Table 3: Clinical presentations at admission.

Clinical features	Fisher Exact test p value	95% confidence interval	Odds ratio
Fever	0.54	0.44–7.14	1.74
Abdominal pain	0.74	0.32–6.58	1.42
Sepsis / Shock	0.32	0.08–2.12	0.45
Lethargy	0.48	0.37–11.05	1.9
Chills/Rigors	0.45	0.34–15.56	2.07
Loss of weight	0.67	0.04–4.07	0.51
Diarrhoea	0.66	0.18–23.156	1.74
Nausea/Vomiting	0.60	0.11–143.97	2.29
Confusion	1.00	0.01–90.77	1.1