Table 2.

Primary efficacy outcomes^*

VTE diagnosis at enrollment	New PE	New venous thrombosis	New venous thrombosis and PE	Total	Frequency	95% CI
Any VTE	7	4	3	14	14/1421 = 1.0%	0.5 to 1.7%
PE	4	1	2	7	7/518 = 1.4%	0.5 to 2.8%
Venous thrombosis	3	3	1	7	7/903 = 0.8%	0.3 to 1.6%

Abbreviations: VTE venous thromboembolism, PE pulmonary embolism, , CI confidence interval.

^*Defined as image-proven new or extended thrombosis requiring hospital admission. An additional 3 patients had new VTE but were not admitted: 2 patients with initial DVT had new PE diagnosed and 1 patient with initial PE had new DVT diagnosed