Laboratory characteristics of 144 patients with SLE
Variable . | Median (range) . | Defect, n (%) . |
|---|---|---|
| Lupus anticoagulant | — | 11 (7.7) |
| Anticardiolipin antibodies | 0 (0-104) | 12 (8.7) |
| IgG, ≥ 40 GPL | 0 (0-243) | 4 (2.9) |
| IgM, ≥ 40 MPL | 0 (0-279) | 9 (6.5) |
| Antithrombin, % | 99 (67-140) | 5 (3.5) |
| Protein C activity, % | 106 (51-207) | 3 (2.1) |
| Protein C antigen, % | 112 (53-198) | 1 (0.7) |
| Total protein S antigen, % | 92 (49-174) | 4 (2.8) |
| Excluding women on oral contraceptives | 95 (50-174) | 1 (0.8) |
| Free protein S antigen, % | 22 (6-39) | 47 (70) |
| Excluding women on oral contraceptives | 22 (6-39) | 41 (75) |
| Plasminogen, % | 104 (64-183) | 1 (0.7) |
| nAPC-SR | 0.88 (0.53-1.12) | 49 (35) |
| Factor V Leiden | — | 11 (7.9) |
| Prothrombin G20210A | — | 2 (1.4) |
Variable . | Median (range) . | Defect, n (%) . |
|---|---|---|
| Lupus anticoagulant | — | 11 (7.7) |
| Anticardiolipin antibodies | 0 (0-104) | 12 (8.7) |
| IgG, ≥ 40 GPL | 0 (0-243) | 4 (2.9) |
| IgM, ≥ 40 MPL | 0 (0-279) | 9 (6.5) |
| Antithrombin, % | 99 (67-140) | 5 (3.5) |
| Protein C activity, % | 106 (51-207) | 3 (2.1) |
| Protein C antigen, % | 112 (53-198) | 1 (0.7) |
| Total protein S antigen, % | 92 (49-174) | 4 (2.8) |
| Excluding women on oral contraceptives | 95 (50-174) | 1 (0.8) |
| Free protein S antigen, % | 22 (6-39) | 47 (70) |
| Excluding women on oral contraceptives | 22 (6-39) | 41 (75) |
| Plasminogen, % | 104 (64-183) | 1 (0.7) |
| nAPC-SR | 0.88 (0.53-1.12) | 49 (35) |
| Factor V Leiden | — | 11 (7.9) |
| Prothrombin G20210A | — | 2 (1.4) |
nAPC-SR indicates normalized activated protein C sensitivity ratio; —, not applicable.