Table 4.

Bivariable logistic regression analysis for Seoul hantavirus antibody detection in Rattus rattus and Rattus norvegicus.

Explanatory variables	Odds ratio	95% Conf. interval a	p-value
Landscape structure
Residential- public b	Ref	–	–
Army camps	0.47	0.22, 0.93	0.039
Commercial sites	1.10	0.73, 1.65	0.6
Construction sites	0.16	0.05, 0.41	< 0.001
Food establishments	0.69	0.40, 1.15	0.2
Industrial areas	1.44	0.79, 2.61	0.2
Parks	0.55	0.23, 1.19	0.15
Residential- private	0.35	0.10, 0.93	0.056
Schools	0.18	0.01, 0.98	0.11
Shipyards	2.09	0.94, 4.77	0.073
Species
Rattus rattus b	Ref	–	–
Rattus norvegicus	2.34	1.52, 3.71	< 0.001
Sex
Male b	Ref	–	–
Female	1.56	1.21, 2.01	< 0.001
Weight (g)
Rattus rattus	1.02	1.01, 1.03	< 0.001
Rattus norvegicus	1.006	1.005, 1.07	< 0.001

Significant values (P < 0.05) are shown in bold.

^a 95% Confidence Interval.

^b Reference category.