Table 3.
Comparison of the autoantibody detection results among the three groups
| Detection items | SE group (n=105) | DC group (n=110) | HC group (n=100) | χ2 | P |
|---|---|---|---|---|---|
| ANA | 96 (91.43%) | 67 (60.91%) | 3 (3%) | 165.2459 | < 0.001 |
| Anti-dsDNA | 45 (42.86%) | 3 (2.73%) | 0 (0) | 93.3196 | < 0.001 |
| AnuA | 36 (42.85%) | 3 (2.73%) | 0 (0) | 70.0226 | < 0.001 |
| Anti-SM | 27 (25.71%) | 5 (4.55%) | 0 (0) | 42.9435 | < 0.001 |
| APRA | 11 (10.48%) | 0 (0) | 0 (0) | 22.7961 | < 0.001 |
| Anti-rRNP | 30 (28.57%) | 11 (10%) | 0 (0) | 38.2885 | < 0.001 |
| Anti-SSA | 54 (51.43%) | 25 (22.73%) | 0 (0) | 72.5962 | < 0.001 |
| Anti-SSB | 27 (25.71%) | 8 (7.27%) | 0 (0) | 36.8123 | < 0.001 |
| AHA | 17 (16.19%) | 0 (0) | 0 (0) | 35.9396 | < 0.001 |