Balancing Clinical Experience and Evidence-Based Practice
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Questions and Answers

What is one of the arguments in favor of using evidence-based practice over relying solely on clinical experience?

  • Using small sample sizes
  • Avoiding false attribution (correct)
  • Applying rose-colored glasses
  • Ignoring follow-up procedures
  • Which factor is NOT mentioned as an argument against practitioners using only proven effective modalities or treatments?

  • Enhancing naturopathic philosophy (correct)
  • Reducing treatment options
  • Complex clinical situations
  • Challenging to study complex interventions
  • What is a benefit of evidence-based practice for improving clinical care?

  • Enhancing communication and collaboration
  • Improving resource efficiency (correct)
  • Decreasing the use of credible sources
  • Excluding factors in treatment decisions
  • Which aspect is NOT cited as an argument in favor of combining clinical experience with Evidence-Based Medicine (EBM)?

    <p>Challenging the role of naturopathic philosophy</p> Signup and view all the answers

    What is one challenge mentioned in the text regarding the application of empirical means to study complex clinical situations?

    <p>Difficulty in studying complex interventions</p> Signup and view all the answers

    Which factor is not highlighted as a benefit of evidence-based practice over reliance on clinical experience alone?

    <p>Promotion of individualized care</p> Signup and view all the answers

    Which of the following is an example of positive correlation?

    <p>Taller people tend to be heavier</p> Signup and view all the answers

    What is a common reason why associations may appear causal?

    <p>Confounding</p> Signup and view all the answers

    Which of the following is an example of confounding factors in a relationship?

    <p>People with depression eating a lower quality diet</p> Signup and view all the answers

    What does selection bias refer to in research studies?

    <p>Systematic differences between groups due to inadequate randomization</p> Signup and view all the answers

    In terms of causation, what does reverse causality suggest?

    <p>Days with more ice cream sales lead to more drowning</p> Signup and view all the answers

    Why is it generally very difficult to prove a causal relationship?

    <p>Due to reverse causality</p> Signup and view all the answers

    What term describes the situation where heavy smokers are more likely to consume more alcohol, potentially influencing the relationship between smoking and lung cancer risk?

    <p>Confounding</p> Signup and view all the answers

    Which concept implies that the association between smoking and lung cancer risk can be reversed if people quit smoking?

    <p>Reversibility</p> Signup and view all the answers

    How do several studies conducted at different times and settings contribute to strengthening the relationship between smoking and lung cancer risk?

    <p>Consistency</p> Signup and view all the answers

    Which concept refers to the idea that if a relationship between cause and effect aligns with our understanding of disease mechanisms, it strengthens the evidence for causation?

    <p>Biological plausibility</p> Signup and view all the answers

    What term describes the principle that one cause should lead to one specific effect, highlighting a clear relationship between the two?

    <p>Specificity</p> Signup and view all the answers

    Which concept involves the idea that if a known virus can cause a specific disease, it might make it easier to accept the possibility of another virus causing a similar type of disease?

    <p>Analogy</p> Signup and view all the answers

    What is a potential challenge when applying randomized controlled trial (RCT) methodology to non-pill interventions?

    <p>Difficulty in ensuring blinding</p> Signup and view all the answers

    Which tool is commonly used in systematic reviews to assess the risk of bias in randomized controlled trials?

    <p>Jadad scale</p> Signup and view all the answers

    In the Jadad scale for reporting randomized controlled trials, how many points are allocated for blinding?

    <p>2 points</p> Signup and view all the answers

    What is a major advantage of cross-over intervention studies?

    <p>Minimizes confounders as every participant acts as their own control</p> Signup and view all the answers

    In which type of intervention study do participants get to choose between different treatment arms?

    <p>Preference study</p> Signup and view all the answers

    What design would be most appropriate for studying the impact of a maternal diet deficient in B12 on fetal brain development?

    <p>Observational study</p> Signup and view all the answers

    In which type of study is the exposure assessed at one time point along with the outcome?

    <p>Cross-sectional study</p> Signup and view all the answers

    Which study design involves looking at exposure after the outcome has occurred?

    <p>Case-control study</p> Signup and view all the answers

    Which study design is efficient for rare outcomes but may suffer from recall bias?

    <p>Case-control study</p> Signup and view all the answers

    Which study design assesses whether prior exposure differs between diseased and non-diseased individuals?

    <p>Case-control study</p> Signup and view all the answers

    What is a limitation of cohort studies compared to case-control studies?

    <p>Time-consuming and inefficient for rare outcomes</p> Signup and view all the answers

    Which study design involves asking participants about their past exposure and comparing it between groups?

    <p>Case-control study</p> Signup and view all the answers

    What term describes the situation where heavy smokers are more likely to consume more alcohol, potentially influencing the relationship between smoking and lung cancer risk?

    <p>Confounding</p> Signup and view all the answers

    Which concept implies that the association between smoking and lung cancer risk can be reversed if people quit smoking?

    <p>Reversibility</p> Signup and view all the answers

    What term describes the principle that one cause should lead to one specific effect, highlighting a clear relationship between the two?

    <p>Specificity</p> Signup and view all the answers

    What does the term 'analogy' refer to in evaluating cause and effect relationships?

    <p>Strengthening the relationship if causes are similar</p> Signup and view all the answers

    Which aspect is strengthened if the relationship between cause and effect aligns with our understanding of disease mechanisms?

    <p>Biological plausibility</p> Signup and view all the answers

    In the context of evaluating cause and effect relationships, what does 'consistency' refer to?

    <p>Multiple studies reaching the same conclusion</p> Signup and view all the answers

    What is the term for the blinding of both the person delivering the intervention and the person assessing the outcome?

    <p>Triple blind</p> Signup and view all the answers

    Which factor is often excluded from clinical trials due to its potential to influence outcomes?

    <p>Pregnancy status</p> Signup and view all the answers

    In terms of generalizability in clinical trials, what aspect helps determine if the participants are similar enough to the broader population?

    <p>Ethnicity</p> Signup and view all the answers

    What is a key factor that can influence the sample in a study based on recruitment methods?

    <p>Newspaper ad</p> Signup and view all the answers

    Why is reporting power calculation important in research studies?

    <p>To determine sample size adequacy</p> Signup and view all the answers

    Which characteristic of a study's results section indicates a potential issue with bias?

    <p>Presence of missing data</p> Signup and view all the answers

    What does the unadjusted analysis reveal about the association between industry funding and the statistical significance of results in medical and surgical trials?

    <p>Industry funding is significantly associated with pro-industry results in both medical and surgical trials.</p> Signup and view all the answers

    How does the adjusted analysis affect the association between industry funding and the statistical significance of results in medical and surgical trials?

    <p>The association remains significant after adjustment, across both medical and surgical trials.</p> Signup and view all the answers

    In the study discussed, which type of trial showed the highest odds ratio for favoring a pro-industry result?

    <p>Surgical trials</p> Signup and view all the answers

    What does the interpretation of the study suggest about industry-funded trials compared to non-industry funded trials?

    <p>Industry-funded trials are more likely to be associated with statistically significant pro-industry findings.</p> Signup and view all the answers

    What does the correlation mentioned in the text primarily measure?

    <p>&quot;It measures the strength of the relationship between variables.&quot;</p> Signup and view all the answers

    What is a key limitation of observational studies?

    <p>Absence of random assignment to exposure groups</p> Signup and view all the answers

    Which aspect is NOT a limitation of cross-sectional studies?

    <p>Investigation of causation</p> Signup and view all the answers

    Why can observational studies struggle to establish causation?

    <p>They lack random assignment to exposure groups</p> Signup and view all the answers

    What is a concern regarding case reports and case series?

    <p>Limited generalizability</p> Signup and view all the answers

    Which study design is efficient for rare outcomes but may suffer from recall bias?

    <p>Case-control studies</p> Signup and view all the answers

    What is a characteristic of an N OF 1 STUDY?

    <p>Multiple crossover comparisons in individuals</p> Signup and view all the answers

    What is the main challenge when assessing the quality of non-pill interventions in clinical trials?

    <p>Lack of blinding</p> Signup and view all the answers

    In the JADAD SCALE for assessing clinical trials, how many points are allocated for dropouts?

    <p>1</p> Signup and view all the answers

    Which specific reporting standards are mentioned for Herbal Medicine in the context of clinical trials?

    <p>REDHOT</p> Signup and view all the answers

    What is the primary advantage of cross-over intervention studies?

    <p>Minimize confounders</p> Signup and view all the answers

    In the context of intervention studies, what does a 'Pre/Post' design primarily involve?

    <p>Assessment of changes before and after intervention</p> Signup and view all the answers

    When selecting a study design to investigate the impact of a maternal diet deficient in B12 on fetal brain development, what design feature is crucial to consider?

    <p>Treatment time</p> Signup and view all the answers

    What is the relationship between ice cream sales and drowning cases an example of?

    <p>Reverse causality</p> Signup and view all the answers

    Which type of bias refers to systematic differences between groups due to inadequate randomization?

    <p>Selection bias</p> Signup and view all the answers

    What may make associations appear causal due to ever-present randomness?

    <p>Chance</p> Signup and view all the answers

    What is a key factor that can impact any kind of research study by influencing conclusions or distorting comparisons?

    <p>Bias</p> Signup and view all the answers

    What concept refers to a relationship where one variable causes the occurrence of another?

    <p>Causation</p> Signup and view all the answers

    Which term describes anything that systematically influences conclusions or distorts comparisons in research studies?

    <p>Bias</p> Signup and view all the answers

    What is the primary method for assessing reporting bias compliance mentioned in the text?

    <p>Phone calls</p> Signup and view all the answers

    In the context of withdrawals in research studies, which technique involves analyzing only those who completed the intervention in the intervention group?

    <p>Per-protocol analysis</p> Signup and view all the answers

    Which factor can impact who drops out of a study other than the systematic factor mentioned in the text?

    <p>Side effects</p> Signup and view all the answers

    For minimizing bias from dropouts, which analysis method involves analyzing everyone in the randomized group, regardless of completion status?

    <p>Intention to treat analysis</p> Signup and view all the answers

    What does a cautious approach to minimizing bias from dropouts tend to result in according to the text?

    <p>Under-estimation of effect</p> Signup and view all the answers

    In the context of RCT limitations mentioned as difficult, what factor poses challenges to RCTs?

    <p>Withdrawal rates</p> Signup and view all the answers

    What is a potential drawback of relying solely on evidence-based practice in clinical decision-making?

    <p>Lack of professional judgment and creativity</p> Signup and view all the answers

    Why is critical appraisal of research essential according to the text?

    <p>To properly apply research findings</p> Signup and view all the answers

    What common issue is associated with the presentation of research findings in the media?

    <p>Attention-seeking rather than factual accuracy</p> Signup and view all the answers

    In the context of industry funding, what association was found with pro-industry results in medical and surgical trials?

    <p>Pro-industry results were more likely with industry funding</p> Signup and view all the answers

    What is a potential impact of bias on research conclusions according to the text?

    <p>Distorted presentation affecting conclusions</p> Signup and view all the answers

    Why might excitement-generating headlines pose challenges in interpreting research findings?

    <p>They focus on generating interest rather than accuracy</p> Signup and view all the answers

    What is a key limitation of individualized N OF 1 trials?

    <p>Cannot be conducted for curable conditions</p> Signup and view all the answers

    In the context of preclinical studies, what is the primary purpose of in vitro research?

    <p>Studying cell lines and organs outside the body</p> Signup and view all the answers

    What is a major concern raised in preclinical studies regarding external validity?

    <p>Limited ability to study mechanisms of action</p> Signup and view all the answers

    What is a significant ethical consideration highlighted in the text regarding N OF 1 trials?

    <p>The need for ethical approval</p> Signup and view all the answers

    What aspect is emphasized as a strength of preclinical studies in terms of future research?

    <p>Investigation of possible adverse events</p> Signup and view all the answers

    Which characteristic distinguishes an N OF 1 study from traditional clinical trials?

    <p>Consistent population characteristics throughout the study</p> Signup and view all the answers

    What is the primary purpose of meta-analyses in the context of systematic reviews?

    <p>To statistically combine the results of multiple studies</p> Signup and view all the answers

    Why is publication bias considered a limitation of systematic reviews?

    <p>It may lead to inaccurate conclusions due to missing studies</p> Signup and view all the answers

    One key aspect that determines the strength of a systematic review is:

    <p>The comprehensiveness of the search conducted</p> Signup and view all the answers

    In the context of systematic reviews, what does 'capturing the big picture of evidence' typically involve?

    <p>Identifying and analyzing all available studies on a topic</p> Signup and view all the answers

    What does it mean for a systematic review to have 'explicit and rigorous methods'?

    <p>Methods used are clearly defined and well-structured</p> Signup and view all the answers

    'Whole Practice Research' aims to assess if the results of RCTs apply to what specific context?

    <p>Real clinical practice of naturopathic medicine</p> Signup and view all the answers

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