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Related Concept Videos

Bias01:22

Bias

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Bias refers to any tendency that prevents a question from being considered unprejudiced. In research, bias occurs when one outcome or answer is selected or encouraged over others in sampling or testing. Bias can occur during any research phase, including study design, data collection, analysis, and publication.
In statistics, a sampling bias is created when a sample is collected from a population, and some members of the population are not as likely to be chosen as others (remember, each member...
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Bias in Epidemiological Studies01:29

Bias in Epidemiological Studies

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Biases can arise at various stages of research, from study design and data collection to analysis and interpretation. Recognizing and addressing these biases is essential to ensure the validity and reliability of epidemiological findings.Broadly speaking, biases in epidemiology fall into three main categories: selection bias, information bias, and confounding. A more detailed description of possible biases is:  
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Biasing of FET01:22

Biasing of FET

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Biasing a Junction Field Effect Transistor (JFET) is crucial for setting operational parameters and ensuring efficient functioning in electronic circuits. JFETs are characterized by using a single carrier type in N-channel or P-channel configurations, where the channel is surrounded by PN junctions. These junctions are central to the device's ability to control current flow.
In an N-channel JFET, the structure consists of N-type material forming the channel on a P-type substrate, with the...
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Confirmation Biases01:31

Confirmation Biases

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The confirmation bias is the tendency to focus on information that confirms our existing beliefs and ignore information that is inconsistent with our expectations. For example, if you think that your professor is not very nice, you notice all of the instances of rude behavior exhibited by the professor while ignoring the countless pleasant interactions he is involved in on a daily basis. Have you ever fallen prey to the confirmation bias, either as the source or target of such bias?
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Biasing of P-N Junction01:16

Biasing of P-N Junction

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The operation of a p-n junction diode involves various biasing conditions, including forward bias, reverse bias, and equilibrium.
In equilibrium, no external voltage is applied across the p-n junction. The depletion region is formed at the junction interface due to the diffusion of carriers, which leaves behind charged dopants, acceptors on the p-side, and donors on the n-side. These immobile charges create an electric field that prevents further diffusion of carriers. The related energy band...
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Hindsight Biases01:12

Hindsight Biases

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Hindsight bias leads you to believe that the event you just experienced was predictable, even though it really wasn’t. In other words, you knew all along that things would turn out the way they did. Can you relate this to the phrase "Hindsight is 20/20" now? 
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[Reasons for publication bias in acupuncture RCTs].

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Related Experiment Video

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Strand-Specific Analysis of Proteins at Replicating DNA Strands by Enrichment and Sequencing of Protein-Associated Nascent DNA Method
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[Re-discussion on bias].

Jian-Ru Tu1

  • 1Changchun Pharmaceutical Company El Cerrito CA 94530, USA. jiangtu@ymail.com

Zhongguo Zhen Jiu = Chinese Acupuncture & Moxibustion
|February 6, 2014
PubMed
Summary
This summary is machine-generated.

This study analyzes bias in randomized controlled trials for Traditional Chinese Medicine (TCM) acupuncture. It proposes real-time control and nerve cell activation to improve acupuncture research and development.

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Area of Science:

  • Acupuncture and Moxibustion
  • Medical Science
  • Biomedical Research

Context:

  • Randomized controlled trials (RCTs) in Traditional Chinese Medicine (TCM) acupuncture are prone to design biases.
  • Existing RCT designs may not fully align with the fundamental principles of TCM.
  • Lack of standardized placebo acupuncture controls complicates trial integrity.

Purpose:

  • To analyze the sources of bias in the design of acupuncture RCTs.
  • To emphasize adherence to TCM core concepts in trial design.
  • To establish clear, normative standards for placebo acupuncture.

Summary:

  • The article identifies design biases in acupuncture RCTs.
  • It advocates for RCTs that respect TCM's foundational principles and utilize standardized placebo controls.
  • A novel concept of real-time control is introduced, focusing on nerve cell activation within a threshold field.

Impact:

  • Profound influence on the advancement of acupuncture and moxibustion medical science.
  • Potential to enhance the reliability and validity of acupuncture research.
  • Contributes to the development of more rigorous clinical trials in the field.