<prompt> Z score measures the bone mineral density compared toAge, Race and sex matched individualsRace and sex matched individualsSex matched individualsNone of the above  <response>: T Score and Z score are the measures of bone mineral densityZ score: measures the bone mineral density in terms of standard detion from the mean bone mineral density of age, race, and sex-matched individualsT score: measures the bone mineral density in terms of standard detion from the mean bone mineral density of race and sex-matched individuals or normal younger age groupRefer: Mohindras Fundamentals of Ohopedics, 2nd edition, pg no. 400 - 412 