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Table 4 Optimization of the results of the orthogonal array testing

From: Optimization of parameters for femoral component implantation during TKA using finite element analysis and orthogonal array testing

Model Experimental factor j (j = 1, 2, 3, 4) Peak value of the pressure (MPa)
A B C D
1 1 1 1 1 21.29
2 1 2 2 2 19.82
3 1 3 3 3 30.83
4 2 1 2 3 16.46
5 2 2 3 1 27.25
6 2 3 1 2 24.49
7 3 1 3 2 24.07
8 3 2 1 3 30.22
9 3 3 2 1 23.68
K j1 23.98 20.61 25.33 24.07  
K j2 22.73 25.76 19.99 22.79  
K j3 25.99 26.33 27.38 25.84  
Rang Rj 3.26 5.72 7.39 3.05  
Ranking C > B > A     
Optimal level A2 B1 C2