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Table 2 Results of final best fitting multivariable mixed effect generalized linear model for the probability of C. burnetii seropositivity in dairy cattle (n = 227) in Jimma, Ethiopia

From: Seroprevalence of and risk factors for Q fever in dairy and slaughterhouse cattle of Jimma town, South Western Ethiopia

Variables Category No tested Prevalence (%) 95%CI OR(95% CI)a P- value
Lower Upper
Ageb In years 227 14 (6.17) 3.41 10.13 1.51 (1.30,1.75) 0.000
Tick infest No (Ref) 123 7(5.69) 2.32 11.37 1 0.027
  Yes 104 7(6.73) 3.30 13.25 0.07(0.01, 0.74)  
Management system Intensive 129 6(4.65) 1.73 9.85 1 0.047
  Semi-intensive 98 8(8.16) 3.59 15.45 8.08(1.03,63.68)  
Presence nuisance animals (dog, cat, mice…) No 70 3(4.29) 0.89 12.02 1 0.120
Yes 157 11(7.01) 3.55 12.19 5.65(0.64,50.23)  
Parity Heifer (ref) 65 2(3.08) 0.37 10.68 1  
Perimiparous 42 3(7.14) 1.50 19.48 0.56(0.07, 4.39) 0.580
Multiparous 116 6(5.17) 2.39 10.83 0.45(0.11, 1.88) 0.272
  1. Legend: Ref. Reference, OR Odds Ratio, CI Confidence Interval, aAdjusted for random effect of farm, bAge was measured in years