    \renewcommand\arraystretch{1.5}
    \setlength\tabcolsep{0pt}
    \begin{table}
    \caption{Confusion matrix and performances indicators for the \texttt{breast} dataset.}
    \label{table:breast}
     \begin{small}
    \begin{tabular}{c >{\bfseries}r @{\hspace{0.7em}}c @{\hspace{0.4em}}c @{\hspace{0.7em}}l}
      \multirow{10}{*}{\rotatebox{90}{\parbox{3.1cm}{\bfseries\centering Predicted class}}} &
        & \multicolumn{2}{c}{\bfseries Real class} & \\
      & & \bfseries P & \bfseries N & \bfseries Total \\
      & \cmlegend{P} & \cmbox{23.20} & \cmbox{1.50} & \cmlegend{24.70} \\
      & \cmlegend{N} & \cmbox{0.50} & \cmbox{43.80} & \cmlegend{44.30} \\
      & \cmlegend{Total} & \cmlegend{23.70} & \cmlegend{45.30} & \cmlegend{71}
    \end{tabular}
    \end{small}
    \hfill
    \begin{small}
    \begin{tabular}{| @{\hspace{0.7em}}l  @{\hspace{0.7em}} l  @{\hspace{0.7em}}|}
        \hline
        Accuracy: &0.9710\\
        Prevalence: & 0.3338\\
        True positive rate: & 0.9800\\
        True negative rate: &0.9675 \\
        Positive predictive value: & 0.9372 \\
        Negative predictive value: & 0.9885\\
        F1 score: & 0.9574\\
        Matthews corr. coef.: & 0.9365\\
        \hline
      \end{tabular}
    \end{small}
    \end{table}
    