Table 6 DM and 5-year DSS to combines PNI and LVI status in 44 LN+ patients.

From: Perineural invasion/lymphovascular invasion double positive predicts distant metastasis and poor survival in T3–4 oral squamous cell carcinoma

PNI/LVI status (n)

No (%) or rate

HR

95% CI

p

DM

     Double negative (8)

1 (12.5)

1

  

     Single positive (15)

4 (26.7)

2.55

0.23–27.71

0.443

     Double positive (21)

9 (42.9)

5.25

0.54–50.64

0.152

5-year DSS

     Double negative (8)

83.3%

1

  

     Single positive (15)

59.3%

3.60

0.43–29.88

0.236

     Double positive (21)

27.7%

7.43

0.97–57.01

0.054

  1. PNI perineural invasion, LVI lymphovascular invasion, LN+ neck metastasis, DM distant metastasis, DSS disease-specific survival.
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