From: Clinical efficacy of short-term pre-operative halo-pelvic traction in the treatment of severe spinal deformities complicated with respiratory dysfunction
△Major Cobb
△Kyphosis Cobb
Coefficient
p value
△FVC
−0.253
0.052
0.158
0.224
△FVC %
−0.240
0.063
0.141
0.276
△FEV1
−0.234
0.076
0.211
0.104
△FEV1%
−0.245
0.193
0.160
0.218