Clear Cell Chondrosarcoma: Clinical Characteristics and Outcomes in 15 Patients

Table 1

Clinical characteristics.

Variables	N (%)
Sample size	15
Age at diagnosis (yrs.)
Mean (median)	43.8 (43)
Range	25–74
Gender
Male	12 (80)
Female	3 (20)
Ethnicity
Caucasian	11 (73.3)
Asian	2 (13.3)
Hispanic	1 (6.7)
Other	1 (6.7)
Presenting sign/symptom
Pain	12 (80)
Fracture	2 (13.3)
Palpable mass	1 (6.7)
Primary site
Proximal femur	8 (53.3)
Chest wall/sternum	2 (13.3)
Proximal humerus	2 (13.3)
Distal femur	1 (6.7)
Proximal fibula	1 (6.7)
Spine	1 (6.7)
Tumor size at presentation (cm)
Mean (median)	5.8 (5)
Range	3–9.6
MSTS stage at presentation
Stage I	15