Table 2.
Results from anatomic assessment. The type of stenosis and the location are presented in terms of both total number and percentage within each group.
| MS (138) | HC (48) | |||
|---|---|---|---|---|
| N | Percent | N | Percent | |
| LL RIJV Stenosis | 16 | 11.6% | 5 | 10.4% |
| UL RIJV Stenosis | 21 | 15.2% | 1 | 2.1% |
| LL LIJV Stenosis | 29 | 21.0% | 7 | 14.6% |
| UL LIJV Stenosis | 31 | 22.5% | 2 | 4.6% |
| LL RIJV atresia | 0 | 0.0% | 0 | 0.0% |
| UL RIJV atresia | 6 | 4.3% | 0 | 0.0% |
| LL LIJV atresia | 3 | 2.2% | 0 | 0.0% |
| UL LIJV atresia | 8 | 5.8% | 2 | 4.6% |
| RIJV diffuse stenosis | 1 | 0.7% | 0 | 0.0% |
| LIJV diffuse stenosis | 1 | 0.7% | 0 | 0.0% |
| RIJV aplasia | 1 | 0.7% | 0 | 0.0% |
| LIJV aplasia | 1 | 0.7% | 0 | 0.0% |
| RIJV only stenosis | 3 | 2.2% | 2 | 4.6% |
| LIJV only stenosis | 53 | 38.4% | 6 | 12.5% |
| Bilateral stenosis | 5 | 3.6% | 3 | 6.3% |
Note: LL: Lower level, UL: Upper level.