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Table 2 Occupation

From: Risk factors for human Leptospira seropositivity in South Germany

Comparison of exposure groups “yes” vs. “no”

Proportion of Leptospira IgG positive subjects

Corrected

Exposed

Non-exposed

RR [95 % CI]

Exposed

Non-exposed

RR [95 % CI]

Gardener

3.0 % (1/33)

1.1 % (10/919)

2.8 [0.3; 15.8]

2.5 % (0.8/33)

0.2 % (2.0/919)

11.3 [0.0; 119.9]

Forestry worker

30.0 % (3/10)

4.0 % (38/939)

7.4 [2.4; 6.3]

34.3 % (3.4/10)

3.7 % (34.8/939)

9.2 [2.6; 21.4]

Hunter

12.5 % (1/8)

4.2 % (40/944)

3.0 [0.2; 1.7]

13.7 % (1.1/8)

3.9 % (37.2/944)

3.5 [0.2; 16.6]

Farmer

8.3 % (3/36)

4.1 % (38/920)

2.0 [0.6; 5.6]

8.8 % (3.2/36)

3.8 % (35.0/920)

2.3 [0.6; 7.1]

Seeing rodents at work

7.7 % (3/39)

4.1 % (39/956)

1.9 [0.6; 5.2]

8.0 % (3.1/39)

3.7 % (35.8/956)

2.1 [0.6; 6.8]

Any outdoor occupation

5.1 % (7/137)

4.1 % (35/855)

1.2 [0.6; 2.7]

5.0 % (6.8/137)

3.8 % (32.2/855)

1.3 [0.5; 3.0]

Other outdoor occupation not mentioned in this table

2.7 % (2/74)

4.5 % (39/874)

0.6 [0.1; 2.1]

2.1 % (1.6/74)

4.2 % (36.7/874)

0.5 [0.0; 2.3]

Veterinarian

0.0 % (0/1)

4.3 % (41/947)

0.0 [0.0; 22.5]

0.0 % (0/1)

4.0 % (38.3/947)

0.0 [0.0; 24.2]

Waste worker

0.0 % (0/12)

4.4 % (41/938)

0.0 [0.0; 5.7]

0.0 % (0/12)

4.1 % (38.4/938)

0.0 [0.0; 6.1]

Shepherd

0.0 % (0/3)

4.3 % (41/944)

0.0 [0.0; 14.5]

0.0 % (0/3)

4.1 % (38.3/944)

0.0 [0.0; 15.5]

  1. Italic values show risk factors whose 95 % CI do not contain the value 1, i.e. they are statistically significant on the 5 % level