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Table 1 invasion1 status, grading, and site of traditional adenomas

From: Mucins in neoplastic spectrum of colorectal polyps: can they provide predictions?

  TA2 TVA2 VA2 P value
Invasion 3 (1.2%) 10 (8.8%) 11 (35.5%) < 0.0001
Grade     < 0.0001
   Mixed adenomatous-hyperplastic 17 (6.6%) 0% 0%  
   Low-grade adenomatous 217 (84.1%) 76 (66.7%) 16 (51.6%)  
   High-grade adenomatous 24 (9.3%) 38 (33.3%) 15 (48.4%)  
Polyp Site     < 0.0001
   Right colon 103 (39.9%) 27 (23.7%) 5 (16.1%)  
   Left colon 118 (45.7%) 64 (56.1%) 21 (67.7%)  
   Rectum 37 (14.3%) 22 (19.3%) 5 (16.1%)  
  1. 1 Invasion not beyond mucosa or muscularis mucosae; 2 Abbreviations: TA, tubular adenoma; TVA, tubulovillous adenoma; VA, villous adenoma