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Malaria in pregnancy: the difficulties in measuring birthweight
M J Rijken1, J A Rijken, A T Papageorghiou
1Shoklo Malaria Research Unit, Mae Sot, Tak, Thailand. marcus@shoklo-unit.com
BJOG : an International Journal of Obstetrics and Gynaecology
|February 22, 2011
Summary
Standardizing birthweight measurement in malaria in pregnancy studies is crucial. Improved methods will enhance the reliability of research on interventions for malaria during pregnancy.
Area of Science:
- Obstetrics and Gynecology
- Infectious Diseases
- Public Health
Background:
- Interventions for malaria in pregnancy often use birthweight as a key outcome.
- Methodological inconsistencies in measuring birthweight may affect study results.
- Reliable birthweight data is essential for evaluating interventions.
Purpose of the Study:
- To assess the standardization of birthweight measurement in malaria in pregnancy studies.
- To highlight the need for improved methodologies in reporting birthweight data.
- To propose a standardized approach for future research.
Main Methods:
- A structured literature search was conducted using terms 'malaria', 'pregnancy', and 'birth weight'.
- Analysis focused on the reporting of birthweight measurement timing, scales used, and gestational age estimation in clinical trials.
- Data from 43 clinical trials were reviewed.
Main Results:
- Only 33% of trials provided details on birthweight measurement timing and scales.
- While 77% explained gestational age estimation, critical birthweight data was often missing.
- Significant variability exists in how birthweight is reported.
Conclusions:
- Current reporting of birthweight in malaria in pregnancy studies lacks standardization.
- Methodological inconsistencies hinder the accurate interpretation of intervention effects.
- A standardized method for measuring and reporting birthweight is proposed to improve future research quality.
