Table 2.
Prevalence of non-criteria antibodies.
| SPAPS (N=115) | SNAPS (N=60) | Disease controls (N=122) | Healthy controls (N=50) | p1 a | p2 a | |
|---|---|---|---|---|---|---|
| aAnnexinV, n (%) | 77 (67.0) | 26 (43.3) | 68 (55.7) | 8 (16.0) | 0.000 | 0.904 |
| aPE, n (%) | 47 (40.9) | 10 (16.7) | 15 (12.3) | 5 (10.0) | 0.000 | 0.317 |
| aPS/PT, n (%) | 69 (60.0) | 10 (16.7) | 8 (6.6) | 1 (2.0) | 0.000 | 0.005 |
| aPS IgG, n (%) | 62 (53.9) | 9 (15.0) | 19 (15.6) | 0 | 0.000 | 0.418 |
| aPS IgM, n (%) | 23 (20.0) | 6 (10.0) | 7 (5.7) | 1 (2.0) | 0.000 | 0.134 |
| APhL IgG, n (%) | 64 (55.7) | 4 (6.7) | 8 (6.6) | 0 | 0.000 | 0.550 |
| APhL IgM, n (%) | 22 (19.1) | 13 (21.7) | 8 (6.6) | 1 (2.0) | 0.000 | 0.000 |
p1, p-values refer to SPAPS vs. HC and DC; p2, p-values refer to SNAPS vs. HC and DC; SPAPS, seropositive antiphospholipid syndrome; SNAPS, seronegative antiphospholipid syndrome; DC, disease control; HC, healthy control. aPearson Chi-square test.