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Relationship between fragmented QRS and intraventricular dyssynchrony
| Significant systolic dyssynchrony, n | No significant systolic dyssynchrony, n | Total, n | |
|---|---|---|---|
| Fragmented QRS | 29 (true positive) | 11 (false positive) | 40 |
| Normal QRS | 3 (false negative) | 17 (true negative) | 20 |
| Total | 32 | 28 | 60 |
