Table 1. Clinical Risk Factors Used to Calculate the Fracture Risk Assessment Tool,¹³ Simple Calculated Osteoporosis Risk Estimation,¹² Osteoporosis Self-Assessment Tool,¹¹ and the Osteoporosis Risk Assessment Instrument¹⁰

	Clinical Risk Factors by Tool
	FRAX	SCORE	OST	ORAI
	Age	Age	Weight	Age
	Sex	Weight	Age	Weight
	Body mass index	Race		Current estrogen use
	History of fracture	Fracture history
	History of parental hip fracture	Rheumatoid arthritis
	Current smoking	Estrogen use
	Glucocorticoid use
	Rheumatoid arthritis
	Alcohol use
	Disease history associated with secondary osteoporosis
Suggested threshold for bone density screening	≥9.3%^*	≥6	<2	≥9

↵* 10-Year major osteoporotic fracture risk.
FRAX, Fracture Risk Assessment Tool; SCORE, Simple Calculated Osteoporosis Risk Estimation; OST, Osteoporosis Self-Assessment Tool; ORAI, Osteoporosis Risk Assessment Instrument.