Vertical text in the table in Latex

\usepackage{multirow} \usepackage{rotating}
...
\multirow{4}{15mm}{\begin{sideways}\parbox{15mm}{text}\end{sideways}}

OR

\multirow{14}{*}{\rotatebox{90}{\mbox{text}}}
...

source: http://tadek.pietraszek.org/blog/2004/12/01/vertical-text-in-the-table-in-latex/