Therapy

Why?

• It reduces death and recurrent PE. ^a

Anticoagulation reduces recurrent and fatal pulmonary embolism

Patient	Treatment	Comparison	Outcome	CER	RRR (95% CI)	NNT (95% CI)
severe pleuritic chest pain a	warfarin	placebo	death from PE at 12 months	26%	100%	4 (2 to 15)
			recurrent PE at 12 months	32%	100%	3 (2 to 9)