Minimally Invasive TLIF Using Unilateral Approach and Single Cage at Single Level in Patients over 65

Table 5

ULBD versus Non-ULBD.

	Group A; ()	Group B; ()	-value
Mean age, years			—
Gender, female : male	16 : 8	9 : 5	—
Mean postoperative hospitalization, days	8.2	10.07	0.21
Mean time of drain removal, days	3.92	4.08	0.52
Induction time, minutes	258.54	234.57	0.12
Operation time, minutes	188.71	176.21	0.49