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Changes in tricuspid regurgitation (TR) severity after procedures performed by certified operators and operators in training.
| Post-procedural changes in TR | Certified operators* (93 procedures) | Operators in training** (17 procedures) | P |
|---|---|---|---|
| Increase in TR | 12%; 11/93 | 35%; 6/17 | 0.02 |
| No change in TR | 70%; 65/93 | 65%; 11/17 | 0.78 |
| Decrease in TR | 18%; 17/93 | 0%; 0/17 | 0.07 |
Operators 1, 3, and 5;
operators 2 and 4
