|
Table 7: Statistical diagnostic value of the scales. |
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|
Test |
Alvarado |
RIPASA |
Proposed |
|
Sensitivity (%) |
90.47 |
90.64 |
91.06 |
|
Specificity (%) |
77.00 |
81.00 |
94.00 |
|
Positive predictive value (%) |
91.00 |
93.00 |
98.00 |
|
Negative predictive value (%) |
90.40 |
90.60 |
91.06 |
|
Area under the curve (AUC) |
0.835 |
0.855 |
0.925 |
|
Source: Result of the study. |
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