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Development of a methodology for malariogenic stratification as a tool for malaria control
G P Singh1, S Chitkara, N L Kalra
1National Malaria Eradication Programme, Delhi.
The Journal of Communicable Diseases
|March 1, 1990
Summary
The 1977 Modified Plan of Operation (MPO) for malaria control proved insufficient. A new stratification model using epidemiological data was developed to guide multipronged malaria control strategies.
Area of Science:
- Epidemiology
- Public Health
- Malariology
Background:
- The Modified Plan of Operation (MPO) launched in 1977 failed to reduce malaria incidence below 2 million cases annually.
- This failure necessitated the development of advanced, multipronged malaria control strategies.
Purpose of the Study:
- To develop a malariogenic stratification model for targeted malaria control.
- To propose specific malaria control objectives for each identified stratum.
Main Methods:
- A novel stratification model was developed using six key epidemiological parameters: topography, rainfall, vectors, parasite incidence, epidemic potential, and vulnerability.
- These parameters were chosen for their sensitivity, quantifiability, and availability at the Primary Health Centre (PHC) level.
- The model was successfully applied in Karnataka State.
Main Results:
- The State of Karnataka was successfully divided into five distinct strata based on increasing malaria endemicity.
- The developed model demonstrated feasibility and effectiveness in stratifying malaria risk.
Conclusions:
- Malariogenic stratification is crucial for effective, multipronged malaria control.
- The proposed model provides a framework for tailoring malaria control strategies to specific epidemiological contexts.