Table 3 Criteria item comparison between systemic lupus erythematosus with (SS+) and without (SS−) Sjögren's syndrome
Variable | Category | SS− | SS+ | Total | P |
|---|---|---|---|---|---|
n (%) | n (%) | ||||
Biopsy | No | 65 (98) | 22 (56) | 87 | < 0.001 |
Yes | 1 (2) | 17 (44) | 18 | ||
Anti/Ro | No | 51 (71) | 6 (15) | 57 | < 0.001 |
Yes | 21 (29) | 35 (85) | 56 | ||
OSS | No | 45 (88) | 19 (50) | 64 | < 0.001 |
Yes | 6 (12) | 19 (50) | 25 | ||
Schirmer’s Test I (mm) | No | 41 (77) | 18 (56) | 59 | 0.041 |
Yes | 12 (23) | 14 (44) | 26 | ||
WUSF (ml/15 min) | No | 36 (65) | 11 (31) | 47 | 0.002 |
Yes | 19 (35) | 24 (69) | 43 |