Skip to main content

Table 2 Maternal characteristics associated with Q fever seropositivity in bivariate analysis, among 1112 parturient women, Reunion island, January to July 2014

From: Q fever seroprevalence in parturient women: the EQRUN cross-sectional study on Reunion Island

Outcome: Coxiella burnetii Phase 2 IgG ≥ 1:64
Exposure variablesnCrude %Crude PPR95% CIP value
Maternity centre    0.146
Level-4, Saint Pierre127 / 64519.71.210.93–1.57 
Level-1, Le Tampon76 / 46716.31  
Area of residence    0.563
North or East1 / 425.01  
West12 / 5521.80.870.14–5.12 
South174 / 93918.50.740.13–4.07 
Neighbourhood deprivationa   0.838
Minimum91 / 47719.11  
Intermediate66 / 34619.11.000.75–1.33 
High30 / 17517.10.890.61–1.31 
Age    0.172
≤ 25 years81 / 42419.11  
26–31 years50 / 33315.00.790.57–1.08 
32–47 years72 / 35520.31.060.80–1.41 
Place of birth    0.302
Reunion141 / 77118.31.080.74–1.57 
Indian ocean17 / 6725.41.500.88–2.57 
Metropolitan France27 / 16016.91  
Marital Status    0.076
In couple125 / 72317.31  
Celibacy60 / 27022.21.290.97–1.69 
Education    0.349
Primary school9 / 4420.51.240.65–2.33 
Middle school38 / 16523.01.390.96–2.02 
High school77 / 38320.11.210.88–1.67 
University54 / 32716.51  
Occupation    0.421
Unemployed120 / 60120.01.190.90–1.56 
Farmer0 / 20.0NA  
Other work67 / 40016.71  
Parity    0.236
Nullipara77 / 40718.91.170.85–1.60 
Primipara55 / 34016.21  
Multipara57 / 26421.61.330.95–1.86 
  1. Data are numbers, crude seropositive rates (%), crude prevalence proportion ratios (PPR) and 95% confidence intervals (95% CI). NA: not assessed. P values are given for Pearson chi2 tests and not for Wald tests
  2. aDerived from a homemade social deprivation index categorising the 24 municipalities of the island into tree levels based on three indices: socio-economic composition (three variables) [20]