The Therapeutic Evaluation of Spinal Canal Decompression by Using the TBEIS Technique in the Treatment of Lumbar Spinal Stenosis

Table 2

Modified MacNab criteria.

Outcome	Description	(%)
Excellent	Complete relief of symptoms	11 (31.4)
Good	Marked improvement but occasional pain	18 (51.4)
Fair	Improved functional capacity and the need for pain medications	4 (11.4)
Poor	Unimproved symptoms or worsening	2 (5.7)