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Table 1 Multivariate analysis showing factors associated with brucellosis during the prospective study (January 2013 – February 2013)

From: Annual trends of human brucellosis in pastoralist communities of south-western Uganda: a retrospective ten-year study

  Brucellosis results, n (%) Unadjusted RR(95 % CI) Adjusted RR(95 % CI) P-value
Variables Negative 416(68.2 %) Positive 194(31.8 %)    
Age
 0–18 38(9.1) 23(11.9) 1 1  
 19–30 168(40.4) 76(39.2) 0.83(0.57–1.20) 0.77(0.53–1.12) 0.18
 31–45 128(30.8) 69(35.6) 0.94(0.65–1.37) 0.86(0.58–1.26) 0.44
 46–60 65(15.6) 17(8.8) 0.54(0.32–0.94) 0.50(0.29–0.84) 0.01*
 +61 17(4.1) 9(4.6) 0.92(0.49–1.70) 0.83(0.45–1.51) 0.54
Sex
 Male 153(36.8) 60(30.9) 1 1  
 Female 263(63.2) 134(69.1) 1.21(0.93–1.57) 0.81(0.63–1.04) 0.10
Occupation
 Farmer 142(34.1) 68(35.1) 1 1  
 Agro-pastoralist 66(15.9) 41(21.1) 1.17(0.86–1.59) 0.81(0.48–1.38) 0.44
 Pastoralists 14(3.4) 9(4.6) 1.19(0.69–2.05) 0.89(0.52–1.53) 0.68
 Others 194(46.6) 76(39.2) 0.85(0.65–0.12) 0.66(0.39–1.12) 0.12
Malaria results
 Negative 381(91.6) 166(85.6) 1 1  
 Positive 35(8.4) 28(14.4) 0.94(0.56-1.03) 2.29(0.68–1.31) 0.73
Typhoid test
 Negative 405(97.4) 120(61.9) 1 1  
 Positive 11(2.6) 74(38.1) 0.67(0.53–0.87) 0.68(0.52–0.89) <0.005*
  1. RR Risk ratio
  2. * means level of significance <0.05