Table 2

Clinical correlates of acute idiopathic pericarditis

Univariate regressionMultivariate regression
OR (95% CI)p ValueOR (95% CI)p Value
URTI or GE14.00 (1.84 to 106.46)0.01137.18 (1.91 to 724.99)0.017
Heart disease*2.20 (0.76 to 6.33)0.1442.48 (0.63 to 9.80)0.195
Hypertension1.00 (0.35 to 2.85)1.000
Dyslipidaemia2.57 (1.07 to 6.16)0.0342.46 (0.59 to 10.31)0.218
Diabetes1.75 (0.51 to 5.98)0.372
Smoking1.83 (0.68 to 5.00)0.350
Obesity1.67 (0.40 to 6.97)0.484
Antiplatelet therapy1.50 (0.42 to 5.32)0.530
Tachycardia0.42 (0.15 to 1.18)0.1000.45 (0.89 to 2.34)0.345
High WCC0.80 (0.37 to 1.71)0.565
  • Clinical correlates with p<0.2 underwent multivariate analysis.

  • *Defined as valvular and/or ischaemic heart disease.

  • Antiplatelet therapy, aspirin and/or clopidogrel; GE, gastroenteritis; obesity, body mass index ≥30 kg/m2; tachycardia, heart rate >100 bpm; URTI, upper respiratory tract infection; High WCC, white cell count >9.8 G/L.