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Table 2 Comparison between anatomic location and type of chordomaa

From: Differences in sex distribution, anatomic location and MR imaging appearance of pediatric compared to adult chordomas

 

Pediatric

Adult

Location

Ch

C*

D

Total*

Ch

C*

D

Total*

Clivus/skull base

9 [25.7] (90.0)

26 [74.3] (59.1)

0 [0.0] (0.0)

35 [100.0] (64.8)

21 [44.7] (61.8)

26 [55.3] (20.6)

0 [0.0] (0.0)

47 [100.0] (28.8)

Clivus/skull base and cervical spine

1 [25.0] (10.0)

3 [75.0] (6.9)

0 [0.0] (0.0)

4 [100.0] (7.4)

1 [100.0] (2.9)

0 [0.0] (0.0)

0 [0.0] (0.0)

1 [100.0] (0.6)

Cervical spine

0 [0.0] (0.0)

10 [100.0] (22.7)

0 [0.0] (0.0)

10 [100.0] (18.5)

2 [8.0] (5.9)

22 [88.0] (16.5)

1 [4.0] (33.3)

25 [100.0] (15.3)

Thoracic spine

0 [0.0] (0.0)

3 [100.0] (6.8)

0 [0.0] (0.0)

3 [100.0] (5.6)

1 [7.7] (2.9)

12 [92.3] (9.5)

0 [0.0] (0.0)

13 [100.0] (8.0)

Lumbar spine

0 [0.0] (0.0)

1 [100.0] (2.3)

0 [0.0] (0.0)

1 [100.0] (1.9)

2 [11.1] (5.9)

15 [83.3] (11.9)

1 [5.6] (33.3)

18 [100.0] (11.0)

Sacrococcygeal spine

0 [0.0] (0.0)

1 [100.0] (2.3)

0 [0.0] (0.0)

1 [100.0] (1.9)

7 [11.9] (20.6)

51 [86.4] (40.5)

1 [1.7] (33.3)

59 [100.0] (36.2)

Total

10 [18.5] (100.0)

44 [81.5] (100.0)

0 [0.0] (0.0)

54 [100.0] (100.0)

34 [20.9] (100.0)

126 [77.3] (100.0)

3 [1.8] (100.0)

163 [100.0] (100.0)

  1. Ch chondroid
  2. C conventional
  3. D dedifferentiated
  4. a1 adult with a dedifferentiated chordoma and 2 pediatric subjects did not have imaging confirmation of the anatomic location of their lesions
  5. Numbers in square brackets [] represent the percentage of each chordoma histological subtype for each anatomic location i.e., row percentages
  6. Numbers in round brackets () represent the percentage of chordomas in a given anatomic location for each histological subtype of chordoma, i.e., column percentages
  7. *P-value <0.05 comparing pediatric to adult chordomas