Table 8.

Fracture Reduction in the Estrogen-Alone Women's Health Initiative[11]

Estrogen Alone (ET) (N =5310)				Placebo (N =5429)
Fractures	Reduced per 10,000 per year	Total number ET	Per 10,000/yr ET	Total number Placebo	Per 10,000/yr Placebo	% reduction	Hazard ratio/nCI
Total	46	503	139	724	195	31	0.70/0.63-0.79
Hip	6	38	11	64	17	41	0.61/0.42-0.91
Clinical vertebral	6	39	11	64	17	39	0.62/0.42-0.93