# Health Symptom Checking System for Elderly People Using Fuzzy Analytic Hierarchy Process
## 3 Approach
### Weight Determination for Various Diseases
\begin{table}
\begin{tabular}{c c c c c c c c c} \hline \hline
**TOOTHACHE** & **Mental Illness** & **D Diabetes** & **Skin** & **Eye** & **Dental** & **Ortho** & **Cardiac** & **Weights** \\ \hline
**Mental Illness** & \(1,1,1\) & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.13, 0.27, 0.60 & 0.13, 0.27, 0.60 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.01 \\
**Diabetes** & \(1,3,56,500\) & \(1,1,1\) & 0.80, 0.10, 0.10 & 0.80, 0.10, 0.10 & 0.33, 0.27, 0.40 & 0.22, 0.28, 0.50 & 0.07, 0.23, 0.70 & 0.08 \\
**Skin** & \(1,3,56,500\) & \(1,10,10,13\) & \(1,1,1\) & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.09 \\
**Eye** & \(1,3,57,7,7\) & \(10,10,13\) & \(1,3,56,500\) & \(1,1,1\) & 0.07, 0.23, 0.70 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.10 \\
**Denal** & \(1,7,37,77\) & \(2,5,37,30\) & \(1,3,56,500\) & \(1,4,44,143\) & \(1,1,1\) & 0.02, 0.18, 0.80 & \begin{table}
\begin{tabular}{c c c c c c c c c c c} \hline \hline
**DEPRESSION** & **Mental Illness** & **Diabetes** & **Skin** & **Eye** & **Dental** & **Ortho** & **Cardiac** & **Weights** \\ \hline Mental Illness & \(1,1,1\) & 0.33, 0.27, 0.40 & 0.33, 0.27, 0.40 & 0.80, 0.10, 0.10 & 0.22, 0.28, 0.50 & 0.80, 0.10, 0.10 & 0.80, 0.10, 0.10 & 0.01 \\ Diabetes & \(2.5,37,3.0\) & \(1,1,1\) & 0.80, 0.10, 0.10 & 0.33, 0.27, 0.40 & 0.07, 0.23, 0.70 & 0.13, 0.27, 0.60 & 0.13, 0.27, 0.60 & 0.02 \\ Skin & \(2.5,37,3.0\) & \(10,10,13\) & \(1,1,1\) & 0.07, 0.23, 0.70 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.03 \\ Eye & \(10,10,13\) & \(2.5,37,3.0\) & \(14,4,4,14.3\) & \(1,1,1,1\) & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.06 \\ Dental & \(2.0,36,4.5\) & \(14.4,44.13\) & \(1.3,5,6.50\) & \(1.3,5,6.50\) & \(0.33, 0.27, 0.40\) & 0.33, 0.27, 0.40 & 0.02, 0.18, 0.80 & 0.23 \\ Ortho & \(10,10,13\) & \(1.7,37,7.7\) & \(1.3,5,6.50\) & \(5.0,13,5,6.50\) & \(2.5,37,3.0\) & \(1,1,1,1\) & 0.02, 0.18, 0.80 & 0.23 \\ Cardiac & \(10,10,13\) & \(1.7,37,7.7\) & \(1.3,5,6.50\) & \(1.3,5,6.50\) & \(1.3,5,6.50\) & \(1.3,5,6.50\) & \(1,3,5,6.50\) & \(1,1,1\) & 0.41 \\ \hline \hline \end{tabular}
\end{table} 
Table 8: Evaluation of the symptom depression with alternative diseases. \begin{table}
\begin{tabular}{c c c c c c c c c c} \hline \hline  & **Chest Pain** & **Toothache** & **Fever** & **Thinst** & **Weight Loss** & **Blurred Vision** & **Dizziness** & **Swelling** & **Depression** & **Final Weights** \\ \hline Mental Illness & 0.008 & 0.009 & 0.008 & 0.007 & 0.007 & 0.010 & 0.008 & 0.009 & 0.008 & 0.010 \\ Diabetes & 0.080 & 0.075 & 0.026 & 0.023 & 0.015 & 0.098 & 0.017 & 0.038 & 0.019 & 0.075 \\ Skin & 0.151 & 0.086 & 0.087 & 0.028 & 0.024 & 0.035 & 0.022 & 0.028 & 0.035 & 0.037 \\ Eye & 0.162 & 0.097 & 0.191 & 0.127 & 0.122 & 0.106 & 0.042 & 0.063 & 0.063 & 0.108 \\ Dental & 0.083 & 0.115 & 0.197 & 0.229 & 0.192 & 0.145 & 0.208 & 0.146 & 0.233 & 0.171 \\ Ortho & 0.304 & 0.292 & 0.227 & 0.246 & 0.284 & 0.285 & 0.347 & 0.384 & 0.234 & 0.192 \\ Cardiac & 0.213 & 0.326 & 0.265 & 0.340 & 0.356 & 0.321 & 0.357 & 0.332 & 0.408 & 0.187 \\ \hline \hline \end{tabular}
\end{table} 
Table 9: Final weights of alternative diseases with respect to the goal.