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Table 3 Relationship between the combination of MOI and DOI and late cervical lymph node metastasis

From: The pattern and spread of invasion can predict late cervical lymph node metastasis in early tongue squamous cell carcinoma

 

Late cervical lymph node metastasis

 + 

-

n

MOI type 4D or DOI ≥ mm

8

4

12

MOI other than type 4D or DOI < 4 mm

1

12

13

n

9

16

25