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This article discusses the educational approach of problem-based learning (PBL) and its impact on quality learning outcomes. It explores the benefits of PBL in improving student experience, integrating basic science and clinical education, and developing skills and abilities relevant to employment and lifelong learning.
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Educational Approach and Quality:Does PBL support quality learning outcomes? Tracey Winning School of Dentistry The University of Adelaide
Educational Approach and Quality • Objectives • To share knowledge and experience of learning and teaching in PBL review published outcomes of PBL
Why PBL? Quality Student Experience • Student-centred focus 1, 2 • Improve integration of basic science and clinical education 1, 2 • Develop skills, understandings, qualities and dispositions appropriate to employment:3 • life-long learning, critical thinking and decision making, independent working, teamwork, flexibility, oral communication, time management, planning and organisational ability • Evidence-based decision making approach for patient management 4 1. Institute of Medicine, 1995; 2. General Dental Council, 2002; 3. The Pedagogy for Employability Group, HEA, 2006; 4. Institute of Medicine 2003
Why PBL?Learning Theories : Social constructivism Meaningful learning is most likely with: 5, 6, 7 • authentic, real activities, • modelling and coaching, ie, how to think and act as a practitioner, • interactions: ‘inquiry and exploratory talk,’ 8 • collaboration: students and staff, • reflection: content and strategies, • working independently: staff step back. • Co-construction of new knowledge for ‘real-world’ contexts, linked to prior knowledge. These elements inform the design of problem-based learning (PBL) with the aim to support meaningful student learning. 9 5. Brown et al. 1989; 6. Savery & Duffy, 1995; 7. Brophy, 2002; 8. Wells, 2002; 9. Dolmans et al., 2005
Principles Problem = organiser for learning Learner-centred Educational approach (not a method) Characteristics Problem = authentic professionally relevant situation Encountered first Student responds as practitioner Students involved in deciding what, how to learn Construct own knowledge & understanding Guidance/scaffolding provided by teacher as a ‘facilitator’ of learning Multiple learning and teaching methods Organised around problem: small groups, collaborative & independent research, peer learning and teaching, reflection and self-management What is PBL? 10, 11 10. Barrows 2000; 11. Charlin et al., 1998
What is PBL? Educational Outcomes10 • Systematic approach to patient and analysis of their situation • Contextualised and integrated knowledge, skills, behaviours • Self-directed (independent) learning skills, lifelong • Team skills • Motivating, enjoyable learning experience 10. Barrows 2000
PBL Package Purpose Package must provide opportunity for students to: 12 • Think and act as practitioner • develop new, professional knowledge, skills and behaviours • apply new, professional knowledge, skills and behaviours • Develop learning skills • collaborative, independent study • discussion and critique of learning Is there support that PBL can achieve these educational outcomes? 12. Adapted from PROBLARC 2000
Outcomes: Systematic approach to analysis of patient situation • Developing systematic enquiry skills: • Graduates self-rated as better at problem-solving skills 13 • Improvement in clinical reasoning strategy more accurate hypotheses and coherent explanations with basic science knowledge 14 • Improved diagnostic ability with PBL using clinical contexts 15 13. Schmidt et al., 2006; 14. Hmelo, 1998; 15. Schmidt et al., 1996
Outcomes: Contextualised and integrated knowledge, skills, behaviours • Basic and clinical science knowledge • Critical thinking, logical argument (eg explain, test, justify their assumptions, knowledge, reasoning) • Communication/interpersonal skills • Preparation for practice and clinical skills
Outcomes: knowledge, skills, behaviours 1 • Basic and clinical science knowledge • Several reviews have reported equivocal outcomes re basic science knowledge development 16, 17, 18 • Better skills in applying knowledge 18 • Significantly better performance on Medical Board exams (I & II) 19 • Critical thinking • Higher critical thinking disposition which was maintained (to a lesser degree over subsequent 2 y) 20 16. Albanese & Mitchell, 1993; 17. Vernon & Blake, 1993; 18. Dochy et al., 2003; 19. Hoffman et al., 2006; 20. Tiwari, et al., 2006
Outcomes: knowledge, skills, behaviours 2 • Communication /interpersonal skills • High levels of communication skills in PBL graduates (self 13 and clinical directors/co-workers 21, 22) • Preparation for practice • Graduates felt better prepared than their peers from conventional curricula 23 • Graduates self-rated as better at professional skills (eg physical examination) 13 and were rated above average by clinical directors 22 • Better clinical periodontics performance in OSCE (NS difference for examination of patient) 24 13. Schmidt et al., 2006; 21. Rolfe and Pearson, 1994; 22. Dean et al., 2003; 23. Mennin et al., 1996; 24. Rich et al., 2005
Identifying own learning needs and resources Information literacy skills (eg identify, locate, evaluate and use information) Identifying and utilising appropriate learning processes (eg self-testing, concept maps, diagrams, teaching others, applying knowledge to novel situations) Developing time management and organisational skills Monitoring and evaluating learning processes and outcomes Outcomes: Self-directed learning
Identifyingneeds and resources: > 60% (average) learning issues match faculty-identified learning issues; identify other relevant learning issues 25, 26 plan and undertake research in own time, using self-identified resources 27 Informationliteracy skills Graduates self-rated as better at self-directed learning 13, 22 and using information resources 13 Outcomes: Self-directed learning 1 13. Schmidt et al., 2006; 22. Dean et al., 2003; 25. Dolmans et al., 1993; 26. Sigrell et al., 2004; 27. Blumberg 2000
Outcomes: Self-directed learning 2 • Learning processes/approaches • PBLassociated with learning for meaning (deep) 28, 29, 30, 31 • Developingtime management and organisational skills • Graduates self-rated as better at planning, efficiency and time management 13, 22 and rated highly by clinical directors 22 • Monitoringand evaluating learning processes and outcomes: • Updating of current knowledge for practice 32 13. Schmidt et al., 2006; 22. Dean et al., 2003; 28. Coles, 1985; 29. Newble and Clarke, 1986; 30. Vu et al., 1998; 31. Richardson et al., 2007, in press; 32. Shin et al., 1993
Outcomes: Team Skills • Group function: • Group dynamics • Working relationships (eg respect, trust, valuing, etc); • Communication (eg negotiation, discussion, giving and receiving feedback); • Conflict management, (eg trouble-shooting dysfunctional groups: domination, non-participation, exclusion, ‘short-cutting’, ‘sponging’) • Group process • Roles & responsibilities (eg leader, scribe, researcher, recorder/ administrator); • Monitoring and evaluating group functioning; • Organising
Outcomes: Team Skills • Group dynamics • Graduates self-rated as better collaboration skills 13, 22 • Group process • Graduates self-rated as better at skills required for running meetings 13 13. Schmidt et al., 2006; 22. Dean et al., 2003
Outcomes: Student satisfaction • improved enjoyment, student interaction, and flexibility in their programs 16, 30, 33, 34 • overall satisfaction strong for PBL experience 35 and better cf with conventional curricula (CEQ) 31 16. Albanese &Mitchell, 1993; 30. Tiwari et al., 2006; 31. Richardson et al., 2007, in press; 33. Rohlin et al., 1998; 34. Townsend et al., 1997; 35. Lyon and Hendry, 2002.
Conclusion • Evaluation of PBL indicates achieving some of educational outcomes; these link to quality higher education learning outcomes • Issues in interpreting results due to variable implementations of PBL and limited use of theoretical basis: need clear definition of programme processes to assist in interpretation 10, 11 • Research needed to identify key elements of context that are required to achieve PBL outcomes 9 9. Dolmans et al., 2005; 10. Barrows 2000; 11. Charlin et al., 1998
References 1 Albanese MA, Mitchell S. 1993 Problem-based learning: A review of literature on its outcomes and implementation issues. Acad Med 68(1): 52-81. Barrows H. 2000 Problem-based Learning Applied to Medical Education. Springfield, Illinois: Southern Illinois University School of Medicine Blumberg P. Evaluating the evidence that problem-based learners are self directed learners: A Review of the literature. In: Evensen D, Hmelo CE, eds. Problem- Based Learning: Research Perspectives on Learning Interactions. Mahwah; Lawrence Erlbaum Assoc, 2000:199-227 Brown JS, Collins A & Duguid P. 1989 Situated cognition and the culture of learning. Educational Researcher 18: 32-42 Brophy J. 2002 Introduction. In: Social Constructivist Teaching: Affordances and Constraints. Ed: Brophy J. JAI: Amsterdam pp ix-xxii. Charlin B, Mann K, Hansen P. 1998 The many faces of problem-based learning: a framework for understanding and comparison. Medical Teacher 20:323-330. Coles CR. 1985 Differences between conventional and problem-based curricula in their students’ approaches to studying. Med Educ 19(4):308-309. Dean SJ, Barrett AL, Hendry GD, Lyon PMA. 2003 Preparedness for hospital practice among graduates of a problem-based, graduate-entry medical program. MJA 178:163-167.
References 2 Dochy F, Segers M, Van den Bossche P, Gijbels D. Effects of problem-based learning: a meta-analysis. Learning and Instruction 2003;13:533-568. Dolmans DH, Gijselaers WH, Schmidt HG, van der Meer SB. 1993 Problem effectivenss in a course using problem-based learning. Acad Med 68(3):207-213. Dolmans D, De Grace W, Wolfhagen IHAP, van der Vleuten CPM. 2005 Problem-based learning: future challenges for educational practice and research. Med Educ 39:732-741. General Dental Council 2002 The First Five Years. General Dental Council, London. Hmelo CE 1998 Cognitive consequences of problem-based learning for the early development of medical expertise. Teach Learn Med 10(2):92-100. Hoffman K, Hosokawa M, Blake R Jr, Headrick L, Johnson G. 2006 Problem-based learning outcomes: ten years of experience at the University of Missouri - Colombia School of Medicine. Acad Med 81(7):617-625. Institute of Medicine 1995 The mission of education. In: Dental Education at the Crossroads: Challenges and Change (Report by Committee on the Future of Dental Education, Division of Health Services). Ed: Field MJ. National Academy Press, Washington. pp 88-143.
References 3 Institute of Medicine 2003 Health Professions Education: A bridge to quality. (Report by Committee of the Health Professions Education Summit). Eds: Greiner AC, Knebel E. The National Academies Press, Washington. http://www.nap.edu/catalog.php?record_id=10681#toc (accessed 11-9-07). Lyon PMA, Hendry GD. 2002 The use of the Course Experience Questionnaire as a monitoring evaluation tool in a problem-based medical programme. Assessment & Evaluation in Higher Education 27(4): 339-350. Mennin SP, Kalishman S, Friedman M, Pathak D, Snyder J. 1996 A survey of graduates in practice from the University of New Mexico's conventional and community-oriented, problem-based tracks. Acad Med 71: 1079-89. Newble DI, Clarke RM. 1986 The approaches to learning of students in a traditional and in an innovative problem-based medical school. Med Educ 20:267-273. PROBLARC 1994 Constructing a Problem. Workshop papers: Designing and Writing PBL Packages, June 30th and July 1st, 2001, Adelaide. Newcastle, NSW: Problem Based Learning Assessment and Research Centre, The University of Newcastle. Rich SK, Keim RG, Shuler CF. 2005 Problem-based learning versus traditional educational methodology: a comparison of preclinical and clinical periodontics performance. J Dent Educ 69(6): 649-662.
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