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Table 2 Comparison of Radiological Parameters between Age Groups

From: Perioperative outcome and complications following single-staged Posterior Spinal Fusion (PSF) using pedicle screw instrumentation in Adolescent Idiopathic Scoliosis (AIS): a review of 1057 cases from a single centre

Radiological; mean ± SD Age 10–18 Age 19–30 Total Mean difference p-value
Major thoracic
 n (%) 663 (62.7) 136 (12.9) 798 (75.6)   
 Preoperative (°) 68.4 ± 18.2 65.4 ± 15.9 67.9 ± 17.8 3.0 ± 1.7 0.08
 Postoperative (°) 23.6 ± 11.8 26.0 ± 13.2 24.0 ± 12.1 2.4 ± 1.1 0.04
 Correction rate (%) 66.1 ± 11.6 61.6 ± 11.7 65.3 ± 11.7 4.5 ± 1.1 0.00
Major thoracolumbar/ lumbar
 n (%) 220 (20.8) 38 (3.6) 258 (24.4)   
 Preoperative (°) 61.7 ± 12.9 65.5 ± 18.4 62.3 ± 13.9 3.8 ± 3.1 0.23
 Postoperative (°) 19.8 ± 9.9 27.0 ± 14.9 20.8 ± 11.0 7.2 ± 2.5 0.01
 Correction rate (%) 68.5 ± 13.1 60.9 ± 13.1 67.4 ± 13.4 7.6 ± 2.3 0.00
  1. Values are expressed in mean ± SD