. Author manuscript; available in PMC: 2020 Jul 1.

Published in final edited form as: Am J Surg Pathol. 2019 Jul;43(7):885–897. doi: 10.1097/PAS.0000000000001252

Table 4:

Clinicopathologic Features of Primary Morphologically Mucoepidermoid Carcinomas Using Proposed Binary Grading System

Parameter (n=40)	Brandwein Low-Intermediate Grade (n=31)	Brandwein High Grade (n=9)	p-value
Site (Minor Salivary Gland)	21 (67.7%)	3 (33.3%)	0.1198
Average Age, Years	50.8 (range 9–75)	56.7 (28–85)	0.3782
Sex (Female)	21 (67.7%)	6 (66.7%)	1
Average Tumor Size, cm	1.4 (0.3–3.8)	3.4 (1.2–6.8)	<0.0001
Margins Positive	9 (29.0%)	5 (55.6%)	0.2338
Stage (pT4)	4 (12.9%)	4 (44.4%)	0.0594
Treatment (Surgery Alone)	28 (90.3%)	3 (33.3%)	0.0014
Recurrence	0	4 (44.4%)	0.0014
MAML2-rearranged	27/29 (93.1%)	7/8 (87.5%)	1