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Table 4 Correlation between immunohistochemistry scores for hormone receptors and disease-free interval

From: Phosphorylation of estrogen receptor α serine 167 is predictive of response to endocrine therapy and increases postrelapse survival in metastatic breast cancer

Receptor Spearman correlation coefficient Spearman rank correlation test (P)
ER-α (1D5) +0.246 0.035*
ER-α Ser118 +0.083 0.47
ER-α Ser167 +0.310 0.0076*
ER-β1 +0.039 0.74
ER-βcx/β2 +0.101 0.39
PR (636) +0.276 0.018*
PRA +0.319 0.0061*
PRB +0.263 0.023*
  1. *P <0.05. ER, estrogen receptor; PR, progresterone receptor.