Table 1.
Study population.
| Controls | aPLneg | aPLlow | aPLhigh | |
|---|---|---|---|---|
| Patients, n | 1,395 | 2,419 | 477 | 251 |
| Age, years | 32.3 ± 16.6 | 49.6 ± 16.5 | 50.7 ± 16.5 | 50.6 ± 16.1 |
| Sex (male/female) | 320/1,075 | 1,050/1,369 | 186/291 | 99/152 |
| History of VTE, n | – | 1857 | 368 | 166 |
| Other venous thrombosis, n | – | 331 | 69 | 10 |
| Arterial thrombosis, n | – | 457 | 81 | 84 |
| dRVVT ratio | 1.02 ± 0.13 | 1.12 ± 0.24 | 1.21 ± 0.33 | 1.55 ± 0.77 |
| Ratio: LAS aPTT/aPTT | 1.04 ± 0.14 | 1.03 ± 0.08 | 1.07 ± 0.14 | 1.24 ± 0.45 |
LAS aPTT, Lupus anticoagulant sensitive aPTT; VTE, venous thromboembolism; dRVVT, dilute Russell viper venom time.