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Related Concept Videos

Types of Errors: Detection and Minimization01:12

Types of Errors: Detection and Minimization

Error is the deviation of the obtained result from the true, expected value or the estimated central value. Errors are expressed in absolute or relative terms.
Absolute error in a measurement is the numerical difference from the true or central value. Relative error is the ratio between absolute error and the true or central value, expressed as a percentage.
Errors can be classified by source, magnitude, and sign. There are three types of errors: systematic, random, and gross.
Systematic or...
Amplifying Signals via Enzymatic Cascade01:22

Amplifying Signals via Enzymatic Cascade

When a ligand binds to a cell-surface receptor, the receptor's intracellular domain changes shape, which may either activate its enzyme function or allow its binding to other molecules. The initial signal is amplified by most signal transduction pathways. This means that a single ligand molecule can activate multiple molecules of a downstream target. Proteins that relay a signal are most commonly phosphorylated at one or more sites, activating or inactivating the protein. Kinases catalyze the...
Deleterious Substances in Aggregate01:25

Deleterious Substances in Aggregate

Deleterious substances in aggregates can be detrimental to the quality and durability of concrete. These substances include organic impurities like loam, which interfere with cement hydration and are usually present in the sand. These prevent a good bond between aggregate and cement paste. Organic impurities can be detected using the colorimetric test, where the darkness of a solution after agitation indicates the level of organic content.
Another type of impurity is clay and fine material that...
Types of Reports I: Hand-off Report01:25

Types of Reports I: Hand-off Report

A hand-off report, also known as a change-of-shift report, is a crucial nursing process that ensures the smooth transition of patient care responsibilities between nursing staff.
Following are the key components and categories of hand-off reports:
Purpose and Process:
Contaminants and Errors01:16

Contaminants and Errors

Effective sample preparation is crucial for accurate and reliable laboratory analysis. During this process, two significant sources of error can arise: concentration bias from improper sample splitting and contamination caused by methods used to reduce particle size, such as grinding or homogenization. Identifying and minimizing these potential errors is crucial to ensuring the validity of the analysis.
Another key consideration is determining the appropriate number of samples required to...
Types of Reports II: Incident or Occurrence Report01:21

Types of Reports II: Incident or Occurrence Report

An Incident or Occurrence Report in a healthcare setting is a crucial document used to record any unexpected occurrence that may or may not have affected a patient, employee, or visitor. Such reports are critical to improving patient safety and include all details leading up to and including the event.
Purposes:
In the healthcare industry, reports play a crucial role in documenting incidents within an agency. The primary objective of these reports is to ensure patient safety, uphold the...

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Related Experiment Video

Updated: Jul 16, 2026

A Modified Lean and Release Technique to Emphasize Response Inhibition and Action Selection in Reactive Balance
07:19

A Modified Lean and Release Technique to Emphasize Response Inhibition and Action Selection in Reactive Balance

Published on: March 19, 2020

Stopping the error cascade: a report on ameliorators from the ASIPS collaborative.

Bennett Parnes1, Douglas Fernald, Javán Quintela

  • 1Department of Family Medicine, University of Colorado at Denver and Health Sciences Center, Aurora, CO 80045-0508, USA. bennett.parnes@uchsc.edu

Quality & Safety in Health Care
|February 16, 2007
PubMed
Summary

Medical errors can be stopped before harming patients through vigilance and system improvements. Healthcare professionals and patients play key roles in preventing adverse events through proactive safety measures.

Related Experiment Videos

Last Updated: Jul 16, 2026

A Modified Lean and Release Technique to Emphasize Response Inhibition and Action Selection in Reactive Balance
07:19

A Modified Lean and Release Technique to Emphasize Response Inhibition and Action Selection in Reactive Balance

Published on: March 19, 2020

Area of Science:

  • Patient Safety
  • Healthcare Quality Improvement
  • Medical Error Analysis

Background:

  • Medical errors pose a significant risk to patient outcomes.
  • Existing systems aim to prevent errors, but complete error prevention is not feasible.
  • Understanding how errors are intercepted is crucial for enhancing patient safety.

Purpose of the Study:

  • To investigate the mechanisms by which medical errors are ameliorated before impacting patients.
  • To identify the roles of various healthcare personnel and patients in error correction.
  • To explore the factors enabling the successful interception of medical errors.

Main Methods:

  • Qualitative analysis of voluntarily reported medical errors.
  • Study conducted over three years within two practice-based research networks.
  • Analysis of events reported to the Applied Strategies for Improving Patient Safety (ASIPS) system.

Main Results:

  • Out of 754 reported events, 60 were classified as ameliorated.
  • Ameliorators included doctors, nurses, pharmacists, laboratory staff, office staff, and patients/families.
  • Error amelioration required opportunities for detection (systems, chance, attentiveness) and corrective action (protocols, vigilance, perseverance).

Conclusions:

  • A perfect error prevention system is unattainable; focus should be on error mitigation.
  • A pervasive safety culture, incorporating simple acts alongside complex systems, can improve patient outcomes.
  • Encouraging vigilance, questioning, and problem-solving among staff and patients is vital for correcting potential errors.