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Table 1 Basic information of patients in two groups

From: Clinical and radiological outcomes of the multilevel Ponte osteotomy with posterior selective segmental pedicle screw constructs to treat adolescent thoracic idiopathic scoliosis

   Patients (F) Age Course of disease Risser Percentage flexibility (%) Pinning density Fused segments
A 32 22 16.1 ± 1.9 3.5 ± 1.1 3.3 ± 0.9 34.7 ± 7.9 66.1 ± 7.7 10.3 ± 2.0
B 33 23 15.7 ± 1.9 3.3 ± 1.3 3.1 ± 1.0 47.5 ± 6.8 66.4 ± 7.3 9.6 ± 2.3
   ×2 = 0.007 t = 0.703 t = 0.766 t = 0.830 t = −6.998 t = −0.128 t = 1.416
   P = 0.934 P = 0.484 P = 0.447 P = 0.410 P = 0.000 P = 0.898 P = 0.162