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1.
J Oncol Pract ; 3(1): 2-8, 2007 Jan.
Artículo en Inglés | MEDLINE | ID: mdl-20859362

RESUMEN

PURPOSE: Oncologists in academic cancer centers usually generate professional fees that are insufficient to cover salaries and other expenses, despite significant clinical activity; therefore, supplemental funding is frequently required in order to support competitive levels of physician compensation. Relative value units (RVUs) allow comparisons of productivity across institutions and practice locations and provide a reasonable point of reference on which funding decisions can be based. METHODS: We reviewed the clinical productivity and other characteristics of oncology physicians practicing in 13 major academic cancer institutions with membership or shared membership in the National Comprehensive Cancer Network (NCCN). The objectives of this study were to develop tools that would lead to better-informed decision making regarding practice management and physician deployment in comprehensive cancer centers and to determine benchmarks of productivity using RVUs accrued by physicians at each institution. Three hundred fifty-three individual physician practices across the 13 NCCN institutions in the survey provided data describing adult hematology/medical oncology and bone marrow/stem-cell transplantation programs. Data from the member institutions participating in the survey included all American Medical Association Current Procedural Terminology (CPT®) codes generated (billed) by each physician during each organization's fiscal year 2003 as a measure of actual clinical productivity. Physician characteristic data included specialty, clinical full-time equivalent (CFTE) status, faculty rank, faculty track, number of years of experience, and total salary by funding source. The average adult hematologist/medical oncologist in our sample would produce 3,745 RVUs if he/she worked full-time as a clinician (100% CFTE), compared with 4,506 RVUs for a 100% CFTE transplant oncologist. RESULTS AND CONCLUSION: Our results suggest specific clinical productivity targets for academic oncologists and provide a methodology for analyzing potential factors associated with clinical productivity and developing clinical productivity targets specific for physicians with a mix of research, administrative, teaching, and clinical salary support.

2.
J Am Diet Assoc ; 103(8): 982-90, 2003 Aug.
Artículo en Inglés | MEDLINE | ID: mdl-12891146

RESUMEN

OBJECTIVE: To examine the prevalence of supplement use in persons before receiving hematopoietic stem cell transplant (HSCT) and the association of select supplements with outcomes. DESIGN: This observational cohort study included a questionnaire on supplement use before HSCT. Nonrelapse mortality, recurrence/relapse, and mortality or relapse (the inverse of disease-free survival) were followed to two years. Subjects/Setting Persons receiving HSCT at the Fred Hutchinson Cancer Research Center between September 1994 and December 1997 were eligible (N=1,182). Statistical Analyses Performed Descriptive statistics and univariate and Cox regression analyses were conducted. RESULTS: Sixty-six percent of patients used supplements (31% vitamin C, 19% vitamin E, and 20% herbs or others preparations). Vitamin C at > or =500 mg/day was inversely associated with recurrence among persons with breast cancer (RR=0.11; 95% CI, 0.02-0.89; P=.03). However, among persons with acute leukemia, vitamin C at > or =500 mg/day was positively associated with nonrelapse mortality (RR=2.25; 95% CI, 1.33-3.83; P=.01) and mortality or relapse (RR=1.63; 95% CI, 1.09-2.44; P=.01), respectively. Vitamin E at > or =400 IU/day was positively associated with mortality or relapse (RR=1.77; 95% CI, 1.06 -2.96; P=.02). Applications/Conclusions Though this work was observational, the results suggest supplemental vitamin C before therapy may be beneficial in persons with breast cancer but both vitamin C and vitamin E may increase risk in persons with acute leukemia receiving HSCT. Practitioners should document supplement use in subjects receiving therapy for cancer.


Asunto(s)
Ácido Ascórbico/administración & dosificación , Suplementos Dietéticos , Trasplante de Células Madre Hematopoyéticas/métodos , Vitamina E/administración & dosificación , Adolescente , Adulto , Antioxidantes/administración & dosificación , Antioxidantes/metabolismo , Ácido Ascórbico/metabolismo , Neoplasias de la Mama/metabolismo , Neoplasias de la Mama/mortalidad , Neoplasias de la Mama/terapia , Estudios de Cohortes , Supervivencia sin Enfermedad , Femenino , Trasplante de Células Madre Hematopoyéticas/mortalidad , Humanos , Leucemia Mielógena Crónica BCR-ABL Positiva/metabolismo , Leucemia Mielógena Crónica BCR-ABL Positiva/mortalidad , Leucemia Mielógena Crónica BCR-ABL Positiva/terapia , Leucemia Mieloide Aguda/metabolismo , Leucemia Mieloide Aguda/mortalidad , Leucemia Mieloide Aguda/terapia , Masculino , Persona de Mediana Edad , Leucemia-Linfoma Linfoblástico de Células Precursoras/metabolismo , Leucemia-Linfoma Linfoblástico de Células Precursoras/mortalidad , Leucemia-Linfoma Linfoblástico de Células Precursoras/terapia , Modelos de Riesgos Proporcionales , Vitamina E/metabolismo
3.
Biol Blood Marrow Transplant ; 8(4): 206-12, 2002.
Artículo en Inglés | MEDLINE | ID: mdl-12014809

RESUMEN

Psoralen plus ultraviolet A irradiation (PUVA) has immunomodulatory effects and is used to treat a variety of immune-mediated dermatologic diseases. We administered PUVA to 103 patients for treatment of steroid-resistant acute graft-versus-host disease (GVHD) of the skin. Twenty-nine patients had related donors (12 HLA-mismatched) and 74 had unrelated donors (23 HLA-mismatched). The median onset of GVHD was day 13 after transplantation, and the median onset of PUVA treatment was day 46. PUVA was administered as secondary therapy for 86 patients and tertiary therapy or greater for 17 patients. The median number of treatments was 16, and the mean cumulative exposure was 41 J/cm2. PUVA was generally well tolerated with 8 patients discontinuing therapy because of toxicity. At the start of PUVA treatment, 48 patients had rash affecting >50% of their body surface area (BSA), and 91 had rash involving >25% BSA. Of 65 patients who were evaluated after 6 weeks of PUVA treatment, 11 still had rash involving >50% BSA, 24 had rash involving >25% BSA, and 24 had no rash. The mean daily dose of prednisone at the start of PUVA therapy was 1.6 mg/kg compared to 0.7 mg/kg after 6 weeks of therapy. Fifty-nine patients (57%) did not require additional therapy for skin GVHD after starting PUVA. Ninety-two percent of patients developed chronic GVHD. Fifty-three patients (51%) remain alive at 129-1883 days after transplantation. These results suggest that PUVA can be an effective therapy for steroid-resistant acute GVHD of the skin.


Asunto(s)
Exantema/tratamiento farmacológico , Enfermedad Injerto contra Huésped/tratamiento farmacológico , Terapia PUVA , Enfermedad Aguda , Adolescente , Adulto , Anemia Refractaria con Exceso de Blastos/terapia , Trasplante de Médula Ósea/efectos adversos , Niño , Preescolar , Dermatitis Fototóxica , Resistencia a Medicamentos , Exantema/etiología , Exantema/inmunología , Femenino , Enfermedad Injerto contra Huésped/etiología , Enfermedad Injerto contra Huésped/inmunología , Neoplasias Hematológicas/terapia , Humanos , Lactante , Masculino , Persona de Mediana Edad , Terapia PUVA/efectos adversos , Trasplante de Células Madre de Sangre Periférica/efectos adversos , Prednisona/administración & dosificación , Prednisona/uso terapéutico , Traumatismos por Radiación/etiología , Recurrencia , Estudios Retrospectivos , Seguridad , Trasplante Homólogo/efectos adversos , Resultado del Tratamiento
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