Efficacy studies in natural family planning: issues and management implications illustrated with data from five
1Department of Obstetrics and Gynecology, Georgetown University, Washington, DC 20007.
American Journal of Obstetrics and Gynecology
|December 1, 1991
Abstract:
Studies of method effectiveness must be carefully assessed for comparability of findings. Several parameters are identified that are important in the assurance of comparable results. This article discusses these issues with the use of data from previously published studies and emphasizes the management implications of use-effectiveness data.
Keywords:
AfricaAfrica South Of The SaharaAmericasAsiaBangladeshChileComparative StudiesContraceptionContraceptive EffectivenessCross-cultural ComparisonsData Analysis--standardsData CollectionDeveloping CountriesEastern AfricaEastern AsiaEnglish Speaking AfricaFamily PlanningFamily Planning Program AdministrationFamily Planning ProgramsFamily Planning, Behavioral MethodsKenyaKoreaLatin AmericaMethodological StudiesNatural Family PlanningPearl's FormulaResearch MethodologySouth AmericaSouthern AsiaStudiesSympto-thermal MethodUse-effectiveness
Related Concept Videos
01:29Life Histories
Constrained by limited energy and resources, organisms must compromise between offspring quantity and parental investment. This trade-off is represented by two primary reproductive strategies; K-strategists produce few offspring but provide substantial parental support, whereas r-strategists produce much progeny that receives little care. These strategies are related to an organism’s survival likelihood across its lifespan, which is represented by a survivorship curve. Three general types of...
02:30Naturalistic Observations
If you want to understand how behavior occurs, one of the best ways to gain information is to simply observe the behavior in its natural context. However, people might change their behavior in unexpected ways if they know they are being observed. How do researchers obtain accurate information when people tend to hide their natural behavior? As an example, imagine that your professor asks everyone in your class to raise their hand if they always wash their hands after using the restroom. Chances...
01:22Birth Control Methods
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 vasectomy...
01:23Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches
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, controlled...
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast, controlled...