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result(s) for
"Sheffield, Virginia M."
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Invasive Fungal Disease in Patients with Newly Diagnosed Acute Myeloid Leukemia
by
Linder, Kathleen A.
,
Kauffman, Carol A.
,
Richards, Blair J.
in
Acute myeloid leukemia
,
Antifungal agents
,
Aspergillosis
2021
This single-center retrospective study of invasive fungal disease (IFD) enrolled 251 adult patients undergoing induction chemotherapy for newly diagnosed acute myeloid leukemia (AML) from 2014–2019. Patients had primary AML (n = 148, 59%); antecedent myelodysplastic syndrome (n = 76, 30%), or secondary AML (n = 27, 11%). Seventy-five patients (30%) received an allogeneic hematopoietic cell transplant within the first year after induction chemotherapy. Proven/probable IFD occurred in 17 patients (7%). Twelve of the 17 (71%) were mold infections, including aspergillosis (n = 6), fusariosis (n = 3), and mucomycosis (n = 3). Eight breakthrough IFD (B-IFD), seven of which were due to molds, occurred in patients taking antifungal prophylaxis. Patients with proven/probable IFD had a significantly greater number of cumulative neutropenic days than those without an IFD, HR = 1.038 (95% CI 1.018–1.059), p = 0.0001. By cause-specific proportional hazards regression, the risk for IFD increased by 3.8% for each day of neutropenia per 100 days of follow up. Relapsed/refractory AML significantly increased the risk for IFD, HR = 7.562 (2.585–22.123), p = 0.0002, and Kaplan-Meier analysis showed significantly higher mortality at 1 year in patients who developed a proven/probable IFD, p = 0.02. IFD remains an important problem among patients with AML despite the use of antifungal prophylaxis, and development of IFD is associated with increased mortality in these patients.
Journal Article
Gendered Expectations: the Impact of Gender, Evaluation Language, and Clinical Setting on Resident Trainee Assessment of Faculty Performance
by
Mack, Megan
,
Heidemann, Lauren
,
Lukela, Jennifer Reilly
in
Communication skills
,
Evaluation
,
Gender
2022
BackgroundGender inequity is pervasive in academic medicine. Factors contributing to these gender disparities must be examined. A significant body of literature indicates men and women are assessed differently in teaching evaluations. However, limited data exist on how faculty gender affects resident evaluation of faculty performance based on the skill being assessed or the clinical practice settings in which the trainee-faculty interaction occurs.ObjectiveEvaluate for gender-based differences in the assessment of general internal medicine (GIM) faculty physicians by trainees in inpatient and outpatient settings.DesignRetrospective cohort studySubjectsInpatient and outpatient GIM faculty physicians in an Internal Medicine residency training program from July 1, 2015, to December 31, 2018.Main MeasuresFaculty scores on trainee teaching evaluations including overall teaching ability and Accreditation Council for Graduate Medical Education (ACGME) competencies (medical knowledge [MK], patient care [PC], professionalism [PROF], interpersonal and communication skills [ICS], practice-based learning and improvement [PBLI], and systems-based practice [SBP]) based on the institutional faculty assessment form.Key ResultsIn total, 3581 evaluations by 445 trainees (55.1% men, 44.9% women) assessing 161 GIM faculty physicians (50.3% men, 49.7% women) were included. Male faculty were rated higher in overall teaching ability (male=4.69 vs. female=4.63, p=0.003) and in four of the six ACGME competencies (MK, PROF, PBLI, and SBP) based on our institutional evaluation form. In the inpatient setting, male faculty were rated more favorably for overall teaching (male = 4.70, female = 4.53, p=<0.001) and across all ACGME competencies. The only observed gender difference in the outpatient setting favored female faculty in PC (male = 4.65, female = 4.71, p=0.01).ConclusionsMale and female GIM faculty performance was assessed differently by trainees. Gender-based differences were impacted by the setting of evaluation, with the greatest difference by gender noted in the inpatient setting.
Journal Article
Melanic pigmentation and light preference within and between two Drosophila species
by
Fournier, Eli B.
,
Mayer, Spencer D.
,
Roberts, Stephon
in
behavioral choice experiment
,
Color
,
correlated traits
2021
Environmental adaptation and species divergence often involve suites of co‐evolving traits. Pigmentation in insects presents a variable, adaptive, and well‐characterized class of phenotypes for which correlations with multiple other traits have been demonstrated. In Drosophila, the pigmentation genes ebony and tan have pleiotropic effects on flies' response to light, creating the potential for correlated evolution of pigmentation and vision. Here, we investigate differences in light preference within and between two sister species, Drosophila americana and D. novamexicana, which differ in pigmentation in part because of evolution at ebony and tan and occupy environments that differ in many variables including solar radiation. We hypothesized that lighter pigmentation would be correlated with a greater preference for environmental light and tested this hypothesis using a habitat choice experiment. In a first set of experiments, using males of D. novamexicana line N14 and D. americana line A00, the light‐bodied D. novamexicana was found slightly but significantly more often than D. americana in the light habitat. A second experiment, which included additional lines and females as well as males, failed to find any significant difference between D. novamexicana‐N14 and D. americana‐A00. Additionally, the other dark line of D. americana (A04) was found in the light habitat more often than the light‐bodied D. novamexicana‐N14, in contrast to our predictions. However, the lightest line of D. americana, A01, was found substantially and significantly more often in the light habitat than the two darker lines of D. americana, thus providing partial support for our hypothesis. Finally, across all four lines, females were found more often in the light habitat than their more darkly pigmented male counterparts. Additional replication is needed to corroborate these findings and evaluate conflicting results, with the consistent effect of sex within and between species providing an especially intriguing avenue for further research. Light preference was examined in the light‐bodied Drosophila novamexicana and in three lines of the dark‐bodied Drosophila americana. In both species, female flies are more lightly pigmented than male flies and also show a stronger tendency to select a more brightly lit habitat. Patterns of habitat choice within and between species were mixed, but showed some trends of lighter bodied flies preferring more brightly lit habitats.
Journal Article