Table 6 Factors in pediatric VT ablation outcomes
From: Radiofrequency catheter ablation of ventricular tachycardia in pediatric patients
Long-term success (24 procedures) | Unfavorable outcome (9 procedures) | p Value | |
|---|---|---|---|
Ablation age (years) | 0.207 | ||
Median (range) | 14 (7–19) | 13 (10–16) | |
Sex (male/female) | 19/5 | 6/3 | 0.651 |
LV/RV origin | 20/4 | 6/1 | 1.000 |
VT inducibility | < 0.001 | ||
Not induced, n | 0 | 2 | |
Poor inducibility, n | 7 | 7 | |
Easy inducibility, n | 17 | 0 | |
VT rate (/min) | 0.007 | ||
Median | 174 | 229 | |
Range | 125–247 | 169–358 | |
QRS duration (msec) | 0.519 | ||
Median | 135 | 136 | |
Range | 73–170 | 117–155 |