Table 4. Image Quality Scores for Visualization of Ascending Aorta, Left Main Coronary Artery and Left Ventricle.
| Region-of-Interest | Reader 1 | Reader 2 | Final Assessment | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Iohexol-380 (n = 114) |
Iohexol-350 (n = 110) |
P | Iohexol-380 (n = 114) |
Iohexol-350 (n = 110) |
P | Iohexol-380 (n = 114) |
Iohexol-350 (n = 110) |
P | |
| Ascending aorta | 0.620 | 0.393 | 0.368 | ||||||
| Score 1 | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (0.9) | 0 (0.0) | 1 (0.9) | |||
| Score 2 | 4 (3.5) | 2 (1.8) | 2 (1.8) | 0 (0.0) | 2 (1.8) | 0 (0.0) | |||
| Score 3 | 19 (16.7) | 22 (20.0) | 40 (35.1) | 40 (36.4) | 37 (32.5) | 39 (35.5) | |||
| Score 4 | 91 (79.8) | 86 (78.2) | 72 (63.2) | 69 (62.7) | 75 (65.8) | 70 (63.6) | |||
| Left main coronary artery | 0.683 | 0.213 | 0.186 | ||||||
| Score 1 | 0 (0.0) | 1 (0.9) | 0 (0.0) | 2 (1.8) | 0 (0.0) | 2 (1.8) | |||
| Score 2 | 11 (9.6) | 8 (7.3) | 11 (9.6) | 5 (4.5) | 10 (8.8) | 4 (3.6) | |||
| Score 3 | 22 (19.3) | 20 (18.2) | 48 (42.1) | 52 (47.3) | 49 (43.0) | 53 (48.2) | |||
| Score 4 | 81 (71.1) | 81 (73.6) | 55 (48.2) | 51 (46.4) | 55 (48.2) | 51 (46.4) | |||
| Left ventricle | 0.388 | 0.193 | 0.348 | ||||||
| Score 1 | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (0.9) | 0 (0.0) | 1 (0.9) | |||
| Score 2 | 9 (7.9) | 4 (3.6) | 10 (8.8) | 3 (2.7) | 8 (7.0) | 3 (2.7) | |||
| Score 3 | 29 (25.4) | 28 (25.5) | 29 (25.4) | 30 (27.3) | 31 (27.2) | 29 (26.4) | |||
| Score 4 | 76 (66.7) | 78 (70.9) | 75 (65.8) | 76 (69.1) | 75 (65.8) | 77 (70.0) | |||
Data in parentheses are percentages.