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Table 2 Unadjusted and adjusted relationships between Q fever seropositivity and case-control status.

From: Lack of association between serological evidence of past Coxiella burnetii infection and incident ischaemic heart disease: nested case-control study

  Unadjusted odds ratio (95% CI) Adjusted odds ratio1 (95% CI) Adjusted odds ratio2 (95% CI) Adjusted odds ratio3 (95% CI)
Q fever status     
Seronegative 1.00 (reference category) 1.00 (reference category) 1.00 (reference category) 1.00 (reference category)
Seropositive 0.95 (0.57 1.57) 0.96 (0.56, 1.64) 1.04 (0.59, 1.82) 1.20 (0.66, 2.18)
  1. 1 adjusted for age, smoking, body mass index, systolic and diastolic blood pressure, social class, physical activity, and alcohol intake
  2. 2 further adjustment for total cholesterol, HDL cholesterol, and triglycerides
  3. 3 further adjustment for fibrinogen, CRP, and IL-6