Medicare and Medicaid statistical supplement, 1995. Health Care Finance Rev.September 1995;16.
Weitzman S, Heimer D, Naggan L, Bar-Ziv G, Glick S. Uncomplicated pneumonia: an evaluation of determinants of length of
hospitalization. Isr J Med Sci.1983;19:591-595.
Wennberg JE, Frieman JL, Culp WJ. Are hospital services rationed in New Haven or over-utilized in Boston? Lancet.1987;1:1185-1189.
McMahon LF, Wolfe RA, Tedeschi PJ. Variations in hospital admissions among small areas: a comparison of
Maine and Michigan. Med Care.1989;27:623-631.
Cleary P, Greenfield S, Mulley AG.
et al. Variations in length of stay and outcomes for six medical and surgical
conditions in Massachusetts and California. JAMA.1991;266:73-79.
Fine MJ, Singer DE, Phelps AL, Hanusa BH, Kapoor WN. Differences in length of stay in patients with community-acquired pneumonia:
a prospective four-hospital study. Med Care.1993;31:371-380.
Burns L, Wholey D. The effects of patient, hospital, and physician characteristics on
length of stay and mortality. Med Care.1991;29:225-271.
McCormick D, Singer DE, Coley CM.
et al. Variation in length of hospital stay in patients with community acquired
pneumonia: are shorter stays associated with worse medical outcomes? J Gen Intern Med.1996;11(suppl):72.
Fine MJ, Medsger AR, Stone R.
et al. The hospital discharge decision in patients with community-acquired
pneumonia: results from the pneumonia PORT cohort study. Arch Intern Med.1997;157:47-56.
Voluntary Hospitals of America. Examining Pneumonia: An Analysis of Cost, Quality, and Clinical
Issues. Irving, Tex: Voluntary Hospitals of America; 1993.
Bartlett JG, Mundy L. Community-acquired pneumonia. N Engl J Med.1995;333:1618-1624.
Weingarten SR, Riedinger MS, Varis G.
et al. Identification of low-risk hospitalized patients with pneumonia. Chest.1994;105:1109-1115.
Fine MJ, Hanusa BH, Lave JR.
et al. Comparison of a disease-specific and a generic severity of illness
measure for patients with community-acquired pneumonia. J Gen Intern Med.1995;10:359-368.
Fine MJ, Auble TE, Yealy DM.
et al. Improving the appropriateness of hospital care in community-acquired
pneumonia: a prediction rule to identify patients at low risk for mortality
and other adverse medical outcomes. N Engl J Med.1997;336:243-250.
Knaus WA, Wagner DP, Draper EA.
et al. The APACHE III prognostic system: risk prediction of hospital mortality
for critically ill hospitalized adults. Chest.1991;100:1619-1636.
Kelleher C. Relationship of physician ratings of severity of illness and difficulty
of clinical management to length of stay. Health Serv Res.1993;27:841-855.
Fang GD, Fine MJ, Orloff J.
et al. New and emerging etiologies for community-acquired pneumonia with implications
for therapy: a prospective multicenter study of 359 cases. Medicine.1990;69:307-316.
Kaplan EL, Meier P. Nonparametric estimation from incomplete observations. J Am Stat Assoc.1958;53:457-481.
Allison P. Survival Analysis Using the SAS System: A Practical Guide. Cary, NC: SAS Institute; 1995.
Fine MJ, Hough LJ, Medsger AR.
et al. The hospital admission decision for patients with community-acquired
pneumonia: results from the Pneumonia Patient Outcomes Research Team Cohort
Study. Arch Intern Med.1997;157:36-44.
Douglas RM, Devitt L. Pneumonia in New Guinea. Med J Aust.1973;1:42-49.
Lieberman D, Porath A, Schlaeffer F, Lieberman D, Boldur I. Legionella species community-acquired pneumonia. Chest.1996;109:1243-1249.
Nordstrom K, Kallings I, Dahnsjo H, Clemens F. An outbreak of legionnaires' disease in Sweden: report of sixty-eight
cases. Scand J Infect Dis.1983;15:43-55.
Finkelstein M, Petkun W, Freedman M, Antopol S. Pneumococcal bacteremia in adults: age-dependent differences in presentation
and outcome. J Am Geriatr Soc.1983;31:19-27.
Esposito A. Community-acquired bacteremic pneumococcal pneumonia. Arch Intern Med.1984;144:945-948.
Ortqvist A, Grepe A, Julander I, Kalin M. Bacteremic pneumococcal pneumonia in Sweden: clinical course and outcome
and comparison with non-bacteremic pneumococcal and mycoplasmal pneumonias. Scand J Infect Dis.1988;20:163-171.
Weingarten SR, Riedinger MS, Hobson P.
et al. Evaluation of a pneumonia practice guideline in an interventional trial. Am J Respir Crit Care Med.1996;153:1110-1115.
Daifuku R, Movahhed H, Fotheringham N, Bear MB, Nelson S. Time to resolution of morbidity: an endpoint for assessing the clinical
cure of community-acquired pneumonia. Respir Med.1996;90:587-592.
Tunis SR, Hayward RS, Wilson MC.
et al. Internists's attitudes about clinical practice guidelines. Ann Intern Med.1994;120:956-963.
Fein AM, Niederman MS. Guidelines for the initial management of community-acquired pneumonia:
savory recipe or cookbook for disaster? Am J Respir Crit Care Med.1995;152:1149-1153.
Pearson S, Lee TH. Critical pathways: a primer. Ann Intern Med.1995;123:941-948.
Quintiliani R, Cooper BW, Briceland LL, Nightingale CH. Economic impact of streamlining antibiotic administration. Am J Med.1987;82:269-274.
Khan FA, Basir R. Sequential intravenous-oral administration of ciprofloxacin versus
ceftazidime in serious bacterial respiratory tract infections. Chest.1989;96:453-456.
Sanders WE, Morris JF, Alessi P.
et al. Oral ofloxacin for the treatment of acute bacterial pneumonia: use
of a nontraditional protocol to compare experimental therapy with "usual care"
in a multicenter clinical trial. Am J Med.1991;91:261-266.
Ehrenkranz NJ, Nerenberg DE, Shultz JM, Slater KC. Intervention to discontinue parenteral antimicrobial therapy in patients
hospitalized with pulmonary infections: effect on shortening patient stay. Infect Control Hosp Epidemiol.1992;13:21-25.
Ramirez JA, Srinath L, Ahkee S, Huang A, Raff MJ. Early switch from intravenous to oral cephalosporins in the treatment
of hospitalized patients with community-acquired pneumonia. Arch Intern Med.1995;155:1273-1276.
Siegel RE, Halpern NA, Almenoff PL.
et al. A prospective randomized study of inpatient IV antibiotics for community-acquired
pneumonia: the optimal duration of therapy. Chest.1996;110:965-971.
Bates JH, Campbell GD, Barron AL.
et al. Microbial etiology of acute pneumonia in hospitalized patents. Chest.1992;101:1005-1012.
Marrie TJ. Community-acquired pneumonia. Clin Infect Dis.1994;18:501-515.
Selker HP, Beshansky JR, Pauker SG, Kassirer JP. The epidemiology of delays in a teaching hospital: the development
and use of a tool that detects unnecessary hospital days. Med Care.1989;27:112-129.
Selker HP. Criteria for adoption in practice of medical practice guidelines [editorial]. Am J Cardiol.1993;71:339-341.