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Table 3 The micro-lymphatic vessel density (MLVD) marked by D2-40 in laryngeal squamous cell carcinoma (LSCC) and normal laryngeal mucosa (control)

From: Roles of KAI1 and nm23 in lymphangiogenesis and lymph metastasis of laryngeal squamous cell carcinoma

Groups

Normal laryngeal mucosa (n = 22)

LSCC

Total (n = 45)

Lymphatic metastasis (n = 21)

Non-lymphatic metastasis (n = 24)

MLVD

5.23 ± 3.56

20.88 ± 5.21*

24.32 ± 0.91*

13.56 ± 2.18*#

  1. The “*” and “#” symbols represented a significant difference at P < 0.05 when compared to normal laryngeal mucosa and LSCC with lymphatic metastasis, respectively