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Table 2 Comparison of VAS score and ODI (−x ± s)

From: Percutaneous spinal endoscopy with unilateral interlaminar approach to perform bilateral decompression for central lumbar spinal stenosis: radiographic and clinical assessment

Time

Low back pain VAS score

Leg pain VAS score

ODI (%)

preoperative

7.50 ± 0.78

7.30 ± 0.79

72.35 ± 8.15

postoperative

3.46 ± 0.66

3.80 ± 0.69

–

last follow-up

1.70 ± 0.66

1.74 ± 0.68

16.15 ± 4.51