Table 3.

Radius pQCT Results Before, During, and After Treatment With Zoledronic Acid

z Scores of pQCT Parameter (Site)	Patient 1		Patient 3			Patient 5
	Pretreatment (15 y)	After 4 y of Zoledronate	Pretreatment (15 y)	After 1 y of Zoledronate	3.5 y After End of Therapy	Pretreatment (10 y)
Total density (4%)	−0.4	−2.9	−1.9	0.0	−3.9	0.8
Trabecular density (4%)	1.5	−1.6	−0.6	3.0	−3.1	−0.9
Cortical density (66%)	−4.3	−4.9	−4.9	−3.1	−2.5	−3.7
Cortical thickness (66%)	−2.3	−1.0	−1.1	2.3	−0.1	−2.3
BMC (66%)	−1.7	0.0	−0.9	−0.5	−1.4	−0.3
Muscle area (66%)	3.7	−1.6	−1.1	−1.4	−1.1	−1.4

Abbreviation: BMC, bone mineral content.