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