LaTeX Forum

\documentclass[pdftex,bibliography=totoc,listof=totoc,a4paper,11pt]{scrartcl}
%pointlessnumbers,%listof=totoc

\usepackage[ngerman]{babel}
\usepackage[utf8]{inputenc}
\usepackage{tabularx}
  \newcolumntype{C}{>{\centering\arraybackslash}X}
\usepackage{threeparttablex}

\usepackage{mdwlist}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{booktabs}
\usepackage{textcomp}
\usepackage[dvips]{graphicx,color}

\usepackage[format=hang, labelfont={sf,bf}, textfont=sf]{caption,subcaption}   % Schriftart bei Bild und Tabellenunterschriften
  \captionsetup{singlelinecheck=off}
  \DeclareCaptionLabelSeparator{klammerzu}{) } %definiert "`klammerzu"' als neuen Caption label separator (labelsep)
  \DeclareCaptionLabelFormat{klamzu}{\bothIfFirst{#1}{ }#2)} %definiert ein Labelformat mit klammer zu, 
  \captionsetup[sub]{singlelinecheck=true, labelfont={normalsize,sf}, textfont={normalsize,sf}, labelformat=simple}

\usepackage{float}
\usepackage{setspace}
\usepackage{url}
\usepackage{siunitx}
  \sisetup{range-phrase=--,range-units=single}

\begin{document}

\begin{table}[H]
        \centering
	\captionabove{caption text.}
	\label{tab:table1}
\begin{ThreePartTable} 
\begin{tabularx}{\textwidth}{S[table-format=2]CS[separate-uncertainty=true,table-align-uncertainty,table-format=2(1)]S[
separate-uncertainty=true,table-align-uncertainty,table-format=4.1(3)]S[separate-uncertainty=true,table-align-uncertainty,table-format=2.1(1)]S[separate-uncertainty=true,table-align-uncertainty,table-format=3(2)]} \toprule
\multicolumn{1}{c}{text 1} & \multicolumn{1}{c}{text 2}  & \multicolumn{1}{c}{text 3} & \multicolumn{1}{c}{text 4} &
\multicolumn{1}{c}{text 5} & \multicolumn{1}{c}{text 6} \\ \midrule
54    & example  		& 25\pm3 	& 8\pm2		 & 7.2\pm1.1    & 250\pm30 \\
7     &example	& 33\pm2 	& 19.8\pm4 	 & 10\pm2 	& 160\pm30 \\
42    & example 	& 32\pm2 	& 64\pm12	 & 15.4\pm1.0 	& 165\pm16 \\\bottomrule
\end{tabularx}
\begin{tablenotes}\footnotesize 
\item[a] Notes
\end{tablenotes}
\end{ThreePartTable}
\end{table}
\end{document}

\sisetup{table-align-uncertainty = false}

\sisetup{table-align-uncertainty = false}

\documentclass{article}
\usepackage{siunitx}
\begin{document}

\sisetup{
  separate-uncertainty    = true ,
  table-format            = 2.2(2) ,
  table-align-uncertainty = true
}

\begin{table}
 \begin{tabular}{S|S|S}\hline
   1.12 (72) & 57.65 (4)  &   .53 (12) \\
  76.5  (2)  &  4.2  (12) & 12.3  (45)
 \end{tabular}
 \caption{Ausrichtung an $\pm$ und Komma}
\end{table}

\newcolumntype{N}{S[table-number-alignment=right,table-parse-only]}
\newcolumntype{U}{S[explicit-sign={\pm\,},table-format=+1.2]}

\begin{table}
 \begin{tabular}{NU|NU|NU}\hline
   1.12 & .72 & 57.65 & .4  &   .53 & .12 \\
  76.5  & .2  &  4.2  & .12 & 12.3  & .45
 \end{tabular}
 \caption{Ausrichtung nur an $\pm$}
\end{table}

\end{document}