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

Actuarial Approach01:20

Actuarial Approach

39
The actuarial approach, a statistical method originally developed for life insurance risk assessment, is widely used to calculate survival rates in clinical and population studies. This method accounts for participants lost to follow-up or those who die from causes unrelated to the study, ensuring a more accurate representation of survival probabilities.
Consider the example of a high-risk surgical procedure with significant early-stage mortality. A two-year clinical study is conducted,...
39
Errors occurring during blood pressure monitoring01:25

Errors occurring during blood pressure monitoring

565
Blood pressure monitoring is a crucial clinical procedure in diagnosing and managing various cardiovascular conditions. Despite its significance, the accuracy of blood pressure measurements can be compromised by multiple factors, potentially leading to either falsely high or low readings. These inaccuracies are critical as they can significantly impact patient care. So, it is vital to understand these challenges deeply and adopt strategic approaches to minimize errors.
Several factors...
565
Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

106
Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
106
Relative Risk01:12

Relative Risk

86
Relative risk (RR) is a statistical measure commonly used in epidemiology to compare the likelihood of a particular event occurring between two groups. This metric is important for evaluating the relationship between exposure to a specific risk factor and the probability of a particular outcome. It plays a crucial role in medical research, public health studies, and risk assessment. Relative risk quantifies how much more (or less) likely an event is to occur in an exposed group compared to an...
86

You might also read

Related Articles

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

Sort by
Same author

Spooky action at a distance: neuromodulation, physiologic distress signals, and limb preservation.

Burns & trauma·2026
Same author

Duration-modulated neural population dynamics in humans during BMI controls.

Communications biology·2026
Same author

Neuromodulatory Strategies Overcome Multiple Inevitable Impairments of Cerebral Palsy.

Journal of neurophysiology·2026
Same author

Clinical profiles of patients with antibiotic-resistant infections at select tertiary hospitals in Uganda: a retrospective study of clinical records.

BMC infectious diseases·2026
Same author

MRI-based machine learning model to distinguish hippocampal sclerosis (HS) ILAE type 1 and no HS gliosis only in medial temporal lobe epilepsy.

Epilepsy research·2026
Same author

Intraspinal Microstimulation of Dorsolateral Funiculus for Coordinated Bladder Control.

IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society·2026

Related Experiment Video

Updated: May 9, 2025

Inverse Probability of Treatment Weighting Propensity Score using the Military Health System Data Repository and National Death Index
06:55

Inverse Probability of Treatment Weighting Propensity Score using the Military Health System Data Repository and National Death Index

Published on: January 8, 2020

14.3K

Risk-Adjustment of Perioperative Mortality Rate Measurement in a Low-Income Country.

Paul Firth1, Nicholas Musinguzi2, Rhina Mushagara2

  • 1From the Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Boston, Massachusetts.

Anesthesia and Analgesia
|May 1, 2025
PubMed
Summary

In low-income countries, laparotomy procedures are strongly linked to higher surgical mortality. The laparotomy perioperative mortality rate shows promise as a key metric for improving surgical care quality in these settings.

More Related Videos

An R-Based Landscape Validation of a Competing Risk Model
05:37

An R-Based Landscape Validation of a Competing Risk Model

Published on: September 16, 2022

1.9K
Author Spotlight: Developing a Point-of-Care Hemoglobin Estimation Method for Anemia Management
05:35

Author Spotlight: Developing a Point-of-Care Hemoglobin Estimation Method for Anemia Management

Published on: January 19, 2024

670

Related Experiment Videos

Last Updated: May 9, 2025

Inverse Probability of Treatment Weighting Propensity Score using the Military Health System Data Repository and National Death Index
06:55

Inverse Probability of Treatment Weighting Propensity Score using the Military Health System Data Repository and National Death Index

Published on: January 8, 2020

14.3K
An R-Based Landscape Validation of a Competing Risk Model
05:37

An R-Based Landscape Validation of a Competing Risk Model

Published on: September 16, 2022

1.9K
Author Spotlight: Developing a Point-of-Care Hemoglobin Estimation Method for Anemia Management
05:35

Author Spotlight: Developing a Point-of-Care Hemoglobin Estimation Method for Anemia Management

Published on: January 19, 2024

670

Area of Science:

  • Global Surgery
  • Health Services Research
  • Surgical Outcomes

Background:

  • Healthcare systems in low-income countries face significant challenges in managing surgical diseases.
  • Perioperative mortality rate is a potential quality metric, but risk adjustment remains under-researched.
  • Limited data exists on how to effectively measure and compare surgical care quality in resource-limited settings.

Purpose of the Study:

  • To identify factors associated with in-hospital 30-day perioperative mortality in a Ugandan secondary referral hospital.
  • To propose a suitable indicator metric for comparative health service research in low-income countries.

Main Methods:

  • An observational cohort study was conducted over 42 months.
  • Data on surgical operations and patient outcomes were collected at a Ugandan secondary referral hospital.
  • Statistical analysis examined variables associated with 30-day perioperative mortality.

Main Results:

  • The 30-day perioperative mortality rate was 5.3%.
  • Key factors associated with mortality included procedure type (laparotomy, cranial surgery), American Society of Anesthesiologists (ASA) rating, HIV serostatus, procedure urgency, home district referral distance, and age.
  • Laparotomy was the most frequent procedure and accounted for 56.3% of all deaths.

Conclusions:

  • Laparotomy demonstrated a strong independent association with mortality in this Ugandan setting.
  • The perioperative mortality rate for laparotomy may serve as a valuable outcome measure for comparative health service research in low-income countries.