Table 2

DRVVT, DAPTT and TSVT mixing study data from 80 orally anticoagulated patients with lupus anticoagulants

Assay
n
Number with confirmatory test correction back into reference range (%)
Number without confirmatory test correction back into reference range (%)

DRVVT
56
7 (12.5)
49 (87.5)
DAPTT
47
26 (55.3)
21 (44.7)
TSVT/ET *
58
26 (44.8)
4 (6.9)

* Twenty eight of 58 (48.3%) TSVT mixing studies had TSVT ratios within the mixing study specific reference range and were excluded from this analysis. DRVVT, dilute Russell's viper venom time; DAPTT, dilute activated partial thromboplastin time; TSVT, Taipan snake venom time; ET, Ecarin time

Moore Thrombosis Journal 2007 5:12   doi:10.1186/1477-9560-5-12