Fig. 5
From: Epidemiological characteristics of 1385 primary sacral tumors in one institution in China
Location distribution of chordoma and giant cell tumor. a Chordomas at the Region S1 or S2 or S1-2 accounting for 1.6% (5/316); b Chordomas at the Region S3 or below S3 accounting for 45.9% (145/316); c Chordomas associated with both high and low levels accounting for 52.5% (166/316); d GCT at the Region S1 or S2 or S1-2 accounting for 39.0% (80/205); e GCT at the Region S3 or below S3 accounting for 5.4% (11/205); f GCT associated with both high and low levels accounting for 55.6% (114/205)