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

Birth Control Methods01:22

Birth Control Methods

7.3K
Vasectomy is a surgical form of male sterilization that involves severing and sealing the vasa deferentia, preventing sperm from mixing with semen during ejaculation. Because a vasectomy does not impact the testes' ability to produce testosterone, hormone levels, libido, and sexual function generally remain unchanged. While vasectomy is highly effective in preventing pregnancy, with a success rate near 99.85%, rare cases of recanalization (spontaneous reconnection) can occur. Although...
7.3K
Statistical Methods for Analyzing Epidemiological Data01:25

Statistical Methods for Analyzing Epidemiological Data

1.2K
Epidemiological data primarily involves information on specific populations' occurrence, distribution, and determinants of health and diseases. This data is crucial for understanding disease patterns and impacts, aiding public health decision-making and disease prevention strategies. The analysis of epidemiological data employs various statistical methods to interpret health-related data effectively. Here are some commonly used methods:
1.2K
Analysis of Population Pharmacokinetic Data01:12

Analysis of Population Pharmacokinetic Data

926
Analysis of population pharmacokinetic data involves studying the behavior of drugs within diverse populations to understand their pharmacokinetic parameters. Traditional pharmacokinetic methods typically involve collecting samples from a few individuals and estimating these parameters. While these methods are commonly used, they have limitations in capturing the variability in drug response among individuals or heterogeneous populations. Population pharmacokinetics is employed to address these...
926
Intrauterine Drug Delivery Systems01:21

Intrauterine Drug Delivery Systems

129
Controlled-release systems for intravaginal and intrauterine drug delivery have been developed primarily for the administration of contraceptive steroid hormones. These delivery routes circumvent first-pass hepatic metabolism, thereby enhancing bioavailability and allowing for reduced systemic dosages compared to oral administration. Such approaches contribute to improved therapeutic efficacy and patient compliance, particularly in long-term contraceptive regimens.Intravaginal Drug Delivery...
129
Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

551
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,...
551
Mechanistic Models: Compartment Models in Individual and Population Analysis01:23

Mechanistic Models: Compartment Models in Individual and Population Analysis

335
Mechanistic models are utilized in individual analysis using single-source data, but imperfections arise due to data collection errors, preventing perfect prediction of observed data. The mathematical equation involves known values (Xi), observed concentrations (Ci), measurement errors (εi), model parameters (ϕj), and the related function (ƒi) for i number of values. Different least-squares metrics quantify differences between predicted and observed values. The ordinary least...
335

You might also read

Related Articles

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

Sort by
Same author

How emergency digital health and data use investments can strengthen health systems and support global health security.

Oxford open digital health·2025
Same author

Yoga or Strengthening Exercise for Knee Osteoarthritis: A Randomized Clinical Trial.

JAMA network open·2025
Same author

Global VAX: A U.S. contribution to global COVID-19 vaccination efforts, 2021-2023.

Vaccine·2024
Same author

Highly-automated, high-throughput replication of yeast-based logic circuit design assessments.

Synthetic biology (Oxford, England)·2022
Same author

Designing supply chains to meet the growing need of vaccines: evidence from four countries.

Journal of pharmaceutical policy and practice·2021
Same author

VisBOL2-Improving Web-Based Visualization for Synthetic Biology Designs.

ACS synthetic biology·2021

Related Experiment Video

Updated: Apr 3, 2026

An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings
19:57

An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings

Published on: March 30, 2014

19.5K

Estimating Contraceptive Prevalence Using Logistics Data for Short-Acting Methods: Analysis Across 30 Countries.

Marc Cunningham1, Ariella Bock2, Niquelle Brown3

  • 1John Snow, Inc., Arlington, VA, USA.

Global Health, Science and Practice
|September 17, 2015
PubMed
Summary

Public sector contraceptive logistics data accurately estimate contraceptive prevalence rates when survey data are limited. Regression models offer the most accuracy for family planning program monitoring.

More Related Videos

A Method of Trigonometric Modelling of Seasonal Variation Demonstrated with Multiple Sclerosis Relapse Data
10:46

A Method of Trigonometric Modelling of Seasonal Variation Demonstrated with Multiple Sclerosis Relapse Data

Published on: December 9, 2015

11.2K

Related Experiment Videos

Last Updated: Apr 3, 2026

An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings
19:57

An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings

Published on: March 30, 2014

19.5K
A Method of Trigonometric Modelling of Seasonal Variation Demonstrated with Multiple Sclerosis Relapse Data
10:46

A Method of Trigonometric Modelling of Seasonal Variation Demonstrated with Multiple Sclerosis Relapse Data

Published on: December 9, 2015

11.2K

Area of Science:

  • Public Health
  • Demography
  • Health Services Research

Background:

  • Contraceptive prevalence rate (CPR) is crucial for family planning program evaluation.
  • Current surveys provide infrequent CPR estimates, necessitating alternative methods.
  • Contraceptive logistics data offer a potential source for more frequent CPR estimation.

Purpose of the Study:

  • To develop and evaluate models for estimating public-sector contraceptive prevalence rates.
  • To assess the utility of contraceptive logistics data for generating timely CPR estimates.
  • To compare different modeling approaches for accuracy and feasibility.

Main Methods:

  • Utilized Demographic and Health Surveys (DHS) and public-sector logistics data from 30 countries.
  • Developed three models: couple-years of protection (CYP) conversion, bivariate linear regression, and multivariate linear regression.
  • Evaluated models by comparing estimates to DHS prevalence rates using metrics like mean absolute error.

Main Results:

  • Public-sector logistics data for oral contraceptives, injectable contraceptives, and male condoms correlated significantly with DHS prevalence rates.
  • Regression models accurately estimated prevalence rates within 2 percentage points in at least 85% of countries.
  • The CYP-based model for condoms showed weaker association compared to regression models.

Conclusions:

  • Public-sector contraceptive logistics data are reliable for estimating prevalence of short-acting contraceptive methods.
  • Developed models provide a valuable tool for generating interim CPR estimates.
  • Regression models are most accurate, while the CYP model offers simplicity; further research on subnational data and other methods is recommended.