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Table 1 Characteristics of the population

From: Proximal femur versus acetabular extra-articular resection of the hip joint for primary malignant bone tumors: a retrospective comparative review of 33 cases

Characteristics

Total (n=33)

Femur (n=14)

Pelvis (n=19)

p value

Median age (Q1–Q3)

52 (44 to 61)

52 (42 to 58)

52 (45 to 62)

0.99

ASA Physical Status Score

0.65

 I

15 (46)

5 (36)

10 (52)

 

 II

12 (36)

6 (43)

6 (32)

 

 III

6 (18)

3 (21)

3 (16)

 

Localization

-

 Pelvis

19 (58)

-

19 (100)

 

 Proximal femur

14 (42)

14 (100)

-

 

Enneking and Dunham

-

 I–II

3 (16)

-

-

 

 I–II–III

6 (32)

-

-

 

 II–III

10 (52)

-

-

 

 Average size in mm (Q1-Q3)

80 (50 to 110)

85 (49 to 128)

79 (52 to 100)

0.37

Histology

0.11

 Chondrosarcoma

20 (61)

6 (43)

14 (74)

 

 Ewing sarcoma

1 (3)

-

1 (5)

 

 Ostéosarcoma

10 (30)

7 (50)

3 (16)

 

 Other sarcoma

2 (6)

1 (7)

1 (5)

 

Preoperative metastasis

0.17

 No

31 (94)

12 (86)

19 (100)

 

 Yes

2 (6)

2 (14)

0 (0)

 

Preoperative radiation

1

 No

31 (94)

13 (93)

18 (95)

 

 Yes

2 (6)

1 (7)

1 (5)

 

Preoperative chemotherapy

0.057

 No

23 (70)

7 (50)

16 (84)

 

 Yes

10 (30)

7 (50)

3 (16)

 

Articular contamination (imaging)

0.37

 No

5 (15)

1 (7)

4 (21)

 

 Yes

28 (85)

13 (93)

15 (79)

 
  1. ASA Physical Status Score: American Society of Anaesthesiologists physical status classification