• 1
    Screening for colorectal cancer—United States, 1992–1993, and new guidelines. MMWR. 1996;42:107–10.
  • 2
    Newcomb P, Norfleet R, Sorer B, Surawiscz T, Marcus P. Screening sigmoidoscopy and colorectal cancer mortality. J Natl Cancer Inst. 1992;84:1572 5.
  • 3
    Mueller A & Sonnenberg A. Prevention of colorectal cancer by flexible sigmoidoscopy and polypectomy: a case-control study of 32702 veterans. Ann Intern Med. 1995;123:904 10.
  • 4
    Selby JV, Friedman GD, Quesenberry Cp Jr, Weiss NS. A case-control study of screening sigmoidoscopy and mortality from colorectal cancer. N Engl J Med. 1992;326(10):653 7.
  • 5
    Screening for colorectal cancer. The U.S. Preventive Services Task Force, Washington, D.C. Am Fam Physician. 1989;40(5):119 26.
  • 6
    American Cancer Society. Summary of Current Guidelines for the Cancer Related Check-up: Recommendations. New York: American Cancer Society; 1989.
  • 7
    American College of Physicians. Clinical Efficacy Assessment Project: Screening for Colorectal Cancer. Philadelphia, Pa: American College of Physicians; 1990.
  • 8
    National Cancer Institute. Working Guidelines for Early Cancer Detection: Rationale and Supporting Evidence to Decrease Mortality. Bethesda, Md: National Cancer Institute; 1987.
  • 9
    Winawer S, Fletcher R, Miller L, et al. Colorectal cancer screen-ing: clinical guidelines and rationale. Gastroenterology. 1997;112: 594 642.
  • 10
    Ransohoff DF & Lang CA. Sigmoidoscopic screening in the 1990s. JAMA. 1993;269(10):1278 81.
  • 11
    Saad JA, Pirie P, Sprafka JM. Relationship between flexible sigmoidoscopy training during residency and subsequent sigmoidoscopy performance in practice. Fam Med. 1994;26(4):250 3. See Comments.
  • 12
    Buckley RL, Smith MU, Katner HP. Use of rigid and flexible sigmoidoscopy by family physicians in the United States. J Fam Pract. 1988;27(2):197 200. Published erratum appears in J Fam Pract 1988;27(6):preceding 575.
  • 13
    American Cancer Society. 1989 Survey of physicians’ attitudes and practices in early cancer detection. CA Cancer J Clin. 1990; 40(2):77 101.
  • 14
    Eliason BC, Lofton SA, Mark DH. Influence of demographics and profitability on physician selection of family practice procedures. J  Fam Pract. 1994;39(4):341 7.
  • 15
    Ballas MT, Markert RJ, Oler MJ. Screening flexible sigmoidoscopy and insurance reimbursement. J Fam Pract. 1995;40(6):535.
  • 16
    Leider PJ, Solberg R, Nesbitt T. Family physician perception of economic incentives for the provision of office procedures. Fam Med. 1997;29(5):318 20.
  • 17
    Cooper G, Fortinsky R, Hapke R, Landefeld S. Primary care physicians’ recommendations for colorectal cancer screening: patient and practitioner factors. Arch Intern Med. 1997;157:1946 50.
  • 18
    Streiner D & Norman G. Health Measurement Scales: A Practical Guide to Their Development and Use. 2nd ed. New York, NY: Oxford University Press; 1995.
  • 19
    Armitage P & Berry G. Statistical Methods in Medical Research. 2nd ed. Oxford, UK: Blackwell Scientific Publications; 1987.
  • 20
    Hsiao WC, Yntema DB, Braun P, Dunn D, Spencer C. Measurement and analysis of intraservice work. JAMA. 1988;260(16): 2361 70.
  • 21
    Lewis JD & Asch DA. Barriers to office-based screening sigmoidoscopy: is reimbursement adequate to cover costs? Ann Intern Med. 1999;130:525 30.
  • 22
    Grumbach K, Osmond D, Vranizan K, Jaffe D, Bindman A. Primary care physicians’ experience of financial incentives in managed-care systems. N Engl J Med. 1998;339:1516 21.
  • 23
    Kassirer JP. Doctor discontent. N Engl J Med. 1998;339(21):1543 5.
  • 24
    Donelan K, Blendon RJ, Lundberg GD, et al. The new medical marketplace: physicians’ views. Health Aff (Millwood). 1997;16(5): 139 48.
  • 25
    Carr PL, Ash AS, Friedman RH, et al. Relation of family responsibilities and gender to the productivity and career satisfaction of medical faculty. Ann Intern Med. 1998;129(7):532 8.
  • 26
    Ogle KS, Henry RC, Durda K, Zivick JD. Gender-specific differences in family practice graduates. J Fam Pract. 1986;23(4):357 60.
  • 27
    Limacher MC, Zaher CA, Walsh MN, et al. The ACC professional life survey: career decisions of women and men in cardiology. A report of the Committee on Women in Cardiology, American College of Cardiology. J Am Coll Cardiol. 1998;32(3):827 35.
  • 28
    Emmons D & Kletke P. An examination of practice size. In: GonzalezM, ed. Socioeconomic Characteristics of Medical Practice 1997. Chicago, Ill: American Medical Association; 1997:21 30.