\begin{table}%t6
\caption{\label{pearsonvimos_integral}Linear Pearson correlation coefficients $r$ and linear fits for all C1 and C2~LIRGs and ULIRGs.} 
%%\centering

\par
\begin{tabular}{ccccccccccccc}
\hline \hline  \noalign{\smallskip}
Group & 
\multicolumn{2}{c}{[N~\textsc{ii}]$\lambda$6584/H$\alpha$} &
\multicolumn{2}{c}{[S~\textsc{ii}]$\lambda$6717,6731/H$\alpha$} &
\multicolumn{2}{c}{[O~\textsc{i}]$\lambda$6300/H$\alpha$}\\
& $r$ & A+Bx &  $r$ & A+Bx & $r$ & A+Bx \\
\hline
ULIRGs MAC06                     & 0.61 & --1.99 + 0.82 x & 0.51 & --1.36 + 0.50 x & 0.71 & --3.15 + 1.11 x\\
LIRGs C1+C2                      & 0.38 & --0.96 + 0.35 x & 0.41 & --1.09 + 0.36 x & 0.45 & --2.74 + 0.79 x\\
\hline
\end{tabular}
\vspace*{5mm}
\end{table}