Table 1.

AIR score.

Predictive Factor
Vomiting		1
Pain in the RIF of abdomen		1
Rebound tenderness/abdominal guarding	Light	1
	Medium	2
	Strong	3
Body temperature ≥38.5 °C		1
Polymorphonuclear leukocytes	<70%	0
	70–84%	1
	≥85%	2
CRP level	<10 mg/L	0
	10–49 mg/L	1
	≥50 mg/L	2
WBC count	<10 × 109/L	0
	10–14.9 × 109/L	1
	≥15 × 109/L	2

RIF—Right inferior fossa; CRP—C reactive protein; WBC—White blood cell.