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Table 1 Factors independently associated with typhus group Rickettsiae (TGR) seropositivity in multivariate analysis, Reunion island, 2009 (n = 241)

From: Seroprevalence of typhus group and spotted fever group Rickettsia exposures on Reunion island

Rickettsia typhi IgG ≥ 1:64

Variables

n

%

Adjusted PPR

95% CI

Age

 < 20 years

1/24

2.07

0.13*

0.01–0.91

 20–39 years

14/77

16.35

1

–

 40–59 years

19/102

13.44

0.81

0.40–1.64

 ≥ 60 years

5/38

10.28

0.51

0.18–1.42

Gender

 Female

19/136

11.69

0.74

0.40–1.35

 Male

20/105

17.19

1

–

Microregion**

 North

0/17

0.00

NA

–

 South

8/80

6.76

1

–

 West

20/78

23.22

2.53*

1.07–5.97

 East

11/66

17.74

2.21

0.85–5.70

  1. Data are numbers (n), weighted seropositive rates (%), adjusted prevalence proportion ratios (PPR), and 95% confidence intervals (95% CI)
  2. NA not assessed
  3. P values linked to variable names are given for overall design-based Pearson chi2 tests
  4. P values linked to PPR are given for within-each-category Wald tests
  5. * P < 0.05
  6. ** P < 0.01
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BMC Research Notes

ISSN: 1756-0500

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