## 3 Results
LVAD speed levels (black and red curves for 7600 rpm; green and blue curves for 8000 rpm; turquoise and magenta curves for 8400 rpm) are the minimum, mean, and maximum speed values in the investigated range. \begin{table}
\begin{tabular}{c c c c c c} \hline \hline
**Response** & **HR, bpm** & **Regression Equation** & **Term** & **Estimate** & **SE** & \(p\)**-Value** \\ \hline \multirow{8}{*}{59} & \multirow{4}{*}{\(b_{1}+b_{2}\cdot x\)} & \(b_{1}\) & 0.39 & 0.19 & 0.0514 \\ \cline{3-6}  & & \(b_{2}\) & 52.6 & 3.3 & 6.20 \(\times\)\(10^{-14}\) \\ \cline{3-6}  & & F-test vs. constant & 255 & & 6.20 \(\times\)\(10^{-14}\) \\ \cline{3-6}  & & \(b_{1}\) & 2.1 & 0.3 & 2.10 \(\times\)\(10^{-07}\) \\ \cline{3-6}  & & \(b_{2}\) & \(-\)26.2 & 12.1 & 0.043 \\ \cline{3-6}  & & \(b_{3}\) & 777.8 & 120.3 & 2.09 \(\times\)\(10^{-06}\) \\ \cline{3-6}  & & F-test vs. constant & 410 & & 1.51 \(\times\)\(10^{-17}\) \\ \cline{3-6}  & & \(b_{1}\) & 1.51 & 0.07 & 9.34 \(\times\)\(10^{-16}\) \\ \cline{3-6}  & & \(b_{2}\) & 521.3 & 19.7 & 3.67 \(\times\)\(10^{-18}\) \\ \cline{3-6}  & & F-test vs. constant & 698 & & 3.67 \(\times\)\(10^{-18}\) \\ \cline{3-6}  & & Pearson’s \(r\) & & 0.9577 & 6.20 \(\times\)\(10^{-14}\) \\ \cline{3-6}  & & Spearman’s \(\rho\) & & 0.9720 & 5.75 \(\times\)\(10^{-16}\) \\ \hline \multirow{8}{*}{CO} & \multirow{4}{*}{73} & \(b_{1}\) & \(-\)0.9 & 0.3 & 0.007 \\ \cline{3-6}  & & \(b_{2}\) & 88.09 & 5.15 & 1.41 \(\times\)\(10^{-14}\) \\ \cline{3-6}  & & F-test vs. constant & 293 & & 1.41 \(\times\)\(10^{-14}\) \\ \cline{3-6}  & & \(b_{1}\) & 3.3 & 0.5 & 3.99 \(\times\)\(10^{-06}\) \\ \cline{3-6}  & & \(b_{2}\) & \(-\)86.0 & 21.9 & 0.0008 \\ \cline{3-6}  & & \(b_{3}\) & 1663.8 & 210.6 & 1.01 \(\times\)\(10^{-07}\) \\ \cline{3-6}  & & F-test vs. constant & 635 & & 1.65 \(\times\)\(10^{-19}\) \\ \cline{3-6}  & & \(b_{1}\) & 1.17 & 0.11 & 9.21 \(\times\)\(10^{-10}\) \\ \cline{3-6}  & & \(b_{2}\) & 859.43 & 31.45 & 6.75 \(\times\)\(10^{-18}\) \\ \cline{3-6}  & & F-test vs. constant & 747 & & 6.75 \(\times\)\(10^{-18}\) \\ \cline{3-6}  & & Pearson’s \(r\) & & 0.9629 & 1.41 \(\times\)\(10^{-14}\) \\ \cline{3-6}  & & Spearman’s \(\rho\) & & 0.9716 & 6.84 \(\times\)\(10^{-16}\) \\ \hline \multirow{8}{*}{86} & \multirow{4}{*}{\(b_{1}+b_{2}\cdot x\)} & \(b_{1}\) & \(-\)2.45 & 0.45 & 1.41 \(\times\)\(10^{-05}\) \\ \cline{3-6}  & & \(b_{2}\) & 135.3 & 8.2 & 3.17 \(\times\)\(10^{-14}\) \\ \cline{3-6}  & & F-test vs. constant & 271 & & 3.17 \(\times\)\(10^{-14}\) \\ \cline{3-6}  & & \(b_{1}\) & 6.1 & 1.4 & 0.0004 \\ \cline{3-6}  & & \(b_{2}\) & \(-\)216.11 & 58.03 & 0.0014 \\ \cline{3-6}  & & \(b_{3}\) & 3434.1 & 571.5 & 8.81 \(\times\)\(10^{-06}\) \\ \cline{3-6}  & & F-test vs. constant & 382 & & 4.59 \(\times\)\(10^{-16}\) \\ \cline{3-6}  & & \(b_{1}\) & 0.7 & 0.2 & 0.003 \\ \cline{3-6}  & & \(b_{2}\) & 1349.0 & 69.6 & 6.98 \(\times\)\(10^{-15}\) \\ \cline{3-6}  & & F-test vs. constant & 376 & & 6.98 \(\times\)\(10^{-15}\) \\ \hline \multicolumn{2}{c}{Pearson’s \(r\)} & \multicolumn{2}{c}{0.9601} & \multicolumn{2}{c}{3.17 \(\times\)\(10^{-14}\)} \\ \hline \multicolumn{2}{c}{[PERSON]’s \(\rho\)} & \multicolumn{2}{c}{0.9484} & \multicolumn{2}{c}{5.83 \(\times\)\(10^{-13}\)} \\ \hline \hline \end{tabular} \(x\) denotes _Pl_; \(b_{i}\) are regression coefficients; SE is a standard error of an estimate for regression coefficient; F-test vs. constant denotes a value of F-statistic for null-hypothesis that a data set follows simpler of the two: A proposed model and a constant model; [PERSON]’s \(r\) denotes [PERSON]’s correlation coefficient; [PERSON]’s \(\rho\) denotes [PERSON]’s rank correlation coefficient.  
\end{table} 
Table 1: Data of statistical analysis of different regression models for \(CO\) response.