Odds ratio	95% CI	p value
Abnormal temperature on admission	1.36	0.52–3.3	0.4667
Abnormal respiratory rate on admission	0.91	0.20–3.72	> 0.9999
Abnormal heart rate on admission	1.79	0.75–4.80	0.2793
DOS Temperature	1.53	0.58–3.72	0.4408
RIF peritonism	0.56	0.24–1.40	0.2258
CT free fluid	1.85	0.55–5.17	0.3907
Perforated appendix	2.85	0.98–7.86	0.0725
Histology: inflamed	2.23	0.19–16.16	0.3984
Histology: suppurative	0.56	0.05–3.34	> 0.9999
Histology: gangrenous and perforated	1.10	0.27–4.92	> 0.9999