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Biomedical subjects

Paul Haidet

Publications and source records attributed to Paul Haidet.

26 records · Page 2Linked to original sources

Team learning in medical education: initial experiences at ten institutions.

PURPOSE: In the midst of curricular reforms that frequently call for reducing lectures and increasing small-group teaching, there is a crisis in faculty time for teaching. This paper describes the initial experiences of ten institutions with team learning (TL), a teaching method which fosters small-group learning in a large-class setting. METHOD: After initial pilot studies at one institution, nine additional institutions implemented TL in one or more courses. RESULTS: Within 18 months, TL has been used in 40 courses (from.5% to 100% of the time) and all ten institutions will increase its use next year. CONCLUSIONS: We surmise that this relatively rapid spread of TL into the medical curriculum is due to the sound pedagogy and efficiency of TL as well as the modest financial resources and support we have provided to partner institutions.

Curriculum↗

Validation of an observation instrument for measuring student engagement in health professions settings.

Documenting student engagement has received increased emphasis in medical schools, as teaching strategies are changing to include more student-to-student interactions. The purpose of this study was to develop and evaluate a measure of student engagement completed by independent observers that would not interfere with student learning time. Data from 3,182 observations completed by nine observers in 32 educational classroom settings with 23 different instructors were used to evaluate the interobserver reliability and gather validity evidence for our observational instrument, named the STROBE. Results indicated that interobserver agreement was good to excellent when observations were conducted simultaneously on randomly selected students in the same classroom (84% average agreement and 0.79 average kappa coefficient) and when observations were conducted on different randomly selected students (79% average agreement). Results also provided strong evidence for validity. Overall, findings indicate that the STROBE demonstrates promise for educational research and evaluation by documenting student engagement in medical education settings.

Health Occupations↗

The effect of using team learning in an evidence-based medicine course for medical students.

BACKGROUND: We implemented team learning, an instructional method that fosters small-group learning, in an evidence-based medicine (EBM) course. Our goal was to align instructional methods with EBM practices. DESCRIPTION: Team learning provides an alternative to lectures in large-group settings. It involves out-of-class preparation followed by in-class readiness assurance tests and group application activities. We used the method to teach a 7-week course in EBM for 2nd-year students. We evaluated the course using student performance, external observation, and student focus groups. EVALUATION: Students performed well on all written assignments, indicating attainment of learning objectives. Observation data revealed a high level of student engagement in the classroom. Focus group data indicated that desired learning behaviors tended to occur but that many students devalued the method. CONCLUSION: Team learning served as a useful framework, enabling a large enrollment course to have small-group experiences without large numbers of faculty. The method fostered individual accountability and promoted teamwork--behaviors consistent with effective EBM practice. Students' lack of enthusiasm for the method may stem from their comfort with didactic lectures.

Curriculum↗

When risk is low: primary care physicians' counseling about HIV prevention.

To explore the conceptualization of risk by primary care physicians about behaviors associated with a relatively low risk of HIV transmission, we performed open-ended telephone interviews with 59 primary care physicians throughout the United States. During the interviews, physicians were asked to respond to a series of clinical vignettes presenting situations where the risk of HIV transmission is relatively low or unknown. We performed a qualitative content analysis of physicians' responses to these clinical vignettes. We found that relatively few information-gathering statements were made in an effort to elicit the patient's perspective regarding risk, and that risk counseling by physicians often followed an 'all or nothing' heuristic that manifested itself as the advice to take maximum precautions under situations of any perceived risk, no matter how small. In addition, HIV testing was often incompletely explained. When combined with the all or nothing heuristic, this created advice that was potentially harmful by using testing as a means to achieve zero risk and forgo protective strategies in settings where patients may potentially be in the HIV negative 'window' phase of infection.

AIDS Serodiagnosis↗

Medical student attitudes toward the doctor-patient relationship.

CONTEXT: Medical educators have emphasized the importance of teaching patient-centred care. OBJECTIVES: To describe and quantify the attitudes of medical students towards patient-centred care and to examine: (a) the differences in these attitudes between students in early and later years of medical school; and (b) factors associated with patient-centred attitudes. METHODS: We surveyed 673 students in the first, third, and fourth years of medical school. Our survey utilized the Patient-Practitioner Orientation Scale (PPOS), a validated instrument designed to measure individual preferences towards various aspects of the doctor-patient relationship. Total PPOS scores can range from patient-centred (egalitarian, whole person oriented) to disease- or doctor-centred (paternalistic, less attuned to psychosocial issues). Additional demographic data including gender, age, ethnicity, undergraduate coursework, family medical background and specialty choice were collected from the fourth year class. RESULTS: A total of 510 students (76%) completed data collection. Female gender (P < 0.001) and earlier year of medical school (P = 0.03) were significantly associated with patient-centred attitudes. Among fourth year students (n = 89), characteristics associated with more patient-centred attitudes included female gender, European-American ethnicity, and primary-care career choice (P < 0.05 for each comparison). CONCLUSION: Despite emphasis on the need for curricula that foster patient-centred attitudes among medical students, our data suggest that students in later years of medical school have attitudes that are more doctor-centred or paternalistic compared to students in earlier years. Given the emphasis placed on patient satisfaction and patient-centred care in the current medical environment, our results warrant further research and dialogue to explore the dynamics in medical education that may foster or inhibit student attitudes toward patient-centred care.

Attitude to Health↗

An initial experience with "team learning" in medical education.

Team learning is an approach to large-group teaching that combines the strengths of small-group interactive learning with teacher-driven content delivery. Team learning has been used successfully in professional disciplines other than medicine. The authors describe a field test of team learning in the setting of an internal medicine residency noontime lecture in the spring of 2000 at Baylor College of Medicine. They surveyed residents on their attitudes toward the usefulness of the lecture content before and after the session and surveyed them on their engagement in learning. Residents reported their engagement as high and demonstrated favorable changes in their attitudes about the usefulness of the lecture content to their daily medical practice. The authors describe their adaptation of the team-learning approach and conclude that team learning may be a useful new pedagogic tool in medical education.

Attitude of Health Personnel↗

Learning by doing: teaching critical appraisal of randomized trials by performing an in-class randomized trial.

OBJECTIVE: Our medical students often encounter difficulty because many have trouble appreciating the relative merits and limitations of clinical research design. In order to remedy these deficits, we developed a novel in-class simulated randomized trial in which students were blinded to their treatment assignment. Specifically, our goals for the session were to demonstrate the importance of randomization of subject populations, to define and use basic terminology such as relative risk reduction along with absolute risk reduction, and to demonstrate the strengths and pitfalls of analysis of subsets of subjects. DESCRIPTION: We proposed the study of a hypothetical new drug, "Flunkimmune," which was claimed to prevent students from failing tests. Students received a random assignment to either the "Flunkimmune" or the placebo group. Students then received an opaque plastic egg appropriate for their randomization. We had prepared the eggs a-priori to each contain a piece of candy, and some to contain a blue dot. The flavor of the candy signified whether a particular student was in the treatment or control group. After all students had received their eggs, we "unblinded" the study by having the students open their eggs and learn to which treatment they had received. We then used an audience response system to construct a demographics table commonly known as Table 1 for the randomized trial-based characteristics of the students' choosing (e.g., "drinks Diet cola," "over six feet tall," "birth weight under seven pounds"). We asked the class to critique their own Table 1 and to comment on the adequacy of the randomization. Students were then informed that the presence of the blue dot signified a "failing" grade on a hypothetical exam to test the efficacy of "Flunkimmune." The eggs had been loaded so that the treatment group had a relative risk reduction of failure rates of 50% compared with the control group and an absolute risk reduction of 20%. This result prompted a debate among students about the relative merits of absolute or relative risk reduction in reporting the results of the study. Students also performed subgroup analyses by determining the failure rates for treatment and control students seated in particular aisles of the lecture hall. This enhanced discussion about the processes of bias and confounding inherent in subgroup analyses. DISCUSSION: This experiential teaching method allowed students to participate directly in a simulated randomized controlled trial, thereby facilitating understanding of this type of study. Students reported that the experience was enjoyable and stimulated active engagement with critical appraisal of randomized trials. Students' subsequent homework assignments, in which they were asked to critically appraise a randomized trial, demonstrated a depth of understanding not previously encountered at this level. We plan to develop and rigorously evaluate additional experiential activities that expose students to the role of the research investigator.

Education, Medical, Undergraduate↗