Demo.ttt

\begin{table*}[hbt]
\ifnextchar[{\eatarg}{}
[tbp]

\begin{center}
\begin{threeparttable}

\caption{\label{tab:anovaTable}A really beautiful ANOVA table.}

\begin{tabular}{lllllll}
\toprule
Effect & \multicolumn{1}{c}{$\hat{\eta}^2_G$} & \multicolumn{1}{c}{90\% CI} & \multicolumn{1}{c}{$F$} & \multicolumn{1}{c}{$\mathit{df}^{\mathrm{GG}}$} & \multicolumn{1}{c}{$\mathit{df}_{\mathrm{res}}^{\mathrm{GG}}$} & \multicolumn{1}{c}{$p$}\\
\midrule
Identity & .002 & {}[.000, .065] & 0.31 & 1 & 41 & .579\\
Morality & .016 & {}[.000, .127] & 4.86 & 1 & 41 & .033\\
Identity $\times$ Morality & .055 & {}[.000, .201] & 12.08 & 1 & 41 & .001\\
\bottomrule
\addlinespace
\end{tabular}

\begin{tablenotes}[para]
\normalsize{\textit{Note.} Note that the column names contain beautiful mathematical copy: This is because the table has variable labels.}
\end{tablenotes}

\end{threeparttable}
\end{center}

\end{table*}