[Retracted] Outcome of Percutaneous Transforaminal Endoscopic Lumbar Decompression for Multisegment Lumbar Spinal Stenosis and the Effect on VAS Scores

Table 2

Comparison of clinical outcomes between the two groups.

Outcomes	PTED group (n = 70)	TOS group (n = 56)	χ ^2
Excellent	40 (57.14)	24 (42.86)	2.540	0.111
Good	24 (34.29)	18 (32.14)	0.064	0.800
Moderate	5 (7.14)	11 (19.64)	4.385	0.036
Poor	1 (1.43)	3 (5.36)	1.497	0.221
Excellent + good	64 (91.43)	42 (75.00)	6.288	0.012