Table 2.

Venous thromboembolic events in older (≥60 years) medical patients randomised to the anticoagulant fondaparinux or placebo. Values are numbers unless stated otherwise

Primary efficacy outcome	Fondaparinux group	Placebo group
Venous thromboembolic events:
Any	18	29
Proximal deep vein thrombosis	5	7
Distal deep vein thrombosis	13	22
Symptomatic deep vein thrombosis	0	0
Non-fatal pulmonary embolism	0	0
Fatal pulmonary embolism	0	5
Total No (%)	18/321 (5.6)	34/323 (10.5)
No (%) of any symptomatic venous thrombembolism up to day 32:
Symptomatic deep vein thrombosis	0	0
Non-fatal pulmonary embolism	1	4
Fatal pulmonary embolism	3	7
Total No (%)	4/429 (1)	11/420 (3)