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Related Concept Videos

Methods of Documentation VII: EMR01:30

Methods of Documentation VII: EMR

Electronic Medical Records (EMRs) primarily center around electronically documenting patients' health information within a single healthcare organization or practice. They contain essential clinical data related to a patient's medical history, diagnoses, medications, treatment plans, lab results, and other pertinent information relevant to the specific encounter or episode of care. EMRs are designed to streamline documentation and workflow processes within individual healthcare settings,...
Flow Sheet01:17

Flow Sheet

Flowsheets are valuable tools in nursing documentation. They enable healthcare professionals to efficiently record and monitor various patient assessments and measurements in a consolidated format.
Here's a closer look at the examples of flowsheets commonly used by nurses:
Graphic Sheet Documentation:
Health Information Technology and Healthcare Information System01:30

Health Information Technology and Healthcare Information System

Health Information Technology (HIT)
Health Information Technology, commonly called HIT, integrates advanced information systems and technology in healthcare settings. Its primary functions include:
Purpose of Health Records II01:19

Purpose of Health Records II

Health records serve various essential purposes in the healthcare system. Here are some key purposes:
Issues And Trends In Healthcare Delivery System01:29

Issues And Trends In Healthcare Delivery System

The issues and trends in healthcare delivery are constantly changing. The COVID-19 pandemic is one recent issue that wreaked havoc on healthcare systems, causing a shortage of healthcare workers, high demand for medicines and supplies, and increased medical expenditure due to a lack of insurance. Other issues include rising healthcare costs and care fragmentation.
Cost Containment
Payment for healthcare services has historically promoted adoption of costly and often unnecessary or inefficient...
Purpose of Health Records I01:11

Purpose of Health Records I

The vital purpose of health records is to provide a complete and accurate account of a patient's medical history, including communication, diagnostic and therapeutic orders, care planning, research, and quality review.
Here's a breakdown of how health records serve these purposes:

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Related Experiment Video

Updated: Jun 7, 2026

Reduced Procedure Time and Variability with Active Esophageal Cooling During Radiofrequency Ablation for Atrial Fibrillation
04:58

Reduced Procedure Time and Variability with Active Esophageal Cooling During Radiofrequency Ablation for Atrial Fibrillation

Published on: August 25, 2022

Information discovery on electronic health records using authority flow techniques.

Vagelis Hristidis1, Ramakrishna R Varadarajan, Paul Biondich

  • 1School of Computing and Information Sciences, Florida International University, Miami, Florida, USA. vagelis@cis.fiu.edu

BMC Medical Informatics and Decision Making
|October 26, 2010
PubMed
Summary

Clinical ObjectRank (CO) significantly improves electronic health record (EHR) search sensitivity over traditional methods like BM25. This authority-flow technique enhances information discovery in EHRs, aiding clinical decision-making.

Related Experiment Videos

Last Updated: Jun 7, 2026

Reduced Procedure Time and Variability with Active Esophageal Cooling During Radiofrequency Ablation for Atrial Fibrillation
04:58

Reduced Procedure Time and Variability with Active Esophageal Cooling During Radiofrequency Ablation for Atrial Fibrillation

Published on: August 25, 2022

Area of Science:

  • Medical Informatics
  • Information Retrieval
  • Health Data Science

Background:

  • Electronic health records (EHRs) are increasingly prevalent, necessitating efficient information retrieval methods.
  • Keyword search is a primary method for EHR data discovery.
  • Traditional Information Retrieval (IR) methods often process documents individually.

Purpose of the Study:

  • To compare the effectiveness of two distinct keyword search techniques for EHRs.
  • To evaluate a traditional IR approach (BM25) against a novel association-based method (Clinical ObjectRank - CO).

Main Methods:

  • Developed and compared two ranking systems: BM25 and Clinical ObjectRank (CO).
  • CO utilizes an authority-flow algorithm to leverage entity associations within EHRs.
  • Systems were tested on a cardiovascular EHR dataset using keyword queries for congenital cardiac disease.

Main Results:

  • Clinical ObjectRank (CO) demonstrated a 71% average increase in sensitivity (65% vs. 38%) compared to BM25.
  • CO maintained comparable specificity to BM25 (64% vs. 61%).
  • Physician evaluations confirmed CO's superior performance.

Conclusions:

  • Authority-flow techniques offer a significant advantage for information detection in EHRs.
  • Further research into CO and similar methods is warranted to optimize EHR data access.