Freq.

Percent

Cum.

Cervical

ACCF

33

16.8

16.8

ACDF

40

20.3

37.1

Posterior cervical laminectomy + fusion

14

7.1

44.2

Laminectomy+tumor removal

1

0.5

44.7

Posterior cervical laminoplasty

4

2.0

46.7

CCJ

C1-C2fusion

2

1.0

47.7

O-C-Fusion

1

0.5

48.2

Thoracic

Posterior decompression + T-L fusion

15

7.6

55.8

Posterior thoracic decompression +fusion

9

4.6

60.4

T spine tumor  resection

7

3.6

64.0

Lumbar

Lumbar decompression only

27

13.7

77.7

Lumbar decompression + fusion

44

22.3

100

Total

197

100.0