Visibility scores for the clinical study
| Visibility Score | |||||
|---|---|---|---|---|---|
| −2 | −1 | 0 | +1 | +2 | |
| Total scores (n = 120) | n = 9 | n = 10 | n = 34 | n = 25 | n = 42 |
| (2 readers) | (7.5%) | (8.3%) | (28.3%) | (20.8%) | (35.0%) |
| Iodine concentration | |||||
| 66 mg/mL (n = 34) | n = 7 | n = 5 | n = 15 | n = 6 | n = 1 |
| (20.6%) | (14.7%) | (44.1%) | (17.6%) | (2.9%) | |
| 100 mg/mL (n = 32) | n = 2 | n = 5 | n = 9 | n = 10 | n = 6 |
| (6.3%) | (15.6%) | (28.1%) | (31.3%) | (18.8%) | |
| 133 mg/mL (n = 26) | n = 0 | n = 0 | n = 2 | n = 3 | n = 21 |
| (0%) | (0%) | (7.7%) | (11.5%) | (80.8%) | |
| 150 mg/mL (n = 28) | n = 0 | n = 0 | n = 8 | n = 6 | n = 14 |
| (0%) | (0%) | (28.6%) | (21.4%) | (50.0%) | |
| Injection technique | |||||
| ILESI (n = 64) | n = 0 | n = 3 | n = 14 | n = 17 | n = 30 |
| (0%) | (4.7%) | (21.9%) | (26.6%) | (46.9%) | |
| TFESI (n = 56) | n = 9 | n = 7 | n = 20 | n = 8 | n = 12 |
| (16.1%) | (12.5%) | (35.7%) | (14.3%) | (21.4%) | |