Table 7.

Fracture Reduction in the Estrogen Plus Progestin Women's Health Initiative[9]

Estrogen Plus Progestin (HT) (N = 8506)				Placebo (N = 8102)
Fractures	Reduced per 10,000 per year	Number HT	Per 10,000/yr HT	Number placebo	Per 10,000/yr Placebo	Percent (%) reduction	Hazard ratio/95% nCI
Total	47	733	152	896	199	24	0.76/0.69-0.83
Hip	5	52	11	73	16	34	0.67/0.47-0.96
Lower arm and wrist	18	189	44	245	62	32	0.71/0.59-0.85
Clinical vertebral	6	40	11	61	17	34	0.65/0.46-0.92