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Table 2 TDLU involution variables and tumor subtypes (CBP vs.

From: Analysis of terminal duct lobular unit involution in luminal A and basal breast cancers

Involution Luminal A CBP
  N % N % OR* 95% CI P ORadj** 95% CI P
#acini/TDLU           
Tertile 1 81 34.9 7 14.3 Ref    Ref   
Tertile 2 74 31.9 16 32.6 2.55 0.98, 6.64 0.05 3.08 1.07, 8.89 0.04
Tertile 3 77 33.2 26 53.1 3.36 1.36, 8.32 0.009 4.44 1.58, 12.51 0.005
Size of TDLUs           
Tertile 1 76 32.8 9 18.4 Ref    Ref   
Tertile 2 79 34.0 12 24.5 1.25 0.49, 3.16 0.64 1.35 0.47, 3.84 0.58
Tertile 3 77 33.2 28 57.1 2.49 1.08, 5.74 0.03 3.84 1.45, 10.13 0.007
  1. Luminal A) among women < 55 years old.