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Table 1 Patients characteristics

From: Patterns of local-regional recurrence after conformal and intensity-modulated radiotherapy for head and neck cancer

 

Number of patients

Total

26

Median age

65.5(42–86)

Sex

 Male

20

 Female

6

Postoperative radiotherapy

16

Primary radiotherapy

10

Chemotherapy

 Yes

2

 No

24

Tumor site

 Oral cavity

13

 Parotid gland

2

 Epipharynx

4

 (Case No. 2, 22 and 24)

 Larynx

4

 Tonsilla

2

 Nasal cavity

1

Radiotherapy technique

 IMRT

12

 3D conformal

14