Table 7.
Univariate and multivariate backward stepwise Cox regression analysis to estimate predictors of major arrhythmic ventricular events in the total ICD population (n = 61 after exclusion of 7 missing data patients).
| Univariate | Multivariate | |||||
|---|---|---|---|---|---|---|
| Variable | HR | 95% CI | p | HR | 95% CI | p |
|
Sequelae group
(vs. acute myocarditis) |
2.26 | 1.04–4.91 | 0.041 | 2.88 | 1.29–6.44 | 0.010 |
| LVEF < 50% | 1.76 | 0.87–3.58 | 0.119 | |||
| Wide QRS | 1.94 | 0.83–4.53 | 0.124 | |||
| Anterior LGE location | 2.05 | 1.01–4.17 | 0.047 | 2.60 | 1.28–5.59 | 0.009 |
CI: confidence interval; HR: hazard ratio; LGE: late gadolinium enhancement; LVEF: left ventricular ejection fraction.