Osteoporosis

Osteoporosis: DEXA scan
Basics
T score: based on bone mass of young reference population
T score of -1.0 means bone mass of one standard deviation below that of young reference population
Z score is adjusted for age, gender and ethnic factors
T score
> -1.0 = normal
-1.0 to -2.5 = osteopaenia
< -2.5 = osteoporosis