Evidence Based Practice; Foundational Models Flashcards

1
Q

Foundational Models: Nagi

A
  • cascade from disease to impairments to functional limitations to disability
  • disease –> impairment –> functional limitations –> disability
  • only linear, unidirectional arrows, ICF more like web with bidirectional arrows
  • nagi: one leads to another
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2
Q

Foundational Model: ICF

A
  • multidisciplinary and international
  • describes how people live with their health condition
  • relationships between health conditions, body functions and structures, activities and participations
  • references how environmental and personal factors affect function
  • participation refers to societally expected roles
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3
Q

Process of Patient Client Managment

A
  • Examination –> Evaluation –> Diagnosis –> Prognosis (Including Plan of Care) –> Intervention –> Outcomes
  • examination: look at contextual factors and impairment and participation to piece it together called PT Diagnosis
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4
Q

Evidence-Based PT Practice

A
  • clinical decisions made in the practice of physical therapy are made based on best evidence currently available with consideration of patient preferences
  • mix of evidence you have and info from patient brought into play
  • “open and thoughtful clinical decision making” about the physical therapy management of a patient/client: 1. articulate steps taken to make a conclusion 2. rationale for your conclusion 3. potential impact of taking or not taking action 4. appraisal of risks and benefits of various options
  • integrates the “best available evidence with clinical judgement” and the patient/client’s preferences and values: 1. studies that are relevant to the clinical question, consideration of the level of evidence, weighing in of patient preferences/values, collaborative decision making
  • considers the larger social context in which PT services are provided, to optimize patient/client outcomes and quality of life
  • financial constraint timeline
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5
Q

EBPT Definitions

A
  • evidence: potentially-any empirical observation about patients/clients; preferably-systematic research, sometimes from the basic sciences of medicine, but especially from patient-centered clinical studies
  • clinical expertise does not equal habits: what is the best way to treat the patient, and what clinical evidence is there
  • clinical expertise: more effective and efficient patient/client management based on experience, learning and reflection about practice; includes ability to identify and evaluate the: patient’s unique health status, diagnosis and prognosis, benefits and risks of potential interventions, patient’s resources and limitations
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6
Q

The 5 Steps of EBP

A
  • ask question
  • find evidence
  • appraise evidence
  • apply clinical references
  • evaluate results
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7
Q

DPT 781

A
  • ask: question formation-recognize what is unknown about patient’s condition; convert needed information into an answerable question; clinical question
  • Find: search for relevant information; access the evidence, conduct a literature search
  • appraise: review and appraise the evidence
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8
Q

Questions

A
  • clinical: focus on management of a particular patient
  • research: identify and define variables that will be studied using a specific research design and involving predetermined populations
  • questions about: 1. examination 2. diagnosis 3. prognosis 4. intervention 5. outcome
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9
Q

EBPT Focus Areas-Examination and Diagnosis

A
  • usefulness of diagnostic tests and clinical measures
  • diagnostic tests: “special tests”, imaging studies
  • measures: ROM, strength, vital signs, wound dimensions, sensation
  • diagnosis: process that “includes integrating and evaluating the data that are obtained during the [PT] examination to describe the patient/client condition in terms that will guide the PT in determining the prognosis, plan of care and intervention strategies”
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10
Q

Prognosis

A
  • prediction of the natural course of a condition, or its risk of development
  • “predicted optimal level of improvement through intervention and the amount of time required to achieve that level
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11
Q

Prognostic Factor

A
  • a characteristic that increases or decreases the likelihood of an individual’s eventual outcome:
  • demographic: e.g. age, gender, ethnicity, education, socioeconomic status
  • disease-specific: e.g. severity of disease or injury acuity or chronicity
  • co-morbidities: other conditions present that influence outcome
  • other: e.g. insurance coverage, access to health care
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12
Q

Types of Prognostic Factors

A
  • favorable (protective)
  • increase the likelihood of a positive event (hypothetical example: family support increases likelihood of discharge to home)
  • decrease the likelihood of an adverse event (hypothetical example: pressure relief maneuvers decrease the risk of ischial tuberosity skin breakdown)
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13
Q

EBPT Focus Areas

A
  • usefulness of diagnostic tests and clinical measures
  • usefulness of prognostic factors
  • efficacy, effectiveness and safety of interventions
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14
Q

Intervention

A
  • the purposeful use of various PT procedures and techniques in collaboration with the patient/client and, when appropriate, other healthcare providers, in order to effect change in the patient/client’s condition
  • PICO model: how effective is the intervention that you apply?
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15
Q

Focus: Performance

A
  • interventions intended to enhance skill-based activities

- PT examples: coordination exercises to support athletic performance; flexibility exercise to enhance dancing ability

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16
Q

Focus: Rehabilitation

A
  • interventions intended to optimize function
  • PT examples: gait training with assistive devices following stroke, joint mobilization techniques removal of a lower extremity cast
17
Q

Outcome

A
  • measures stemmed around reliability and validity
  • end result of patient/client management
  • observed measures (e.g. return-to-work, discharge home)
  • self-report measures: surveys completed by patients/clients–generic health status/quality of life, body part/region specific, disease/condition specific
18
Q

EBPT The Steps

A
  1. form clinically meaningful, answerable questions pertinent to the individual patient/client
  2. track down the info from credible sources
  3. evaluate the validity of the evidence
  4. determine its usefulness for the management of the individual patient/client
  5. use the evidence in practice
  6. evaluate the outcome
  7. determine the impact on future practice–will it change?
19
Q

Barriers to EBPT

A
  • therapist: lack of knowledge and skills, lack of confidence
  • profession: lack of evidence, respect for authority and tradition
  • system: lack of time, lack of access, not reimbursable, lack of administrative support, political challenges (anyone being paid to do these studies-by whom)
20
Q

Overcoming EBPT Obstacles

A
  • establish a routine (calendar, number of articles reviewed, method for obtaining evidence)
  • collaborate (multi-disciplinary journal clubs, student assignments)
  • highlight successes (inservices, patient testimonials)
21
Q

Clinical Question: PICO

A
  • P: patient-target population, characteristics of the patient or problem
  • I: intervention-what is the intervention being considered, prognostic factor, diagnostic test
  • C: comparison-what comparison or control is being considered? not relevant for a question of prognosis
  • O: outcome-what measurements will be used to understand the effectiveness of an intervention? the importance of a prognostic factor? the accuracy of a diagnostic test?
22
Q

LEAP

A

-linking evidence and practice

23
Q

Types of Questions

A
  • background: normal physiology or behavior, pathophysiology, ex: normal aging of tissues in age progression?
  • foreground: selection and interpretation of diagnostic tests or clinical measures, prediction of specific patient prognoses, comparative risks and benefits of various treatment strategies, potential outcomes and their measurement
24
Q

Elements of a Good Question

A
  • patient
  • diagnostic test or measure, prognostic indicator, intervention, clinical prediction rule, outcome, or self-report outcome measure
  • comparison if available
  • consequence (what you want to achieve by using the test, measure, prognostic factor, intervention, clinical prediction rule, outcome or self-report outcome measure)