Table 5 Univariate Cox proportional hazard models for the progesterone receptor Dako, Leica and Ventana immunohistochemical assays with estrogen receptor positivity for each matching vendor assay

From: Evaluation of three commercial progesterone receptor assays in a single tamoxifen-treated breast cancer cohort

 

Dako ER+

Leica ER+

Ventana ER+

 

HR

95% Confidence interval

P-value

HR

95% Confidence interval

P-value

HR

95% Confidence interval

P-value

Dako

0.54

(0.29–0.99)

0.046

0.78

(0.36–1.69)

0.526

0.53

(0.28–1.01)

0.055

Leica

0.65

(0.35–1.23)

0.190

0.71

(0.34–1.48)

0.361

0.50

(0.27–0.92)

0.026

Ventana

0.48

(0.25–0.90)

0.023

0.51

(0.25–1.03)

0.059

0.49

(0.25–0.96)

0.036

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