Table 3.
Comparison of organ involvement rate between the positive group and the negative group of patients
| Positive group | Negative group | χ2 | P | |
|---|---|---|---|---|
| n = 532 | n = 19 | |||
| Skin mucosal involvement rate | 94 (17.70%) | 0 (0.00%) | 2.895 | 0.089 |
| Musculoskeletal involvement rate | 168 (31.60%) | 6 (31.60%) | 0.000 | 1.000 |
| Renal system involvement rate | 12 (2.30%) | 0 (0.00%) | 0.483 | 1.000 |
| Renal tubular acidosis | 12 (2.30%) | 0 (0.00%) | 0.483 | 1.000 |
| Respiratory system involvement rate | 87 (16.40%) | 2 (10.50%) | 0.130 | 0.718 |
| Interstitial pneumonia | 61 (11.50%) | 0 (0.00%) | 2.450 | 0.152 |
| Digestive system involvement rate | 115 (21.60%) | 5 (26.30%) | 0.042 | 0.838 |
| Autoimmune hepatitis | 37 (7.00%) | 3 (15.80%) | 2.127 | 0.153 |
| Blood system involvement rate | 182 (34.20%) | 4 (21.10%) | 1.420 | 0.233 |
| Immune thrombocytopenia | 56 (10.50%) | 1 (5.30%) | 0.548 | 0.709 |
| Thyroid involvement rate | 91 (17.10%) | 4 (21.10%) | 0.019 | 0.890 |