From: Squamous cell carcinoma of the oral cavity and the oropharynx in patients less than 40 years of age: a 20-year analysis
Histological Differentiation
n
%
1 well differentiated
141
14,4%
2 moderately differentiated
672
68,8%
3 poorly differentiated
105
10,7%
4 undifferentiated, anaplastic
2
0,2%
Value
920
94,2%
missing
57
5,8%
Total
977
100%