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Table 3: Incident fracture rates
Hemivertebroplasty Bilateral Vertebroplasty
Single Level Multiple Level Single Level Multiple Level
Incidence of new fractures 18% 6% 13% 15%
Mean time to incident fracture by month 9 6 5.2 6
	Hemivertebroplasty		Bilateral Vertebroplasty
	Single Level	Multiple Level	Single Level	Multiple Level
Incidence of new fractures	18%	6%	13%	15%
Mean time to incident fracture by month	9	6	5.2	6