From: Objective measurement and clinical significance of IDO1 protein in hormone receptor-positive breast cancer
20-year OS
HR
(95% C.I.)
P value
Age > 50 years
2.26
(1.59-3.39)
< 0.0001
Tumor size >2Â cm
2.11
(1.59-2.81)
Lymph node positive status
1.43
(1.00-2.01)
0.05
TNM Stage III
1.02
(0.67-1.56)
0.91
IDO1-high status
1.57
(1.19-2.09)
0.002