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Table 2 The radiographic and functional outcomes of all patients before surgery, after surgery and at final follow-up interval

From: Percutaneous endoscopic-assisted direct repair of pars defect without general anesthesia could be a satisfying treatment alternative for young patient with symptomatic lumbar spondylolysis: a technique note with case series

ParametersGap distance (mm)VAS-BODISF-36 (PCS)SF-36 (MCS)
At-enrollment3.3 ± 1.76.9 ± 2.125.7 ± 4.936.1 ± 4.942.7 ± 5.3
After surgery2.6 ± 1.3*2.3 ± 1.3*13.5 ± 5.2*48.7 ± 6.1*54.3 ± 8.2*
Final follow-up1.9 ± 1.41.1 ± 0.99.8 ± 3.754.5 ± 4.957.3 ± 6.8
  1. * The postoperative values were compared with ones at enrollment, and the result were statistically significant (P<0.05)
  2. The follow-up values were compared with ones at enrollment, and the result were statistically significant (P<0.05)
  3. VAS-B: Visual Analogue Scale for Back pain; ODI: Oswestry Disability Index; SF-36: Short Form-36 Health Surgery Questionnaire; PCS: Physical Component Score; MCS, Mental Component Score