. 2020 May 14;12(2):194–199. doi: 10.4055/cios19127

Table 3. Bone Cement Leakage in Group II.

Group	Leakage (−)	Leakage (+)			p-value^*
Group	Leakage (−)	Fractured V	Normal V	Total	p-value^*
II-S	40	0	2	2	0.143
II-F	49	4	1	5
p-value^*			0.462

Group II: bone cement augmented, group II-S: solid screw augmented, group II-F: fenestrated screw augmented.

V: vertebra.

^*Fisher exact test.