Hyperamylasemia Caused by the Hantaan Virus: A Retrospective Study of 101 Patients with Hemorrhagic Fever with Renal Syndrome in West China

Table 4

Independent risk factors for HA in HFRS patients.

Parameter		SEM	Wald	df		OR	95% CI for OR
							Lower	Upper
Age	0.53	0.19	7.59	1	<0.001	1.69	1.17	2.47
	1.82	0.39	21.47	1	<0.001	6.15	2.85	13.25
	1.45	0.58	6.28	1	<0.05	4.25	1.37	13.20
Constant	-8.61	1.84	21.96	1	<0.001