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POSSUM scoring system as an instrument of audit in lung resection surgery  Alessandro Brunelli, MD, Aroldo Fianchini, MD, Rosaria Gesuita, MS, Flavia Carle,

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Presentation on theme: "POSSUM scoring system as an instrument of audit in lung resection surgery  Alessandro Brunelli, MD, Aroldo Fianchini, MD, Rosaria Gesuita, MS, Flavia Carle,"— Presentation transcript:

1 POSSUM scoring system as an instrument of audit in lung resection surgery 
Alessandro Brunelli, MD, Aroldo Fianchini, MD, Rosaria Gesuita, MS, Flavia Carle, PhD  The Annals of Thoracic Surgery  Volume 67, Issue 2, Pages (February 1999) DOI: /S (98)

2 Fig 1 Receiver operating characteristic curves for the two predictive models. The diagonal line indicates a predictive ability of the variables no better than chance (true positive rate equal to false positive rate). The area under the curve for model 1 is 0.66 and for model 2 is 0.67. The Annals of Thoracic Surgery  , DOI: ( /S (98) )

3 Fig 2 Comparison between observed and predicted postoperative morbidity by model 1 (A) and model 2 (B). No differences were found between predicted and observed complications (χ2 test, p > 0.05). The Annals of Thoracic Surgery  , DOI: ( /S (98) )


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