Table 2.
Fontan revision and Fontan completion comparison.
| Revision | Fontan completion | p-value | |
|---|---|---|---|
| Age at surgery (yrs) | 13.1 ±5.7 [12.7, 10.1] | 2.1±0.9 [2.2, 1.7] | <0.001 |
| Age at follow up (yrs) | 15.6±2.9 [15.0, 5.8] | 3.5±2.5 [2.6, 2.8] | <0.001 |
| Follow up time (months) | 30±41 [9, 68] | 16±25 [2, 64] | 0.492 |
| HFD prediction error | 15±18 [7, 31] | 18±10 [17, 16] | 0.795 |
| IVC flow change (L/min) | 0.22±0.16 [0.15, 0.32] | 0.25±0.19 [0.17, 0.33] | 0.782 |
| SVC flow change (L/min) | 0.35±0.13 [0.4, 0.24] | 0.44±0.32 [0.34, 0.56] | 0.573 |
| AZ flow change (L/min) | 0.61±0.45 [0.63, 0.82] | 0.20±0.17 [0.2, 0.32] | 0.104 |
| LPA flow change (L/min) | 0.57±0.19 [0.57, 0.32] | 0.48±0.37 [0.35, 0.67] | 0.638 |
| RPA flow change (L/min) | 0.80±0.60 [0.91, 1.13] | 0.25±0.22 [0.14, 0.39] | 0.052 |
| IVC flow change (%) | 42±42 [35, 62] | 41±26 [32, 35] | 0.955 |
| SVC flow change (%) | 36±21 [35, 40] | 48±29 [52, 44] | 0.462 |
| AZ flow change (%) | 49±30 [51, 58] | 40±28 [48, 52] | 0.656 |
| LPA flow change (%) | 38±21 [30, 41] | 59±35 [64, 38] | 0.274 |
| RPA flow change (%) | 62±40 [55, 58] | 41±53 [19, 32] | 0.471 |
| PFD change (%) | 9±9 [4, 14] | 14±6 [13, 12] | 0.261 |
| TCPC deviation (mm) | 3.3±0.8 [3, 1.4] | 1.6±0.5 [1.5, 0.9] | 0.001 |
| TCPC max deviation (mm) | 17.6±2.0 [19, 3.5] | 9.2±3.7 [9.4, 4.1] | 0.004 |
| Graft deviation (mm) | 5.6±2.8 [6.3, 5.1] | 2.8±1.9 [2.7, 3.0] | 0.062 |
| Graft max deviation (mm) | 15.3±4.4 [15.5, 8.3] | 9.3±4.5 [9.4, 6.2] | 0.046 |
| Graft insertion offset (mm) | 13.5±8.3 [15.0, 16.1] | 5.8±4.5 [6.8, 7.5] | 0.063 |
Change represents absolute difference between pre-operative and post-operative flows. Hepatic flow distribution (HFD); inferior and superior vena cava (IVC and SVC); left and right pulmonary artery (LPA and RPA); azygous vein (AZ); pulmonary flow distribution (PFD); total cavopulmonary connection (TCPC).