Table 1.
Patient characteristics and summarized hemodynamic data from MRI. BSA body surface area, LPA left pulmonary artery, %PFDLPA fraction of total pulmonary blood to LPA, VCS vena cava superior, VCI vena cava inferior, RPA right pulmonary artery, Flow BSA indexed time averaged flow, wPI weighted pulsatile index, APC aortopulmonary collateral flow (total pulmonary vein flow — total pulmonary artery flow)
| Patient group | Age (years) | BSA (m2) | %PFDLPA | wPI | VCS flow (l/min/m2) | VCI flow (l/min/m2) | RPA flow (l/min/m2) | LPA flow (l/min/m2) | APC flow (l/min/m2) |
|---|---|---|---|---|---|---|---|---|---|
| TCPC (n = 9) mean ± SD (range) | 9.2 ± 5.6 (3–17) | 1.1 ± 0.43 (0.56–1.7) | 38 ± 11% (17–53%) | 46 ± 14% (29–72%) | 0.82 ± 0.19 (0.60–1.2) | 1.2 ± 0.51 (0.36–2.3) | 1.2 ± 0.39 (0.57–1.8) | 0.71 ± 0.41 (0.12–1.6) | 1.1 ± 0.69 (0.14–2.4) |
| Glenn (n = 6) mean ± SD (range) | 2.8 ± 0.26 (2.3–3.1) | 0.56 ± 0.03 (0.52–0.60) | 43 ± 6.7% (35–53%) | 48 ± 8.6% (36–61%) | 1.5 ± 0.26 (1.2–1.9) | 1.3 ± 0.22 (0.96–1.7) | 0.85 ± 0.17 (0.65–1.1) | 0.64 ± 0.16 (0.42–0.82) | 1.1 ± 0.35 (0.58–1.4) |
| All (n = 15) mean ± SD (range) | 6.6 ± 5.4 (2.3–17) | 0.90 ± 0.43 (0.52–1.7) | 40 ± 10% (17–53%) | 47 ± 12% (29–72%) | 1.1 ± 0.39 (0.69–1.9) | 1.3 ± 0.42 (0.36–2.3) | 1.1 ± 0.36 (0.57–1.8) | 0.68 ± 0.33 (0.12–1.6) | 1.5 ± 0.26 (0.14–2.4) |