1. Preoperative prediction of the risk of pulmonary complications after esophagectomy for cancer 
Mark K. Ferguson, MD, Amy E. Durkin, MS, PA-C 
The Journal of Thoracic and Cardiovascular Surgery 
Volume 123, Issue 4, Pages (April 2002)
DOI: /mtc
Copyright © 2002 American Association for Thoracic Surgery Terms and Conditions

2. Fig. 1
The number of patients undergoing transthoracic resection (open bars) and transhiatal resection (filled bars) of esophageal cancer grouped by 2-year intervals. The numbers above the columns indicate the percentages of patients undergoing transhiatal resection during each interval.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /mtc )
Copyright © 2002 American Association for Thoracic Surgery Terms and Conditions

3. Fig. 2
The number of patients without (open bars) and with (filled bars) pulmonary complications after esophagectomy for cancer grouped by 2-year intervals. The numbers above the columns are the percentages of patients who had postoperative pulmonary complications during each interval.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /mtc )
Copyright © 2002 American Association for Thoracic Surgery Terms and Conditions

4. Fig. 3 Distribution of risk scores for pulmonary complications.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /mtc )
Copyright © 2002 American Association for Thoracic Surgery Terms and Conditions

5. Fig. 4
The incidence of pulmonary (P =.013), cardiovascular (P =.005), and cardiopulmonary (P =.001) complications in relation to the predictive score.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /mtc )
Copyright © 2002 American Association for Thoracic Surgery Terms and Conditions

6. Fig. 5
Receiver operating characteristic curves for the scoring system relative to pulmonary complications (circles, r2 = 0.99), cardiovascular (triangles, r2 = 0.99), and cardiopulmonary complications (inverted triangles, r2 = 0.99). The line of unity (no discrimination) is depicted as a dashed line.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /mtc )
Copyright © 2002 American Association for Thoracic Surgery Terms and Conditions