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Table 3 Relationship between intratumoral ALDH1 expression and clinicopathological parameters of DCIS

From: Aldehyde dehydrogenase 1 expression correlates with the invasion of breast cancer

Variables Intratumoral ALDH1
Negative Positive P value
Age (y)    
<40 5 5 0.528
≥40 22 14  
Tumor size    
≤1.5 cm 10 8 0.951
>1.5 cm 13 10  
Grade    
I-II 9 7 0.812
III 15 10  
ER    
Negative 7 7 0.428
Positive 20 12  
Her2    
Negative 14 11 0.536
Positive 8 4  
Ki67    
≤14 % 10 9 0.667
>14 % 9 6