Table 1 Patient characteristics.

From: Spinal chordoma and chondrosarcoma treatment experiences - a 20-year retrospective study from databases of two medical centers

  

Total

R0/R1 margin

R2 margin

RT only

p value

Patient number

 

48

14

29

5

–

Age (years old)

 

53.9 ± 15.8 (17–86)

56.6 ± 10.2 (39–78)

52.0 ± 16.2 (21–86)

57.6 ± 26.1 (17–83)

0.587*

Gender

Male

34

11

21

2

0.300**

Female

14

3

8

3

Pathology

Chordoma

39

12

23

4

1.000**

Chondrosarcoma

9

2

6

1

Location

Cervical

3

0

3

0

0.604**

Thoracic

5

2

3

0

Lumbar

4

0

4

0

Sacral

36

12

19

5

Enneking classification

1B

48

14

29

5

–

AJCC TNM stage

T1N0M0

3

1

2

0

0.231**

T2N0M0

21

10

9

2

T3N0M0

3

0

3

0

T4N0M0

21

3

15

3

Radiotherapy

(+)

23

4

14

5

0.024**

(−)

25

10

15

0

Follow-up time (months)

 

58.1 ± 44.9 (3-193)

63.3 ± 58.8 (3-193)

54.5 ± 39.2 (3-179)

63.3 ± 58.8 (27–119)

0.794*

  1. Age and follow-up time were presented as mean ± standard deviation (minimum-maximum).
  2. AJCC American Joint Committee on Cancer, R0/R1 margin negative or microscopically positive margin, R2 margin macroscopically positive margin, RT radiation therapy.
  3. * One-way ANOVA.
  4. **Fisher’s exact test.
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