| Groups | Atherosclerosis | Total | p | |||
| Yes | NO | |||||
| Takayasu | Age class | 1 | 5 | 1 | 6 | 0.724 |
| 2 | 37 | 6 | 43 | |||
| 3 | 14 | 1 | 15 | |||
| Total | 56 | 8 | 64 | |||
| RA | Age class | 1 | 2 | 1 | 3 | 0.420 |
| 2 | 22 | 9 | 31 | |||
| 3 | 14 | 2 | 16 | |||
| Total | 38 | 12 | 50 | |||
| Control | Age class | 1 | 0 | 7 | 7 | 0.002 |
| 2 | 15 | 21 | 36 | |||
| 3 | 18 | 7 | 25 | |||
| Total | 33 | 35 | 68 |