Table 5.
Baseline characteristics of 111 datasets according to age quintiles
| Age | years range | 8.4 ± 4.3 | 17.0 ± 1.8 | 21.4 ± 1.6 | 28.4 ± 3.4 | 43.0 ± 6.2 | p |
|---|---|---|---|---|---|---|---|
| 2.0–13.8 | 14.1–19.5 | 19.6–23.6 | 24.1–34.2 | 35.2–55.9 | |||
| N = 23 | N = 22 | N = 22 | N = 23 | N = 21 | |||
| Male gender | N (%) | 10 (43 %) | 15 (68 %) | 9 (41 %) | 13 (57 %) | 14 (67 %) | 0.23 |
| HR | bpm | 82.8 ± 16.6 | 78.4 ± 12.5 | 69.6 ± 9.5 | 67.9 ± 10.5 | 77.9 ± 16.0 | <0.001 |
| Height | cm | 129.8 ± 32.4 | 166.1 ± 12.9 | 169.5 ± 10.7 | 172.4 ± 9.2 | 166.4 ± 10.4 | <0.001 |
| Weight | kg | 29.8 ± 16.2 | 55.5 ± 12.1 | 66.0 ± 16.5 | 71.0 ± 13.1 | 68.8 ± 14.9 | <0.00 1 |
| Complex malformation | N (%) | 10 (43 %) | 9 (41 %) | 9 (41 %) | 11 (48 %) | 10 (48 %) | 0.98 |
| Corrected malformation | N (%) | 13 (57 %) | 15 (68 %) | 18 (82 %) | 18 (78 %) | 12 (57 %) | 0.24 |
| Acquisition window | ms | 57.9 ± 28.0 | 69.8 ± 21.0 | 71.2 ± 15.2 | 76.3 ± 18.0 | 66.0 ± 18.1 | <0.05 |
| Scan duration | min | 10.9 ± 3.5 | 9.1 ± 4.4 | 9.2 ± 1.9 | 9.0 ± 2.5 | 9.0 ± 2.2 | 0.19 |
| Use of contrast | N (%) | 18 (78 %) | 21 (95 %) | 20 (91 %) | 22 (96 %) | 16 (76 %) | 0.15 |
| Diagnostic quality | N (%) | 19 (83 %) | 21 (95 %) | 21 (95 %) | 22 (96 %) | 17 (81 %) | 0.28 |
| Good/excellent quality | N (%) | 11 (48 %) | 18 (82 %) | 20 (91 %) | 17 (74 %) | 12 (57 %) | <0.01 |
| LAD visualized | N (%) | 20 (87 %) | 20 (91 %) | 22 (100 %) | 23 (100 %) | 18 (86 %) | 0.12 |
| LCx visualized | N (%) | 18 (78 %) | 19 (86 %) | 21 (95 %) | 21 (91 %) | 18 (86 %) | 0.49 |
| RCA visualized | N (%) | 23 (100 %) | 22 (100 %) | 21 (95 %) | 23 (100 %) | 20 (95 %) | 0.34 |