Table 1: Diagnostic Factors in Acute Appendicitis.
| Points | p-value | |
| Migration | 1 | < 0.001 |
| Anorexia | 1 | < 0.001 |
| Nausea/Vomiting | 1 | < 0.001 |
| Tenderness in the RLQ | 2 | < 0.001 |
| Rebound pain in the RLQ | 1 | < 0.001 |
| Elevation of temperature | 1 | < 0.015 |
| Leukocytosis | 2 | < 0.001 |
| Total points for the Modified Alvarado score | 9 | |
| Shift to the left | 1 | < 0.001 |
| Total points for the Alvarado score | 10 | |
| Age | 0.5-1 | < 0.118 |
| Male/Female | 1-0.5 | < 0.118 |
| Duration of pain | 0.5-1 | < 0.221 |
| Guarding | 2 | < 0.003 |
| Rovsing sign | 2 | < 0.378 |
| Normal urinalysis | 1 | < 0.506 |
| Right iliac fossa pain | 0.5 | < 1.000 |
| Foreign ID card | 0.5 | < 0.477 |
| Total points for the RIPASA score | 17.5 |