Comparison of Clinical Outcomes of Two-Level PELD and Foraminoplasty PELD for Highly Migrated Disc Herniations: A Comparative Study

Table 1

Demographic and clinical characteristics (N = 40).

Parameters	Two-level PELD (N = 14)	Foraminoplasty PELD (N = 26)	value
Age (year)	47.3 ± 13.3	42.4 ± 9.4	0.18
Sex
Male	5	14	0.33
Female	9	12
Conservative time (month)	4.4 ± 1.0	4.5 ± 1.3	0.65
Intraoperative duration (minute)	80.2 ± 6.6	64.1 ± 7.3	<0.01
Follow-up time (month)	18.5 ± 3.0	17.2 ± 2.7	0.15
Location of lesions
L3/4	5	4	0.34
L4/5	7	14
L5/S1	2	8