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Table 2 Metastasis pattern in level 1b in patients with submandibular gland (SMG) preservation and SMG excision

From: Impact of submandibular gland preservation in neck management of early-stage buccal squamous cell carcinoma on locoregional control and disease-specific survival

Groups of level 1b SMG preservation (n = 6) SMG excision (n = 18) Overall rate (/137)
Superior 3 8 8.0%
Anterior 2 5 5.1%
Posterior 1 3 2.9%
Inferior 0 1 0.7%
Superficial 0 1 0.7%
Deep 0 0.0%
SMG 0 0.0%