Table 4

Rod fractures.

Laterality and Details	Fused?^{^a}	Revision?	Occurrence (mo)
Left sided below S1, right sided between L5 and S1	Yes	No	55
Left sided below S1, right sided between L5 and S1	Yes	No	58
Left sided between L5 and S1	Yes	No	13
Left sided between L5 and S1	Yes	No	3
Left sided below S1, L5 facet fractures	Yes	No	31
Left below L5, right below S1^{^b}	No	Yes	36

↵a Confirmed fusion at L5-S1 on computed tomography image.
↵b One male patient with symptomatic L5-S1 nonunion with bilateral rod fractures.