Table 2.
Univariate and Multivariate Predictors of Sudden Cardiac Arrest and Total Cardiac Death
| Characteristic | SCA (n = 23, 17%) | Total Cardiac Death (n = 41, 30%) | ||
|---|---|---|---|---|
| Univariate HR (95% CI) |
Multivariate HR (95% CI) |
Univariate HR (95% CI) |
Multivariate HR (95% CI) |
|
| Age (per 1 year increment) | NS | - | NS | - |
| Race (Black vs White) | NS | - | NS | - |
| Body Mass Index | NS | - | NS | - |
| NYHA class | NS | - | NS | - |
| Diabetes Mellitus (yes vs no) | NS | - | NS | - |
| BNP (per 500 units increment) | 1.64 (1.23–2.72) | 1.43 (1.08–2.20) | 1.64 (1.23–2.71) | 1.52 (1.20–2.02) |
| LVEF (per 1% decline) | NS | - | NS | - |
| LVEDVI (per 10 units increment) | 1.33 (1.15–1.60) | 1.31 (1.13–1.60) | 1.29 (1.16–1.45) | 1.28 (1.15–1.44) |
| Infarct Size | NS | - | NS | - |
| T wave Inversions in Leads V5 and V6 | NS | - | NS | - |
| Selvester Score | NS | - | NS | - |
| QRS-T Angle | NS | - | NS | - |
| QTc Prolongation (> 450 ms) | 3.33 (1.26–8.76) | NS | NS | - |
| T/aVR Amplitude (per 1 mm increment) | 1.34 (1.02–1.81) | NS | 1.31 (1.04–1.65) | NS |
| QRS-Corrected T/aVR Amplitude | NS | NS | 0.28 (0.08–0.96) | NS |
| Discordant T/aVR (>0 mm) | 3.33 (1.46–7.61) | 2.02 (1.04–4.92) | 2.70 (1.46–4.98) | 1.98 (1.03–3.67) |
Bold denotes statistical significance.