Table 3.

Multivariable mixed effects logistic regression of factors associated with MERS-CoV Seropositivity.

Reduced Model
Indicators	aOR (95 %CI)	P-Value
Herd Size	1.0014 (1.00023−1.00271)	0.021
Production system
Pastoralist	5.40 (1.67–17.49)	0.005
Ranching	Reference
Age in years
<1 year	Reference
1−2 years	1.64 (1.04–2.59)	0.033
2−3 years	3.27 (1.91–5.61)	<0.001
>3 years	6.12 (4.04–9.30)	<0.001
Sex
Female	1.75 (1.27–2.41)	0.001
Male	Reference

aOR = Adjusted Odds Ratio, CI = Confidence Interval, P-Value = Probability value.