| Characteristics |
| ENA-ECT |
|
| ||
| Negative | % | Positive | % | Total | p-value | |
| ANA |
|
|
|
|
|
|
| Negative | 167 | 77.3 | 22 | 10.2 | 187 | p < 0.001 |
| Positive | 10 | 4.6 | 17 | 7.9 | 27 | |
| Total | 177 | 81.9 | 37 | 18.1 | 216 |
|
| ANA Titre |
|
|
|
|
|
|
| 1/6400 | 0 | 0.0 | 1 | 3.7 | 1 | p < 0.001 |
| 1/3200 | 1 | 3.7 | 13 | 48.1 | 14 | |
| 1/1000 | 0 | 0.0 | 1 | 3.7 | 1 | |
| 1/320 | 5 | 18.5 | 2 | 7.4 | 7 | |
| 1/100 | 3 | 11.1 | 1 | 3.7 | 4 | |
| Total | 9 | 33.3 | 18 | 66.7 | 27 |
|