Table 1 Description of SEER ONB cohort (N = 511)

Age (years)

(n = 485)

<25

38

8

25-39

59

12

40-69

299

62

>70

89

18

Gender

Male

283

55

Female

228

45

Race

White

415

81

Black

41

8

Other

51

10

Unknown

4

1

Primary Tumor Site

Nasal Cavity

370

72

Maxillary sinus

22

4

Ethmoid Sinus

65

13

OthSinus (frontal, sphenoid accessory sinuses)

54

11

SEER Historic Stage

(n = 473)

Localized

112

24

Regional

210

44

Distant

129

27

Unstaged

22

5

Treatment

(n = 485)

Both Surgery and Radiation

296

61

Surgery Only

105

22

Radiation Only

53

11

Neither Surgery Nor Radiation

31

6