3Weissman C. Pulmonary complications after cardiac surgery. Seminars Cardiothoracic Vascular Anesthesia,2004,8 : 185-211.
4Lawrence VA, Hilsenbeck SG, Noveck H, et al. Medical complications and outcomes after hip fracture repair. Arch Intern Med ,2002, 162:2053-2057.
5Thomas EJ,Goldman L, Mangione CM, et al. Body mass index as a correlate of postoperative complications and resource utilization. Am J Med, 1997,102:277-283.
6Rosen AK,Geraci JM,Ash AS,et al. Postoperative adverse events of common surgical procedures in the Medicare population. Med Care, 1992,30:753-765.
7Escarce JJ, Shea JA, Chen W, et al. Outcomes of open cholecystectomy in the elderly : a longitudinal analysis of 21,000 cases in the prelaparoscopie era, Surgery, 1995, 117 : 156-164.
8Pedersen T. Complications and death following anaesthesia: a prospective study with special reference to the influence of patient-, anaesthesia- , and surgery-related risk factors. Dan Med Bull, 1994, 41:319-331.
9Ntoumenopoulos G. Indications for manual lung hyperinflation (MH1) in the mechanically ventilated patient with ehronie obstructive pulmonary disease. Chron Respir Dis ,2005,2 : 199-207.
10American Association for Respiratory Care. AARC clinical practice guideline: Incentive spirometry. Respir Care, 1991,36 : 1402-1405.
