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

Power01:08

Power

13.0K
The concept of work involves force and displacement; meanwhile, the work-energy theorem relates the net work done on a body to the difference in its kinetic energy, calculated between two points on its trajectory. While none of these quantities or relations involves time explicitly, we know that the time available to accomplish work is often just as important as the amount of work itself. For example, sprinters in a race may have achieved the same velocity at the finish, therefore,...
13.0K
Data Reporting and Recording01:24

Data Reporting and Recording

5.4K
Reporting and recording are crucial in data documentation. The timely, thorough, and accurate documentation of facts is essential when recording patient data. Failure to record findings during an assessment or interpretation of a problem will result in loss of information and make the patient document unreliable. The reader is left with general impressions if the information is not specific. A recording is documenting data of the individual's health information in a traceable, secure, and...
5.4K
Instantaneous Power01:22

Instantaneous Power

914
Instantaneous power is important in electrical circuits, mainly when dealing with sinusoidal input. Instantaneous power, denoted as p(t), results from the multiplication of the instantaneous voltage (v(t)) across an element and the instantaneous current (i(t)) flowing through it. This relationship adheres to the passive sign convention and represents a fundamental principle in electrical engineering.
914
Complex Power01:14

Complex Power

914
Power engineers have introduced the concept of complex power to determine the cumulative effect of parallel loads. This idea plays a crucial role in power analysis because it encompasses all the details related to the power consumed by a specific load.
Complex power is defined as the multiplication of the voltage and the complex conjugate of the current. The magnitude of this power, known as apparent power, is measured in volt-amperes (VA). Notably, the angle of the complex power equates to the...
914
Electrical Power01:07

Electrical Power

3.8K
Electric power is the product of current and voltage, represented in units of joules per second, or watts. For example, cars often have one or more auxiliary power outlets with which you can charge a cell phone or other electronic devices. These outlets may be rated at 20 amps and 12 volts, so that the circuit can deliver a maximum power of 240 watts. Consider a 25 Watt bulb and a 60 Watt bulb. The conversion of electrical energy produces heat and light, while the kinetic energy lost by the...
3.8K
Sums of Power01:22

Sums of Power

67
In definite integration, Riemann sums approximate the area under a curve by dividing it into subintervals and summing the areas of rectangles. When these approximations follow predictable numerical patterns, such as arithmetic or polynomial sequences, sum formulas offer a more efficient and accurate way to compute the result. In particular, the sum of consecutive integers, squares, and cubes plays an essential role in simplifying these calculations, especially when dealing with uniform...
67

You might also read

Related Articles

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

Sort by
Same author

Editor's Notebook: November 2024.

AJR. American journal of roentgenology·2025
Same author

Editor's Notebook: September 2024.

AJR. American journal of roentgenology·2025
Same author

Editor's Notebook: October 2024.

AJR. American journal of roentgenology·2025
Same author

Editor's Notebook: December 2024.

AJR. American journal of roentgenology·2025
Same author

Editor's Notebook: April 2025.

AJR. American journal of roentgenology·2025
Same author

Editor's Notebook: February 2025.

AJR. American journal of roentgenology·2025
Same journal

ACR Appropriateness Criteria® Myelopathy: 2026 Update.

Journal of the American College of Radiology : JACR·2026
Same journal

ACR Appropriateness Criteria® Chronic Knee Pain: Update 2026.

Journal of the American College of Radiology : JACR·2026
Same journal

Reply.

Journal of the American College of Radiology : JACR·2026
Same journal

Radiation Sensibilities: The American College of Radiology Dose Index Registry Empowers Stakeholders in Radiation Dose Optimization.

Journal of the American College of Radiology : JACR·2026
Same journal

Supply Chain Vulnerabilities in Breast Imaging: Site- and Network-Level Strategies for a Concentrated Consumable Market.

Journal of the American College of Radiology : JACR·2026
Same journal

Prostate MRI Practices and PI-RADS Use in China's Mainland: A Nationwide Assessment and Opportunities for Standardization.

Journal of the American College of Radiology : JACR·2026
See all related articles

Related Experiment Video

Updated: Jan 31, 2026

Construction of Constant-Load (Isotonic) and Constant-Velocity (Isokinetic) Torque-Velocity-Power Profiles In vivo for the Rat Plantar Flexors
07:44

Construction of Constant-Load (Isotonic) and Constant-Velocity (Isokinetic) Torque-Velocity-Power Profiles In vivo for the Rat Plantar Flexors

Published on: October 3, 2025

536

Radiologist Group Performance Reporting: Power in Numbers.

Andrew B Rosenkrantz1, Richard Duszak2, Gregory N Nicola3

  • 1Department of Radiology, New York, New York.

Journal of the American College of Radiology : JACR
|January 2, 2019
PubMed
Summary
This summary is machine-generated.

Radiologists performing in groups reported more quality measures and achieved higher performance rates in CMS programs compared to individual participation. Group participation is recommended for radiology practices in Medicare

Keywords:
MedicareQuality measureshealth policyperformance assessment

More Related Videos

Use of Galvanic Skin Responses, Salivary Biomarkers, and Self-reports to Assess Undergraduate Student Performance During a Laboratory Exam Activity
07:32

Use of Galvanic Skin Responses, Salivary Biomarkers, and Self-reports to Assess Undergraduate Student Performance During a Laboratory Exam Activity

Published on: February 10, 2016

9.9K
The Power of Interstimulus Interval for the Assessment of Temporal Processing in Rodents
10:27

The Power of Interstimulus Interval for the Assessment of Temporal Processing in Rodents

Published on: April 19, 2019

7.4K

Related Experiment Videos

Last Updated: Jan 31, 2026

Construction of Constant-Load (Isotonic) and Constant-Velocity (Isokinetic) Torque-Velocity-Power Profiles In vivo for the Rat Plantar Flexors
07:44

Construction of Constant-Load (Isotonic) and Constant-Velocity (Isokinetic) Torque-Velocity-Power Profiles In vivo for the Rat Plantar Flexors

Published on: October 3, 2025

536
Use of Galvanic Skin Responses, Salivary Biomarkers, and Self-reports to Assess Undergraduate Student Performance During a Laboratory Exam Activity
07:32

Use of Galvanic Skin Responses, Salivary Biomarkers, and Self-reports to Assess Undergraduate Student Performance During a Laboratory Exam Activity

Published on: February 10, 2016

9.9K
The Power of Interstimulus Interval for the Assessment of Temporal Processing in Rodents
10:27

The Power of Interstimulus Interval for the Assessment of Temporal Processing in Rodents

Published on: April 19, 2019

7.4K

Area of Science:

  • Healthcare quality improvement
  • Radiology performance metrics
  • Pay-for-performance programs

Background:

  • Historically, radiologists participated individually in CMS pay-for-performance programs.
  • Limited data exists on group participation effectiveness in these quality initiatives.

Purpose of the Study:

  • To compare radiologists' national performance on CMS quality metrics between group and individual participation.
  • To assess the impact of group versus individual reporting on quality measure outcomes.

Main Methods:

  • Utilized 2016 data from the CMS national Physician Compare database.
  • Compared group- and individual-level performance on Physician Quality Reporting System (PQRS) and Qualified Clinical Data Registry (QCDR) measures.

Main Results:

  • Radiology groups reported significantly more quality measures (4.6 ± 2.0) than individuals (2.3 ± 1.2).
  • Groups achieved higher performance rates, with 8 of 11 measures showing an average 3% or better improvement compared to individuals.
  • Average group performance rates ranged from 86.2% to 98.9% for measures reported by 20+ groups.

Conclusions:

  • Group participation in CMS quality programs leads to reporting more measures and achieving higher performance rates.
  • Radiology practices should consider group participation for success in Medicare's Quality Payment Program.