Influence of patient and hospital characteristics on anesthesia time in medicare patients undergoing general and orthopedic surgery

Anesthesiology

Volumn 106, Issue 2, 2007, Pages 356-364

  Silber, Jeffrey H ^a,b,c   Rosenbaum, Paul R ^d   Zhang, Xuemei ^a   Even Shoshan, Orit ^a  

^a CHILDREN S HOSPITAL OF PHILADELPHIA   (United States)

^b UNIVERSITY OF PENNSYLVANIA   (United States)

^c UNIVERSITY OF PENNSYLVANIA   (United States)

^d UNIVERSITY OF PENNSYLVANIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AGED; ANAMNESIS; ANESTHESIA; ARTICLE; BLOOD CLOTTING DISORDER; COMORBIDITY; CONTROLLED STUDY; DEMOGRAPHY; FEMALE; GENERAL SURGERY; HUMAN; LOWEST INCOME GROUP; MAJOR CLINICAL STUDY; MALE; MEDICARE; OPERATION DURATION; ORTHOPEDIC SURGERY; PARAPLEGIA; PRIORITY JOURNAL; STATISTICAL SIGNIFICANCE;

AFRICAN CONTINENTAL ANCESTRY GROUP; AGED; AGED, 80 AND OVER; ANESTHESIA; EUROPEAN CONTINENTAL ANCESTRY GROUP; HOSPITALS; HUMANS; INCOME; MEDICARE; OBESITY; ORTHOPEDIC PROCEDURES; SURGICAL PROCEDURES, OPERATIVE; TIME FACTORS;

EID: 33846577743     PISSN: 00033022     EISSN: 15281175     Source Type: Journal    
DOI: 10.1097/00000542-200702000-00025     Document Type: Article

References (28)

1. Abouleish AE, Prough DS, Zornow MH, Hughes J, Whitten CW, Conlay LA, Abate JJ, Horn TE: The impact of longer-than-average anesthesia times on the billing of academic anesthesiology departments. Anesth Analg 2001; 93:1537-43
2. Khuri SF, Najjar SF, Daley J, Krasnicka B, Hossain M, Henderson WG, Aust JB, Bass B, Bishop MJ, Demakis J, DePalma R, Fabri PJ, Fink A, Gibbs J, Grover F, Hammermeister K, McDonald G, Neumayer L, Roswell RH, Spencer J, Turnage RH: Comparison of surgical outcomes between teaching and nonteaching hospitals in the Department of Veterans Affairs. Ann Surg 2001; 234:370-82
3. Schuster M, Standl T, Reissmann H, Kuntz L, Am Esch JS: Reduction of anesthesia process times after the introduction of an internal transfer pricing system for anesthesia services. Anesth Analg 2005; 101:187-94
4. Sandberg WS, Daily B, Egan M, Stahl JE, Goldman JM, Wiklund RA, Rattner D: Deliberate perioperative systems design improves operating room throughput. ANESTHESIOLOGY 2005; 103:406-18
5. Torkki PM, Marjamaa RA, Torkki MI, Kallio PE, Kirvela OA: Use of anesthesia induction rooms can increase the number of urgent orthopedic cases completed within 7 hours. ANESTHESIOLOGY 2005; 103:401-5
6. Brunicardi FC, Andersen DK, Billiar TR, Dunn DL, Hunter JG, Pollock RE: Schwartz's Principles of Surgery, 8th edition. New York, McGraw-Hill, 1994.
7. Haley RW, Culver DH, Morgan WM, White JW, Emori TG, Hooton TM: Identifying patients at high risk of surgical wound infection. A simple multivariate index of patient susceptibility and wound contamination. Am J Epidemiol 1985; 121:206-15
8. Culver DH, Horan TC, Gaynes RP, Martone WJ, Jarvis WR, Emori TG, Banerjee SN, Edwards JR, Tolson JS, Henderson TS: Surgical wound infection rates by wound class, operative procedure, and patient risk index. National Nosocomial Infections Surveillance System. Am J Med 1991;91:152S-7S
9. Scott CF Jr:Length of operation and morbidity: Is there a relationship? Plast Reconstr Surg 1982;69:1017-21.
10. Grossmann EM, Longo WE, Virgo KS, Johnson FE, Oprian CA, Henderson W, Daley J, Khuri SF: Morbidity and mortality of gastrectomy for cancer in Department of Veterans Affairs Medical Centers. Surgery 2002; 131:484-90
11. Silber JH, Rosenbaum PR, Trudeau ME, Even-Shoshan O, Chen W, Zhang X, Mosher RE: Multivariate matching and bias reduction in the surgical outcomes study. Med Care 2001; 39:1048-64
12. Silber JH, Rosenbaum PR, Trudeau ME, Chen W, Zhang X, Rapaport Kelz R, Mosher RE, Even-Shoshan O: Changes in prognosis after the first postoperative complication. Med Care 2005; 43:122-31
13. Silber JH, Rosenbaum PR, Trudeau ME, Chen W, Zhang X, Lorch SA, Kelz RR, Mosher RE, Even-Shoshan O: Preoperative antibiotics and mortality in the elderly. Ann Surg 2005; 242:107-14
14. US Department of Health and Human Services: Statistical supplement 1997. Health Care Finance Rev 1997:31.
15. US Department of Health and Human Services: Statistical supplement 1998. Health Care Finance Rev 1998:177.
16. Steen PM, Brewster AC, Bradbury RC, Estabrook E, Young JA: Predicted probabilities of hospital death as a measure of admission severity of illness. Inquiry 1993; 30:128-41
17. Silber JH, Rosenbaum PR, Rapaport Kelz R, Zhang X, Even-Shoshan O: Estimating anesthesia and surgical time from Medicare anesthesia claims. ANESTHESIOLOGY 2007; 106:346-55
18. Huber PJ: The basic types of estimates, Robust Statistics, New York, John Wiley & Sons, 1981, pp 43-55.
19. Hampel FR, Ronchett EM, Rousseeuw PJ, Stahel WA: Linear models: Robust estimation, Robust Statistics: The Approach Based on Influence Functions, New York, John Wiley & Sons, 1986, pp 315-28.
20. Huber PJ: Robust regression: Asymptotics, conjectures and the Monte Carlo. Ann Stat 1973; 1:799-821
21. Hampel FR, Ronchett EM, Rousseeuw PJ, Stahel WA: Linear models: Robust testing, Robust Statistics. The Approach Based on Influence Functions. New York, John Wiley & Sons, 1986, pp 364-6.
22. Lee CT, Dunn RL, Chen BT, Joshi DP, Sheffield J, Montie JE: Impact of body mass index on radical cystectomy. J Urol 2004; 172:1281-5
23. Chang SS, Jacobs B, Wells N, Smith JA Jr, Cookson MS: Increased body mass index predicts increased blood loss during radical cystectomy. J Urol 2004; 171:1077-9
24. Dindo D, Muller MK, Weber M, Clavien P-A: Obesity in general elective surgery. Lancet 2003;361:2032-5.
25. Abouleish AE, Prough DS, Whitten CW, Zornow MH, Lockhart A, Conlay LA, Abate JJ: Comparing clinical productivity of anesthesiology groups. ANESTHESIOLOGY 2002; 97:608-15
26. Abouleish AE, Prough DS, Barker SJ, Whitten CW, Uchida T, Apfelbaum JL: Organizational factors affect comparisons of the clinical productivity of academic anesthesiology departments. Anesth Analg 2003; 96:802-12
27. Abouleish AE, Prough DS, Whitten CW, Zornow MH: The effects of surgical case duration and type of surgery on hourly clinical productivity of anesthesiologists. Anesth Analg 2003; 97:833-8
28. Abouleish AE, Dexter F, Whitten CW, Zavaleta JR, Prough DS: Quantifying net staffing costs due to longer-than-average surgical case durations. ANESTHESIOLOGY 2004; 100:403-12