Table 2. Cement leakage in studies reporting number of levels with leakage.

Abbreviations: Pts, patients; KP, kyphoplasty; VP, vertebroplasty.

 

Study	Patients	Procedure	Pathology (#pts)	# Levels with leakage (% total # levels treated)	Location of Leakage: # of levels (% total number of levels treated)	Total # patients with symptomatic leakage (% total number pts)
Fourney 2003 [24]	56 pts	KP (34 pts)	Metastatic cancer (35), Multiple Myeloma (21)	6 levels (9.2%)	disc: 5 (6.7% levels after VP)	0
	97 levels:	VP (15 pts)
	65 VP	KP+VP (seven patients)			anterior paravertebral soft tissue: 1 (1.5% levels after VP)
	32 KP
Pflugmacher 2006 [30]	20 pts	KP	Multiple Myeloma (20)	5 levels (10.4%)	disc: 3 (6.25%)	0
	48 levels				paravertebral: 2 (4.1%)