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Related Concept Videos

Confidence Coefficient01:24

Confidence Coefficient

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The confidence coefficient is also known as the confidence level or degree of confidence. It is the percent expression for the probability, 1-α, that the confidence interval contains the true population parameter assuming that the confidence interval is obtained after sufficient unbiased sampling; for example, if the CL = 90%, then in 90 out of 100 samples the interval estimate will enclose the true population parameter. Here α is the area under the curve, distributed equally under...
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Confidence Intervals01:21

Confidence Intervals

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An unbiased point estimate is often insufficient to predict a population estimate, such as population mean or population proportion. In this scenario, a confidence interval is used. A confidence interval is an estimate similar to a  sample proportion. However, unlike the point estimate which is a single value, the confidence interval  contains a range of values. These values have lower and upper limits, known as confidence limits, and can be designated as L1 and L2, respectively.
A...
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Interpretation of Confidence Intervals01:19

Interpretation of Confidence Intervals

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A confidence interval is a better estimate of the population than a point estimate, as it uses a range of values from a sample instead of a single value.
Confidence intervals have confidence coefficients that are crucial for their interpretation. The most common confidence coefficients are 0.90, 0.95, and 0.99, which can be written as percentages–90%, 95%, and 99%, respectively.
Suppose a person calculates a confidence interval with a confidence coefficient of 0.95. In that case, they can...
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Uncertainty: Confidence Intervals00:54

Uncertainty: Confidence Intervals

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The confidence interval is the range of values around the mean that contains the true mean. It is expressed as a probability percentage. The interpretation of a 95% confidence interval, for instance, is that the statistician is 95% confident that the true mean falls within the interval. The upper and lower limits of this range are known as confidence limits. The confidence limits for the true mean are estimated from the sample's mean, the standard deviation, and the statistical factor...
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Nursing Interventions I: Taxonomy of Nursing Interventions01:03

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Nursing interventions are chosen as part of the planning process to achieve patient outcomes. Once nursing diagnoses are determined, the goals and outcomes are specified, then the nursing interventions are selected and individualized according to the patient's situation.
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Nursing Interventions II: Selecting and Classifying the Nursing Interventions01:29

Nursing Interventions II: Selecting and Classifying the Nursing Interventions

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Creating and executing a nursing diagnosis helps nurses plan care and guide patient, family, and community interventions. They are developed based on a patient's physical evaluation and support measuring the outcomes. It is not recommended to select random interventions throughout the planning process. Instead, consider the following six essential factors when choosing interventions:
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Over-the-Counter Hearing Aids in Canada: Federally Approved, Provincially Inaccessible.

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Improving learning and confidence through small group, structured otoscopy teaching: a prospective interventional

Peng You1, Saad Chahine2, Murad Husein3

  • 1Department of Otolaryngology-Head and Neck Surgery, London Health Science Centre, Schulich School of Medicine & Dentistry, Western University, London, Canada. Peng.you@lhsc.on.ca.

Journal of Otolaryngology - Head & Neck Surgery = Le Journal D'Oto-Rhino-Laryngologie Et De Chirurgie Cervico-Faciale
|December 29, 2017
PubMed
Summary

A structured small-group otoscopy teaching session significantly improved medical students' confidence and learning of otologic examination techniques. This dedicated training enhances diagnostic skills for common ear diseases.

Keywords:
KnowledgeMedical educationOtologyOtoscopySkillsTraining

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Area of Science:

  • Medical Education
  • Otolaryngology
  • Diagnostic Skills Training

Background:

  • Otologic diseases are prevalent, leading to substantial healthcare costs.
  • Medical trainees often lack confidence in performing otoscopy, a key diagnostic tool.
  • Addressing this gap, a structured small-group otoscopy teaching session was integrated into the curriculum.

Purpose of the Study:

  • To evaluate the impact of a small-group, structured otoscopy teaching session.
  • To assess changes in medical students' confidence levels regarding otoscopic examination.
  • To measure the improvement in students' knowledge of otologic anatomical landmarks.

Main Methods:

  • Prospective study design involving a one-hour workshop led by an otolaryngologist.
  • Workshop included otoscopy and pneumatic otoscopy introduction, demonstration, and peer-feedback practice.
  • Surveys assessing confidence and anatomical recall were administered pre-session, immediately post-session, and one month later.

Main Results:

  • 125 learners participated; 49 completed all survey points.
  • Significant improvements were observed in both student confidence (η² = .91) and learning (η² = .66) over time.
  • Statistical analysis confirmed the positive and lasting effects of the training.

Conclusions:

  • A structured, small-group teaching approach positively impacts otoscopy confidence and landmark identification.
  • Dedicated otoscopy training sessions are a valuable component of undergraduate medical education.
  • This intervention can better prepare future physicians for diagnosing otologic conditions.