TABLE 1.

USS score of benign tumors.

Tumor type	Cases	Score (average)	95% CI
PNST	34	1.59	0.36
lipoma et	29	1.41	0.33
Cystic lesion	20	1.20	0.23
PVS/GCT	10	1.60	0.43
Vascular tumor	10	2.30	0.78
Fibroma et	8	1.13	0.42
Other tumor / mass	11	1.09	0.43
Total	122	1.47	0.16

PNST = Peripheral nerve sheath tumor; PVS = Pigmented villonodular synovitis; GCT = Giant cell tumor