Results of Preoperative Pulmonary Function Testing of Adolescents with Idiopathic Scoliosis

by Peter O. Newton, Frances D. Faro, Sohrab Gollogly, Randal R. Betz, Lawrence G. Lenke, and Thomas G. Lowe

J Bone Joint Surg AmVolume 87(9):1937-1946

September 1, 2005

©2005 by The Journal of Bone and Joint Surgery, Inc.

Bar graph illustrating that increased coronal deformity is associated with increased pulmonary impairment.

Peter O. Newton et al. J Bone Joint Surg Am 2005;87:1937-1946

©2005 by The Journal of Bone and Joint Surgery, Inc.

Bar graph depicting the correlation between increased length of the thoracic curve (number of vertebrae over which the thoracic Cobb angle is measured) and pulmonary impairment.

Peter O. Newton et al. J Bone Joint Surg Am 2005;87:1937-1946

©2005 by The Journal of Bone and Joint Surgery, Inc.

Bar graph demonstrating the effect of the sagittal plane deformity (as measured by the Cobb angle from the fifth to the twelfth thoracic vertebra) on pulmonary function.

Peter O. Newton et al. J Bone Joint Surg Am 2005;87:1937-1946

©2005 by The Journal of Bone and Joint Surgery, Inc.

Bar graph demonstrating the prevalence of moderate or severe pulmonary impairment for each Lenke curve type in the study cohort.

Peter O. Newton et al. J Bone Joint Surg Am 2005;87:1937-1946

©2005 by The Journal of Bone and Joint Surgery, Inc.

Scatterplot depicting the distribution of patients with moderate or severe impairment with respect to thoracic curve magnitude and kyphosis.

Peter O. Newton et al. J Bone Joint Surg Am 2005;87:1937-1946

©2005 by The Journal of Bone and Joint Surgery, Inc.