Detailed patient characteristics
| Value | Nm | |
|---|---|---|
| Specific cardiac diagnosis | ||
| Isomerism | 6/68 (9) | 0 |
| Great arteries abnormality | 6/68 (9) | 0 |
| Dextrocardia | 6/68 (9) | 0 |
| Left dominant ventricle | 48/68 (71) | 0 |
| Atrioventricular valve regurgitation | 42/66 (64) | 2 |
| Pulmonary artery stenosis | 34/68 (50) | 0 |
| Subaortic stenosis | 21/67 (31) | 1 |
| Surgical procedures before Fontan procedure | ||
| Number of procedures before Fontan | 2±1 (0–4) | 1 |
| Pulmonary angioplasty | 26/67 (39) | 1 |
| Damus-Kaye-Stansel procedure | 8/68 (12) | 0 |
| Subaortic resection | 11/68 (16) | 0 |
| Pulmonary artery banding | 13/68 (19) | 0 |
| Blalock-Taussig shunt | 45/68 (66) | 0 |
| Early (<30 days of age) | 23/68 (34) | 0 |
| Late (>30 days of age) | 22/68 (32) | 0 |
| Bicavopulmonary anastamosis | 44/67 (65) | 1 |
| Preoperative arrhythmia | 16/67 (24) | 1 |
| Last catheterization before Fontan procedure | ||
| Pulmonary artery pressure, mmHg | 11±4 (1–18) | 3 |
| Left ventricular end-diastolic pressure, mmHg | 7±2 (2–12) | 6 |
| Systolic ejection fraction, % | 64±10 (44–84) | 28 |
| Oxygen saturation, % | 83±5 (70–99) | 0 |
| Fontan connection type | ||
| Atriopulmonary | 9/68 (13) | 0 |
| Atrioventricular | 2/68 (3) | 0 |
| Internal intracardiac lateral tunnel | 18/68 (26) | 0 |
| External intracardiac lateral tunnel | 28/68 (41) | 0 |
| Extracardiac conduit | 11/68 (16) | 0 |
| Weight at surgery, kg | 16.7±8.3 (10–63) | 0 |
| Use of Gor-Tex in Fontan connection | 41/66 (62) | 2 |
| Fenestration performed | 44/68 (65) | 0 |
| Size of fenestration, mm | 4.0±0.5 (3.0–5.0) | 27 |
| Aortic cross-clamp time, min | 52±19 (24–95) | 6 |
| Cardiopulmonary bypass time, min | 135±47 (64–323) | 2 |
| Intensive care unit stay, days | 6±9 (1–74) | 8 |
| Duration of hospitalization, days | 19±16 (8–95) | 2 |
| Complications post-Fontan/follow-up | ||
| Pleural effusion | 25/66 (38) | 2 |
| Pericardial effusion | 15/66 (23) | 2 |
| Postoperative arrhythmia | 24/65 (37) | 3 |
| Central nervous system deficits | 8/66 (12) | 2 |
| Thrombosis | 2/68 (3) | 0 |
| Last catheterization post-Fontan procedure | ||
| Interventional catheterization | 14/66 (21) | 2 |
| Pulmonary artery pressure, mmHg | 12±4 (6–28) | 25 |
| Left ventricular end-diastolic pressure, mmHg | 7±3 (1–18) | 36 |
| Pulmonary vascular resistance index, L/min/m2 | 1.5±1.1 (0.2–4.7) | 29 |
| Oxygen saturation, % | 91±4 (76–98) | 4 |
| Venous collaterals | 15/66 (23) | 2 |
Data presented as n/n (%) or mean ± SD (range). Nm Number missing