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Table 3 Univariate and multivariate logistic regression analysis about VT induction during RFCA

From: The effect of anesthesia depth on radiofrequency catheter ablation of ventricular tachycardia: a retrospective study

  Univariable Multivariable
Variables OR (95% CI) P Value OR (95% CI) P Value
Age 1.02 (0.99–1.04) 0.27
Gender (M) 1.93 (0.39–9.53) 0.42
LVEF 0.97 (0.93–1.01) 0.14
Protopathy     
Dilated cardiomyopathy 1.57 (0.59–4.19) 0.37
ARVC 2.67 (1.10–6.45) 0.03*a 3.17 (1.23–8.15) 0.02*
History of VT ablation 2.08 (0.64–6.80) 0.22
BIS     
> 50 1 1
40–50 1.38 (0.53–3.62) 0.51a 1.74 (0.63–4.80) 0.29
< 40 5.33 (1.23–23.01) 0.03*a 6.92 (1.47–32.56) 0.01*
Recurrence within 1 year 5.94 (2.25–15.69) < 0.01* 5.01 (1.88, 13.83) < 0.01*
  1. *P < 0 .05
  2. a Analyzed using multivariate analysis