# 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} \hline \hline  & **Sum of the Row** & **Synthetic Index** & **Sum of the Fuzzy Numbers** & **Weight** \\ \hline
**Chest Pain** & 1.9, 2.9, 6.1 & 0.003, 0.02, 0.06 & 0.08 & 0.01 \\
**Toothache** & 3.6, 8.0, 55.1 & 0.01, 0.04, 0.52 & 0.57 & 0.07 \\
**Fever** & 6.1, 10.0, 22.9 & 0.01, 0.05, 0.22 & 0.28 & 0.04 \\
**Thirst** & 5.5, 15.5, 76.8 & 0.01, 0.08, 0.73 & 0.82 & 0.11 \\
**Weight Loss** & 8, 20.9, 124.7 & 0.01, 0.11, 1.18 & 1.30 & 0.17 \\
**Blurred Vision** & 9.2, 25.1, 138.5 & 0.01, 0.13, 1.31 & 1.45 & 0.19 \\
**Dizziness** & 22.6, 36.1, 126.4 & 0.03, 0.19, 1.19 & 1.41 & 0.19 \\
**Swelling** & 24.6, 32.1, 30.4 & 0.04, 0.17, 0.29 & 0.50 & 0.06 \\
**Depression** & 24.1, 40.5, 99.7 & 0.04, 0.21, 0.94 & 1.19 & 0.16 \\ \hline \hline \end{tabular}
\end{table} 
Table 4: Relative weights of criteria symptoms. \begin{table}
\begin{tabular}{c c c c c c c c c} \hline \hline
**FEVER** & **Mental Illness** & **D Diabetes** & **Skin** & **Eye** & **Dental** & **Ortho** & **Cardiac** & **Weights** \\ \hline
**Mental Illness** & \(1,1,1\) & 0.02, 0.18, 0.80 & 0.33, 0.28, 0.40 & 0.33, 0.27, 0.40 & 0.02, 0.18, 0.80 & 0.07, 0.23, 0.70 & 0.02, 0.18, 0.80 & 0.07, 0.23, 0.70 & 0.01 \\ Diabetes & \(1,3,56,500\) & \(1,1,1\) & 0.08, 0.10, 0.10 & 1.0, 0.07, 0.23, 0.70 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.07, 0.23, 0.70 & 0.01 \\ Skin & \(1,4,44,143\) & \(1,1,1\) & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.02, 0.28, 0.50 & 0.09 \\ Eye & \(1,3,56,500\) & \(1,1,1\) & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.19 \\
**Dental** & \(1,3,56,500\) & \(1,3,56,500\) & \(1,3,56,500\) & \(2,0,36,45\) & \(1,1,1\) & 0.07, 0.23, 0.70 & 0.22, 0.28, 0.50 & 0.20 \\
**Ortho** & \(1,4,44,143\) & \(1,3,56,500\) & \(1,3,56,500\) & \(1,4,4,44,143\) & \(1,2,56,500\) & \(1,1,1\) & 0.02, 0.18, 0.80 & 0.23 \\
**Cardiac** & \(1,3,56,500\) & \(1,3,56,500\) & \(2,3,36,45\) & \(1,3,56,500\) & \(2,3,36,45\) & \(1,3,56,500\) & \(1,1,1\) & 0.26 \\ \hline \hline \end{tabular}
\end{table} 
Table 6: Evaluation of the symptom fever with alternative diseases. \begin{table}
\begin{tabular}{c c c c c c c c c} \hline \hline
**BUUREED VISION** & **Mental Illness** & **D diabetes** & **Skin** & **Eye** & **Dental** & **Ortho** & **Cardiac** & **Weights** \\ \hline Mental Illness & \(1,1,1\) & 0.02, 0.18, 0.80 & 0.33, 0.28, 0.40 & 0.33, 0.27, 0.40 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.07, 0.23, 0.70 & 0.01 \\ Diabetes & \(1,3,56,500\) & \(1,1,1\) & 0.80, 0.10, 0.10 & 1.0, 0.07, 0.23, 0.70 & 0.47, 0.23, 0.30 & 0.10, 0.30, 0.60 & 0.10 \\ Skin & \(1,3,56,500\) & \(1,1,1\) & 0.02, 0.18, 0.80 & 0.10, 0.30, 0.60 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.03 \\ Eye & \(2,5,37,30\) & \(0,0,1\) & \(1,3,56,500\) & \(1,1,1\) & 0.10, 0.30, 0.60 & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.11 \\ Dental & \(1,3,56,500\) & \(1,4,44,143\) & \(1,7,33,10\) & \(1,7,33,10\) & \(1,1,1\) & 0.02, 0.18, 0.80 & 0.02, 0.18, 0.80 & 0.15 \\ Ortho & \(1,3,56,500\) & \(3,3,44,21\) & \(1,3,56,500\) & \(1,3,56,500\) & \(1,3,56,500\) & \(1,1,1\) & 0.02, 0.18, 0.80 & 0.29 \\ Cardiac & \(1,4,44,143\) & \(1,7,37,77\) & \(1,3,56,500\) & \(1,3,56,500\) & \(1,3,56,500\) & \(1,3,56,500\) & \(1,1,1\) & 0.32 \\ \hline \hline \end{tabular}
\end{table} 
Table 7: Evaluation of the symptom blurred vision with alternative diseases.