Search research articles

Search research articles

Related Experiment Videos

Quality control in schistosomiasis programmes.

R A Braun-Munzinger¹

¹Project Bilharziose (G.T.Z.), Mahajanga, Madagascar.

Tropical Medicine and Parasitology : Official Organ of Deutsche Tropenmedizinische Gesellschaft and of Deutsche Gesellschaft Fur Technische Zusammenarbeit (GTZ)

|June 1, 1989

Summary

This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by

Same author

Egg viability in urinary schistosomiasis. III. Repeatability and reproducibility of new methods.

The Journal of tropical medicine and hygiene·1993

Same author

Egg viability in urinary schistosomiasis. II. Simplifying modifications and standardization of new methods.

The Journal of tropical medicine and hygiene·1993

Same author

Egg viability in urinary schistosomiasis. I. New methods compared with available methods.

The Journal of tropical medicine and hygiene·1993

Same author

Repeatability and reproducibility of egg counts of Schistosoma haematobium in urine.

Tropical medicine and parasitology : official organ of Deutsche Tropenmedizinische Gesellschaft and of Deutsche Gesellschaft fur Technische Zusammenarbeit (GTZ)·1992

Same author

False epidemiological results from the bulk transport of dried filter papers in urinary schistosomiasis.

Tropical medicine and parasitology : official organ of Deutsche Tropenmedizinische Gesellschaft and of Deutsche Gesellschaft fur Technische Zusammenarbeit (GTZ)·1986

Same author

Quantitative egg counts in schistosomiasis surveys.

Parasitology today (Personal ed.)·1986

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

A new quality control method for schistosomiasis (a parasitic disease) monitoring was developed. This simple, effective technique improved technician performance and data accuracy in Madagascar.

Area of Science:

Public Health
Infectious Disease Epidemiology
Parasitology

Background:

Effective schistosomiasis control programs depend on accurate parasite prevalence and intensity measurements.
Traditional quality control methods for microscopy faced logistical challenges in Madagascar, including specimen preservation and transport issues.

Purpose of the Study:

To develop and evaluate a simple, effective, and acceptable quality control method for schistosomiasis microscopy in field settings.
To assess the performance of technicians and improve the reliability of infection data for control programs.

Main Methods:

A novel method using dried filters fixed on plastic sheets with adhesive tape was implemented for specimen transport.
Acceptable limits of error (ALE) were established through technician capability assessment and clinical chemistry quality control principles.

Related Experiment Videos

Results were analyzed using 2x2 tables and visual charts.

Main Results:

Technician performance varied significantly, with higher false negative rates (FNR) than false positive rates (FPR).
Field egg counts by technicians were frequently lower than control counts.
The new quality control system proved valuable in motivating technicians and identifying those needing additional training.

Conclusions:

The developed quality control method is simple, effective, and acceptable for monitoring schistosomiasis control programs.
Regular quality control is crucial for maintaining high work standards and improving the accuracy of prevalence data.
This approach enhances technician performance and supports targeted training initiatives.