

No.

%

Age, years

  

Median

46

 

Range

11-72

 

Sex

  

Male

104

75.4

Female

34

24.6

EBV infection

  

< 1000 copy

116

84.1

≥1000 copy

22

15.9

Tumor factors

  

WHO histology

  

I

2

1.5

II

99

71.7

III

37

26.8

AJCC T category

  

T1-2

100

72.5

T3-4

38

27.5

AJCC N category

  

N0-1

78

56.5

N2-3

60

43.5

AJCC stage

  

I

6

4.4

II

19

13.8

III

64

46.4

IVa

39

28.3

IVb

10

7.3

Treatment factors

  

IMRT alone

25

18.1

IMRT + chemotherapy

113

81.9

Chemotherapy manner

  

Neoadjuvant chemotherapy

43

31.2

Concurrent chemotherapy

18

13.0

Concurrent +Adjuvant

52

37.7

  1. WHO = World Health Organization.
  2. AJCC = American joint committee on carcinoma
  3. Concurrent +Adjuvant = Concurrent +Adjuvant chemotherapy
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Radiation Oncology

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