Table 2.
Patient Characteristics by Diastolic Function Grade
| Variable | No assignable DFG |
All with assigned DFG |
P1 | Normal (Grade 0) |
Impaired Relaxation (Grade 1) |
Pseudo- normalization (Grade 2) |
Restrictive (Grade 3) |
P2 |
|---|---|---|---|---|---|---|---|---|
| N | 220 | 326 | 104 | 30 | 120 | 72 | ||
| Time since Fontan, yr |
8.6±3.6 | 8.5±3.3 | .83 | 8.9±3.3 | 7.8±3.8 | 8.2±3.2 | 8.9±3.2 | 0.18 |
| Age at echo, yr |
12.1±3.5 | 11.7±3.3 | .31 | 12.3±3.5 | 11.4±3.4 | 11.2±3.1 | 12.0±3.4 | 0.09 |
| Heart rate, bpm* |
79±15 | 71 ±13 | <.001 | 68±11 | 80±9 | 77±13 | 64±12 | <.001 |
| Male | 57% | 62% | .24 | 61% | 50% | 66% | 64% | 0.43 |
|
Ventricular Type |
.75 | 0.30 | ||||||
| LV | 48% | 49% | 53% | 47% | 41% | 58% | ||
| RV | 35% | 33% | 28% | 37% | 39% | 26% | ||
| Mixed | 17% | 18% | 19% | 17% | 20% | 15% |
*
For heart rate N=160 without DFG, N=277 with DFG; N=88 DFG0, N=25 DFG1, N=100 DFG2; N=64 DFG3. DFG=Diastolic Function Grade
P1=p-value comparing subjects with vs. without an assignable DFG
P2=p-value comparing the 4 DFG groups