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Table 5 Spearman’s correlation coefficients

From: Optical imaging of the breast: evaluation of deoxyhemoglobin concentration alteration in 166 patients with suspicious breast lesions

   DeHCA score Mammography BI-RADS US BI-RADS ER PR Ki67 Herceptest
DeHCAscore Correlation coefficient 1.0 0.221** 0.152** 0.072 −0.093 0.094 0.026
p value   0.000 0.006 0.565 0.502 0.445 0.893
Mammography BI-RADS Correlation coefficient 0.229** 1.0 0.629** 0.046 0.105 0.191 −0.005
p value 0.000   0.000 0.755 0.412 0.091 0.971
US BI-RADS Correlation coefficient 0.159** 0.629** 1.0 −0.169 −0.021 − 0.149 0.075
p value 0.006 0.0   0.256 0.943 0.228 0.532
ER Correlation coefficient 0.071 0.043 −0.162 1.0 0.431** 0.152 0.051
p value 0.565 0.755 0.267   0.001 0.244 0.681
PR Correlation coefficient −0.091 0.105 −0.024 0.411** 1.0 −0.132 −0.291*
p value 0.512 0.411 0.862 0.001   0.433 0.020
Ki67 Correlation coefficient 0.092 0.191 −0.143 0.153 −0.123 1.0 0.274*
p value 0.442 0.093 0.228 0.243 0.432   0.016
Herceptest Correlation coefficient 0.022 −0.005 0.079 0.055 −0.291* 0.271* 1.0
p value 0.891 1.0 0.534 0.682 0.022 0.016  
  1. US ultrasound, ER estrogen receptor, PR progesterone receptor
  2. *Significant correlation, p < 0.05
  3. **Significant correlation, p < 0.01