Clinical features

Why?

• It increases the risk of developing venous thromboembolism. ^a

Hormone replacement therapy increases the risk of venous thromboembolism 

Patient	Treatment	Comparison	Outcome	CER	RRI (95% CI)	NNT (95% CI)
menopausal women a	premarin HRT	placebo	documented PE or DVT at 4 years	0.94%	160% (39% to 390%)	66 (40 to 180)