Report of WHO-sponsored trial of MonA and PotLab colorimeters
1979
Testing MonA and PotLab Colorimeters
publication
Evidence: moderate
Author Information
Author(s): J.M. Rideout
Primary Institution: Clinical Research Centre
Hypothesis
Can the MonA and PotLab colorimeters effectively measure hemoglobin in various climatic conditions?
Conclusion
The trials indicated a need for two distinct colorimeters with different specifications for field and laboratory use.
Supporting Evidence
- The MonA colorimeter provided significant improvements in precision over traditional methods.
- Field trials showed that the instruments could be used without local electricity supply.
- Both colorimeters were designed to be portable and easy to use in developing countries.
Takeaway
This study tested two types of colorimeters to see if they could measure hemoglobin accurately in different places. They found that both types could be useful but needed some improvements.
Methodology
Field tests were conducted in various climatic conditions using the MonA and PotLab colorimeters.
Limitations
The trial was terminated early, and some instruments had issues with visibility and calibration.
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