Skip to main content

Table 3 Pulmonary Function Testing Results for Patients Before and After traction

From: The radiographic, pulmonary, and clinical outcomes of patients with severe rigid spinal deformities treated via halo‐pelvic traction

  HGT(n = 51) HPT(n = 30) p
FVC%    
 Pre-traction 43.94 ± 2.59 46.44 ± 7.22 0.684
 Post-traction 50.70 ± 2.52 62.56 ± 6.69 0.049
 Improvement 6.76 ± 1.85 15.6 ± 3.47 0.024
 Correction rate 20.52 ± 5.32 52.18 ± 21.31 0.042
FEV%    
 Pre-traction 40.64 ± 2.38 49.08 ± 5.46 0.105
 Post-traction 46.17 ± 2.43 59.73 ± 5.25 0.011
 Improvement 5.15 ± 2.27 11.76 ± 2.22 0.091
 Correction rate 12.16 ± 6.29 25.37 ± 6.00 0.222
  1. Abbreviations: HGT halo-gravity traction, HPT halo-pelvic traction, FVC% predicted forced vital capacity, FEV% predicted forced expiratory volume over 1 s