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Table 2 Baseline pathological characteristics of patients with head and neck adenoid cystic carcinoma.

From: Prognostic Significance of Nuclear Survivin Expression in Resected Adenoid Cystic Carcinoma of the Head and Neck

Characteristics Total
  No. of patients %
Tumor size (cm) (n = 32)   
   ≤ 3 cm 14 43.8
   > 3 cm 18 56.2
Histological growth pattern   
   Tubular 7 18.9
   Cribriform 23 62.2
   Solid 7 18.9
Histological grade   
   Well 6 16.2
   Moderately 21 56.8
   Poorly 10 27.0
Perineural invasion (n = 34)   
   Positive 26 76.5
   Negative 8 23.5
Perivascular invasion (n = 35)   
   Positive 4 11.4
   Negative 31 88.6
Lymphatic invasion (n = 33)   
   Positive 11 29.7
   Negative 22 66.7