Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Documentation of Nursing Diagnosis01:10

Documentation of Nursing Diagnosis

1.8K
The nurse documents nursing diagnoses and enters them into the patient record. The identified patient's nursing diagnosis is either written out with a plan of care or entered into the electronic health record.
In some settings, data-driven computerized decision support systems are in place, allowing for more accurate nursing diagnoses. The database within one of these systems includes diagnostic labels defining characteristics, activities, and indicators for nursing. A nurse enters...
1.8K
Regional Terms01:12

Regional Terms

17.5K
Regional terms describe anatomy by dividing the body parts into different regions that contain structures involved in contributing similar functions. Using these terms helps increase the accurate description and identification of the particular region of interest or region affected by the disease.
Primarily, the human body has two major regions, the axial and appendicular regions. The axial region comprises regions from the head to the abdomen and makes up the central body axis. In contrast,...
17.5K
Methods of Documentation VI: Case Management Model01:15

Methods of Documentation VI: Case Management Model

1.0K
The case management model is a multidisciplinary approach that involves healthcare professionals from diverse disciplines, such as physicians, nurses, therapists, social workers, and pharmacists, working collaboratively to address the various needs of patients. Each healthcare professional brings unique expertise and perspectives, contributing to a more comprehensive understanding of the patient's condition and tailoring treatment plans accordingly.
For example, a patient with a chronic...
1.0K
Sensitivity, Specificity, and Predicted Value01:13

Sensitivity, Specificity, and Predicted Value

1.9K
In healthcare diagnostics, laboratory tests play a crucial role in identifying and diagnosing a wide range of medical conditions. However, interpreting test results is not always straightforward. An abnormal test result does not always confirm the presence of a disease, just as a normal result does not guarantee its absence. To assess the reliability of these diagnostic tools, healthcare practitioners rely on two key statistical indicators: sensitivity and specificity.
Sensitivity is the...
1.9K
Receiver Operating Characteristic Plot01:15

Receiver Operating Characteristic Plot

586
A ROC (Receiver Operating Characteristic) plot is a graphical tool used to assess the performance of a binary classification model by illustrating the trade-off between sensitivity (true positive rate) and specificity (false positive rate). By plotting sensitivity against 1 - specificity across various threshold settings, the ROC curve shows how well the model distinguishes between classes, with a curve closer to the top-left corner indicating a more accurate model. The area under the ROC curve...
586
Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

773
Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
773

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Establishing a health information exchange research network (HIERN) to support population health studies.

NPJ digital medicine·2026
Same author

Innovation Culture Declines Drive Exnovation of Patient Engagement Strategies in Primary Care.

Journal of general internal medicine·2026
Same author

Losartan Enhances Radiosensitivity by Reversing Immunosuppressive Tumor Microenvironment Induced by Radiotherapy in TNBC.

Cancer science·2026
Same author

MicroRNA-15a-5p suppresses triple-negative breast cancer cell proliferation and invasion by modulating T-cell immunoreceptor associated with immunoglobulin and ITIM domain expression.

CytoJournal·2026
Same author

Temporal trends in the use of direct oral anticoagulants prior to stroke admission.

Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association·2026
Same author

Comparing Preoperative Healthcare Utilization Between Immigrants and Non-Immigrants Undergoing Emergency General Surgery in British Columbia.

Journal of immigrant and minority health·2026
Same journal

Sparganosis.

The New England journal of medicine·2026
Same journal

Caring for an Aging America - The Looming Crisis of the Long-Term-Care Workforce.

The New England journal of medicine·2026
Same journal

For Those Left Behind.

The New England journal of medicine·2026
Same journal

Colliding Forces - The Aging of the Baby Boom Generation and Contracting Nursing-Home Supply.

The New England journal of medicine·2026
Same journal

Mandated State-Level Surveillance of Assisted Reproductive Technology - An Emerging Threat in the United States.

The New England journal of medicine·2026
Same journal

Ebola at 50 - Lessons for Outbreak Response and Preparedness.

The New England journal of medicine·2026
See all related articles

Related Experiment Video

Updated: May 6, 2026

Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model
23:56

Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model

Published on: November 1, 2010

17.7K

Regional variations in diagnostic practices.

Yunjie Song1, Jonathan Skinner, Julie Bynum

  • 1Dartmouth Institute for Health Policy and Clinical Practice, Hanover, NH, USA.

The New England Journal of Medicine
|May 14, 2010
PubMed
Summary
This summary is machine-generated.

Provider diagnostic practices vary significantly by region, potentially biasing risk adjustment methods. This study reveals that patient moves to higher-intensity practice areas correlate with increased diagnoses and Hierarchical Condition Categories (HCCs).

More Related Videos

Identification of Disease-related Spatial Covariance Patterns using Neuroimaging Data
14:27

Identification of Disease-related Spatial Covariance Patterns using Neuroimaging Data

Published on: June 26, 2013

15.2K
Signal Acquisition, Score Interpretation, and Economics of a Non-Invasive Point-of-Care Test for Coronary Artery Disease
06:16

Signal Acquisition, Score Interpretation, and Economics of a Non-Invasive Point-of-Care Test for Coronary Artery Disease

Published on: August 9, 2024

1.2K

Related Experiment Videos

Last Updated: May 6, 2026

Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model
23:56

Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model

Published on: November 1, 2010

17.7K
Identification of Disease-related Spatial Covariance Patterns using Neuroimaging Data
14:27

Identification of Disease-related Spatial Covariance Patterns using Neuroimaging Data

Published on: June 26, 2013

15.2K
Signal Acquisition, Score Interpretation, and Economics of a Non-Invasive Point-of-Care Test for Coronary Artery Disease
06:16

Signal Acquisition, Score Interpretation, and Economics of a Non-Invasive Point-of-Care Test for Coronary Artery Disease

Published on: August 9, 2024

1.2K

Area of Science:

  • Health Services Research
  • Medical Economics
  • Healthcare Policy

Background:

  • Current risk adjustment models rely on diagnoses from clinical and administrative records.
  • Variations in provider diagnostic practices can introduce bias into these models.

Purpose of the Study:

  • To investigate trends in diagnostic practices among Medicare beneficiaries.
  • To assess the impact of regional practice intensity on diagnostic coding and risk adjustment.

Main Methods:

  • Analysis of Medicare claims data (1999-2006) for beneficiaries.
  • Grouping regions into quintiles based on healthcare service intensity.
  • Comparing diagnostic trends, laboratory testing, imaging, and Hierarchical Condition Categories (HCCs) for beneficiaries who relocated between regions of varying intensity.

Main Results:

  • Beneficiaries moving to higher-intensity regions showed greater increases in diagnoses and HCC risk scores compared to those moving to lower-intensity regions.
  • Each increase in practice intensity quintile was associated with a 5.9% rise in HCC scores.
  • Similar trends were observed for laboratory testing and imaging utilization.

Conclusions:

  • Significant regional differences in diagnostic practices exist, independent of patient characteristics.
  • Using clinical or claims-based diagnoses for risk adjustment may bias comparative-effectiveness research, public reporting, and payment reforms.