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Table 1 Univariable logistic regression of occupational groups associated with infection attributed to different leptospiral serovars, Queensland 2001 to 2013

From: The emergence of Leptospira borgpetersenii serovar Arborea in Queensland, Australia, 2001 to 2013

Serovar

Arborea

Australis

Zanoni

Hardjo

Number of cases attributed to serovar

233

194

270

147

Occupation

N

% of Total

Odds Ratioa (95 % CI)

Odds Ratioa (95 % CI)

Odds Ratioa (95 % CI)

Odds Ratioa (95 % CI)

Others/unknown

806

62.5 %

1

1

1

1

Meat workers

51

4.0 %

0.08 (0.01–0.58)

no cases

0.18 (0.04–0.74)

7.62 (4.16–13.94)

Dairy farmers

41

3.2 %

0.21 (0.05–0.86)

no cases

2.01 (1.02–3.98)

5.21 (2.61–10.37)

Banana workers

202

15.7 %

0.39 (0.23–0.66)

1.62 (1.11–2.36)

2.96 (2.12–4.13)

0.31 (0.13–0.72)

Grazier/Stockmen

39

3.0 %

0.88 (0.38–2.02)

0.14 (0.02–1.01)

0.36 (0.11–1.19)

7.76 (3.94–15.27)

Other agricultural/rural workers

117

9.1 %

1.78 (1.16–2.73)

0.54 (0.28–1.03)

0.41 (0.21–0.79)

1.48 (0.82–2.67)

Tourists/tourism operators

33

2.6 %

1.28 (0.57–2.90)

0.72 (0.51–2.07)

1.63 (0.74–3.57)

no cases

Total

1289

100.0 %

 
  1. aStatistically significant odds ratios shown in bold