Table 1 Study population.

From: Functional lupus anticoagulant testing in a large retrospective cohort of thrombosis patients with direct oral anticoagulants

 

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

  1. LAS aPTT, Lupus anticoagulant sensitive aPTT; VTE, venous thromboembolism; dRVVT, dilute Russell viper venom time.
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