Clinical Outcomes of Trans-Sacral Epiduroscopic Laser Decompression (SELD) in Patients with Lumbar Disc Herniation

Table 3

Clinical outcomes.

Characteristics		value
VAS for low back pain		<0.001^†
Preoperative	5.43 ± 1.73
1 week	3.22 ± 1.44
1 month	2.59 ± 1.56
Final follow-up	2.80 ± 1.43
ΔVAS for low back pain
Preoperative to 1 week	2.22 ± 0.34 (95% CI, 1.32–3.12)	<0.001^†
Preoperative to 1 month	2.85 ± 0.36 (95% CI, 1.91–3.79)	<0.001^†
Preoperative to final f/u	2.61 ± 0.40 (95% CI, 1.56–3.65)	<0.001^†
1 week to 1 month	0.63 ± 0.36 (95% CI, −0.31–1.57)	0.304^†
1 week to final follow-up	0.39 ± 0.40 (95% CI, −0.66–1.43)	0.770^†
1 month to final follow-up	−0.25 ± 0.42 (95% CI, −1.33–0.84)	0.935^†
VAS for leg pain		<0.001^†
Preop	6.10 ± 1.67
1 week	3.90 ± 1.83
1 month	3.35 ± 2.36
Final follow-up	3.58 ± 2.08
ΔVAS for leg pain
Preop to 1 week	2.20 ± 0.44 (95% CI, 1.06–3.33)	<0.001^†
Preop to 1 month	2.74 ± 0.46 (95% CI, 1.55–3.93)	<0.001^†
Preop to final f/u	2.51 ± 0.51 (95% CI, 1.20–3.83)	<0.001^†
1 week to 1 month	0.55 ± 0.46 (95% CI, −0.64–1.74)	0.627^†
1 week to final f/u	0.32 ± 0.51 (95% CI, −1.00–1.64)	0.922^†
1 month to final f/u	−0.23 ± 0.53 (95% CI, −1.60–1.14)	0.972^†
Odom’s criteria		0.551^‡
1 week, excellent/good/fair/poor	10/40/30/2
1 month, excellent/good/fair/poor	20/28/34/0
Final follow-up, excellent/good/fair/poor	16/32/30/4
Success rate at 1 week	61.0% (50 patients)
Success rate at 1 month	58.5% (48 patients)
Success rate at final follow-up	58.5% (48 patients)

^†One-way ANOVA. ^‡Pearson’s chi-square test.