## 3 Result
\begin{table}
\begin{tabular}{c c c c c c c c} \hline \hline  & & & & & & & \\ \multicolumn{8}{c}{**Refationship between Shate and Age *} \\ \hline  & & & & & & & \\ \multicolumn{8}{c}{**Age**} & **10-20** & **21-30** & **31-40** & **41-50** & **51-5** & **Total** \\ \hline \hline \multirow{3}{*}{A1} & No. Participants & 4 & 12 & 4 & 1 & 0 & 21 \\  & \% within Shade & 19.0\% & 57.1\% & 19.0\% & 4.8\% & 0.0\% & 100.0\% \\  & \% within Age & 11.1\% & 15.4\% & 8.9\% & 4.0\% & 0.0\% & 10.6\% \\ \hline \multirow{3}{*}{A2} & No. Participants & 12 & 12 & 9 & 3 & 1 & 37 \\  & \% within Shade & 32.4\% & 32.4\% & 24.3\% & 8.1\% & 2.7\% & 100.0\% \\  & \% within Age & 33.3\% & 15.4\% & 20.0\% & 12.0\% & 7.1\% & 18.7\% \\ \hline \multirow{3}{*}{A3} & No. Participants & 8 & 12 & 6 & 5 & 4 & 35 \\  & \% within Shade & 22.9\% & 34.3\% & 17.1\% & 14.3\% & 11.4\% & 100.0\% \\  & \% within Age & 22.2\% & 15.4\% & 13.3\% & 20.0\% & 28.6\% & 17.7\% \\ \hline \multirow{3}{*}{A3.5} & No. Participants & 1 & 4 & 2 & 2 & 1 & 10 \\  & \% within Shade & 10.0\% & 40.0\% & 20.0\% & 20.0\% & 10.0\% & 100.0\% \\  & \% within Age & 2.8\% & 5.1\% & 4.4\% & 8.0\% & 7.1\% & 5.1\% \\ \hline \multirow{3}{*}{A4} & No. Participants & 3 & 7 & 2 & 4 & 1 & 17 \\  & \% within Shade & 17.6\% & 41.2\% & 11.8\% & 23.5\% & 5.9\% & 100.0\% \\  & \% within Age & 8.3\% & 9.0\% & 4.4\% & 16.0\% & 7.1\% & 8.6\% \\ \hline \multirow{3}{*}{B2} & No. Participants & 4 & 8 & 5 & 2 & 0 & 19 \\  & \% within Shade & 21.1\% & 42.1\% & 26.3\% & 10.5\% & 0.0\% & 100.0\% \\  & \% within Age & 11.1\% & 10.3\% & 11.1\% & 8.0\% & 0.0\% & 9.6\% \\ \hline \multirow{3}{*}{B3} & No. Participants & 4 & 14 & 10 & 0 & 1 & 29 \\  & \% within Shade & 13.8\% & 48.3\% & 34.5\% & 0.0\% & 3.4\% & 100.0\% \\  & \% within Age & 11.1\% & 17.9\% & 22.2\% & 0.0\% & 7.1\% & 14.6\% \\ \hline \multirow{3}{*}{B4} & No. Participants & 0 & 0 & 0 & 1 & 0 & 1 \\  & \% within Shade & 0.0\% & 0.0\% & 0.0\% & 100.0\% & 0.0\% & 100.0\% \\  & \% within Age & 0.0\% & 0.0\% & 0.0\% & 4.0\% & 0.0\% & 0.5\% \\ \hline \multirow{3}{*}{C1} & No. Participants & 0 & 3 & 1 & 0 & 1 & 5 \\  & \% within Shade & 0.0\% & 60.0\% & 20.0\% & 0.0\% & 20.0\% & 100.0\% \\  & \% within Age & 0.0\% & 3.8\% & 2.2\% & 0.0\% & 7.1\% & 2.5\% \\ \hline \multirow{3}{*}{C2} & No. Participants & 0 & 1 & 1 & 1 & 2 & 5 \\  & \% within Shade & 0.0\% & 20.0\% & 20.0\% & 20.0\% & 40.0\% & 100.0\% \\  & \% within Age & 0.0\% & 1.3\% & 2.2\% & 4.0\% & 14.3\% & 2.5\% \\ \hline \multirow{3}{*}{C3} & No. Participants & 0 & 1 & 3 & 2 & 0 & 6 \\  & \% within Shade & 0.0\% & 16.7\% & 50.0\% & 33.3\% & 0.0\% & 100.0\% \\  & \% within Age & 0.0\% & 1.3\% & 6.7\% & 8.0\% & 0.0\% & 3.0\% \\ \hline \multirow{3}{*}{C4} & No. Participants & 0 & 1 & 0 & 1 & 2 & 4 \\  & \% within Shade & 0.0\% & 25.0\% & 0.0\% & 25.0\% & 50.0\% & 100.0\% \\  & \% within Age & 0.0\% & 1.3\% & 0.0\% & 4.0\% & 14.3\% & 2.0\% \\ \hline \multirow{3}{*}{D3} & No. Participants & 0 & 0 & 2 & 0 & 0 & 2 \\  & \% within Shade & 0.0\% & 0.0\% & 100.0\% & 0.0\% & 0.0\% & 100.0\% \\  & \% within Age & 0.0\% & 0.0\% & 4.4\% & 0.0\% & 0.0\% & 1.0\% \\ \hline \multirow{3}{*}{D4} & No. Participants & 0 & 3 & 0 & 2 & 0 & 5 \\  & \% within Shade & 0.0\% & 60.0\% & 0.0\% & 40.0\% & 0.0\% & 100.0\% \\  & \% within Age & 0.0\% & 3.8\% & 0.0\% & 8.0\% & 0.0\% & 2.5\% \\ \hline \multirow{3}{*}{**Total**} & No. Participants & 36 & 78 & 45 & 25 & 14 & 198 \\  & \% within Shade & 18.2\% & 39.4\% & 22.7\% & 12.6\% & 7.1\% & 100.0\% \\ \cline{1-1}  & \% within Age & 100.0\% & 100.0\% & 100.0\% & 100.0\% & 100.0\% \\ \hline \hline \end{tabular}  
* \(p<0.05\).  
\end{table} 
Table 3: Relationship between teeth shade and age groups showed a statistical significance.