Bmus fetal size and dating
The mean prediction error was 0.13 for our formula, and 0.16 and 0.20 for Nelson's, and Robinson's formulae, respectively.
Conclusion: Our dating formula locally derived was more favorably applicable for the Nigerian population.
Since then, practice across England and Wales has become more uniform, particularly following the publication of the NICE guidance on antenatal care (1.
- initially published in 2003) that recommended all pregnancies be dated by ultrasound, and following the recommendations of the National Screening Committee Fetal Anomaly Screening Programme regarding screening for Down’s syndrome.
This has implication for prenatal diagnosis in Nigeria.
Keywords: Crown-rump length; dating; gestational age How to cite this URL: Oboro VO, Bello TO, Oyeniran AO.
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