Table 2.
Univariate Analysis, Relative Risk ratio for Unusual ECG pattern
| Characteristic (%) | RR | 95%CI | p value |
|---|---|---|---|
| Age | 1.01 | 0.978–1.05 | 0.50 |
| Age >50 years | 0.54 | 0.18–1.18 | 0.13 |
| Male | 0.79 | 0.29–2.10 | 0.64 |
| Reduced Ejection fraction (EF<55) | 2.21 | 1.06–4.63 | 0.033 |
| Severely reduced EF<35 | 1.85 | 0.73–4.73 | 0.22 |
| Atrial Fibrillation | 1.13 | 0.48–2.64 | 0.78 |
| Structural Heart Disease | 1.57 | 0.75–3.33 | 0.23 |
| Congestive Heart Failure | 2.88 | 1.38–5.99 | 0.006 |
| Hypertension | 0.63 | 0.23–1.72 | 0.35 |
| Diabetes | N/A | ||
| Hyperlipidemia | 0.91 | 0.14–5.81 | 0.92 |
| Left Atrial Enlargement (ECHO) | 1.38 | 0.62–3.07 | 0.44 |
| Left Ventricular Hypertrophy (ECHO) | 0.40 | 0.58–4.87 | 0.31 |
| Valve Disease | N/A | ||
| COPD | N/A | ||
| Previous PVI | N/A | ||
| ACEI or ARB | 1.1 | 0.44–2.68 | 0.86 |
| Previous CT Surgery | 0.65 | 0.30–1.41 | 0.27 |
| CW Pattern on EPS | 5.1 | 2.62–9.78 | <0.005 |
| CL >250(msec) | 2.44 | 0.77–7.74 | 0.10 |