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Table 4 Pre- and postoperative parameters in the 4 subgroups

From: Cervical kyphosis in patients with Lenke type 1 adolescent idiopathic scoliosis: the prediction of thoracic inlet angle

  Preop CL-Postop CL (n = 9) Preop CK-Postop CL (n = 11) Preop CL-Postop CK (n = 7) Preop CK-Postop CK (n = 23)
  preop postop P preop postop P preop postop P preop postop P
C2-7 angle (°) −18.9 ± 11.4 −24.9 ± 13.6 0.158 7.6 ± 7.3 −7.0 ± 8.5 0.001a −12.4 ± 8.3 5.9 ± 4.5 0.001a 15.3 ± 10.5 11.9 ± 8.0 0.173
TIA (°) 82.5 ± 14.5 82.8 ± 14.6 0.783 66.9 ± 7.4 67.9 ± 7.0 0.578 68.5 ± 9.7 65.9 ± 10.7 0.012a 61.1 ± 7.3 61.5 ± 6.1 0.707
T1 slope (°) 25.0 ± 12.2 29.1 ± 7.6 0.193 11.0 ± 7.5 16.8 ± 6.7 0.016a 16.7 ± 5.1 14.0 ± 2.8 0.057 7.6 ± 6.5 11.0 ± 5.8 0.056
C2-7 SVA (cm) 1.7 ± 1.6 1.7 ± 1.6 0.942 1.9 ± 0.9 1.6 ± 0.8 0.255 1.3 ± 0.4 1.7 ± 0.4 0.075 2.0 ± 0.6 2.1 ± 0.6 0.378
PTK (°) 13.6 ± 11.8 28.9 ± 10.4 0.001a 2.6 ± 8.1 16.8 ± 6.6 0.000a 12.4 ± 5.5 8.5 ± 3.1 0.040a 5.5 ± 8.2 9.0 ± 6.9 0.052
TK (°) 38.8 ± 24.0 18.9 ± 4.1 0.044a 26.3 ± 16.4 16.5 ± 4.7 0.031a 24.5 ± 13.2 12.8 ± 3.0 0.045a 18.1 ± 8.0 14.8 ± 6.2 0.043a
LL (°) −65.3 ± 18.0 −47.1 ± 7.3 0.008a −56.2 ± 14.5 −50.4 ± 8.5 0.106 −58.7 ± 11.3 −53.5 ± 13.7 0.462 −45.6 ± 10.3 −49.2 ± 10.3 0.157
Cobb (°) 59.3 ± 12.3 10.6 ± 5.1 0.000a 50.2 ± 12.1 9.0 ± 8.9 0.000 47.0 ± 7.2 6.1 ± 2.8 0.000a 50.6 ± 7.8 6.4 ± 3.8 0.000a
  1. Values indicate mean ± standard deviation unless otherwise specified
  2. Preop preoperation, Postop postoperation, CL cervical lordosis, CK cervical kyphosis, TIA thoracic inlet angle, SVA sagittal vertical axis, PTK proximal thoracic kyphosis, TK thoracic kyphosis, LL lumbar lordosis
  3. aSignificant difference