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Table 3 Univariate and multivariate logistic regression for 30-day mortality (N = 996)

From: Comparison of outcomes in emergency department patients with suspected cardiac chest pain: two-centre prospective observational study in Southern China

  Unadjusted Odds Ratio (95% CI) P Adjusted Odds Ratio (95% CI) P
Age, years 1.069 (1.023–1.117) 0.003* 1.031 (0.977-1.089) 0.262
Males (vs Females) 2.008 (0.702–5.744) 0.193   
Past histories
 Smoker (vs non smoker) 2.256 (0.644–7.905) 0.204   
 Hypertension (vs non hypertension) 1.094 (0.413–2.899) 0.857   
 Diabetes (vs non diabetes) 0.702 (0.2–2.464) 0.58   
 Hyperlipidemia (vs non hyperlipidemia)     
 CHF (vs non CHF) 2.254 (0.635–7.998) 0.209   
 FHD (vs non FHD) 1.153 (0.328–4.053) 0.824   
 Stroke (vs non stroke) 0.568 (0.075–4.332) 0.586   
 PAD (vs non PAD)     
First ED characteristics
 Heart rate 1.003 (0.982–1.024) 0.804   
 SBP 0.980 (0.962–0.990) 0.044* 0.990 (0.963-1.089) 0.486
 DBP 0.973 (0.942–1.005) 0.1 1.02 (0.97–1.072) 0.435
NHYA class III, IV (vs NHYA class I,II) 3.557 (1.334–9.481) 0.011* 1.554 (0.405-5.972) 0.521
Troponin Elevation ≥2× (vs < 2×) 10.385 (1.228–87.874) 0.032* 2.471 (0.613-9.955) 0.203
Creatinine elevation (vs normal) 11.643 (3.947–34.347) < 0.0001* 9.189 (2.319-36.407) 0.002*
ST segment depression (vs normal) 0.175 (0.061–0.5) 0.001* 1.026 (0.973-1.083) 0.34
HEART Score 1.622 (1.228–2.143) 0.001* 0.706 (0.404-1.231) 0.22
Onset- ED time 0.966 (0.919–1.015) 0.172   
ED-ECG time 1 (1–1) 0.949   
  1. CHF Chronic heart failure, FHD Family history of heart disease PAD Peripheral arterial disease, SBP Systolic blood pressure, DBP Diastolic blood pressure
  2. Adjusted for age, SBP, DBP,ST segment depression, NHYA classification, troponin, HEART score and serum creatinine
  3. *statistically significant