E/A | Non D.D (No. = 115) | D.D (No. = 35) | Chi-square test | |||
No. | % | No. | % | X2 | P-value | |
Normal | 115 | 100.0% | 0 | 0.0% | 30.000 | <0.001 |
Reversed | 0 | 0.0% | 35 | 100.0% |