Markers and composite score in association with thrombosis
| OR (95% CI) | AIC | |
| Venous or arterial events | ||
| PC4d + low C3 | 4.63 (2.28 to 9.43) | 86.38 |
| PC4d + LAC | 7.14 (2.7 to 18.89) | 84.48 |
| PC4d + anti-PS/PT | 4.29 (2.01 to 9.15) | 89.97 |
| Low C3 + anti-PS/PT | 4.70 (2.05 to 10.76) | 90.82 |
| Low C3 + LAC | 12.05 (3.43 to 42.35) | 83.19 |
| PC4d + low C3 + anti-PS/PT | 3.60 (1.98 to 6.53) | 84.95 |
| PC4d + low C3 + LAC | 5.17 (2.5 to 10.67) | 78.94 |
| Venous events | ||
| PC4d + low C3 | 6.14 (2.54 to 14.84) | 58.69 |
| PC4d + LAC | 23.97 (4.84 to 118.74) | 50.46 |
| PC4d + anti-PS/PT | 4.45 (1.79 to 11.04) | 66.08 |
| Low C3 + anti-PS/PT | 3.72 (1.45 to 9.53) | 69.76 |
| Low C3 + LAC | 22.42 (4.99 to 100.76) | 54.67 |
| PC4d + low C3 + anti-PS/PT | 3.65 (1.83 to 7.27) | 62.15 |
| PC4d + low C3 + LAC | 8.30 (3.16 to 21.83) | 49.48 |
| Arterial events | ||
| PC4d + low C3 | 2.82 (1.18 to 6.75) | 61.24 |
| PC4d + LAC | 2.84 (0.94 to 8.61) | 62.18 |
| PC4d + anti-PS/PT | 3.67 (1.39 to 9.67) | 59.20 |
| Low C3 + anti-PS/PT | 4.47 (1.58 to 12.67) | 58.21 |
| Low C3 + LAC | 3.84 (1.03 to 14.27) | 61.40 |
| PC4d + low C3 + anti-PS/PT | 2.79 (1.38 to 5.65) | 58.18 |
| PC4d + low C3 + LAC | 2.57 (1.17 to 5.64) | 60.27 |
ORs with 95% CI are provided with minimal AIC.
AIC, Akaike information criteria; LAC, lupus anticoagulant dilute Russell’s viper venom time >37 s; PC4d, platelets C4d >20 net mean fluorescence intensity; anti-PS/PT, antiphosphatidyl serine/prothrombin IgG >30 units; low C3, C3 <81 mg/dL.