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Table 2 VAS and ODI findings preoperatively and at 6 months

From: Minimally invasive surgery for paravertebral or psoas abscess with spinal tuberculosis — a long-term retrospective study of 106 cases

  Preoperative Postoperative P-value
Back pain VAS 6.5 ± 3.0 2.4 ± 2.3 0.006
ODI 33.6 ± 12.3 8.1 ± 4.6 0.011
  1. VAS visual analog scale; ODI Oswestry disability index