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RENO, NEV. -- The reliability of first-trimester fetal heart rate for predicting chromosonal abnormalities may be improved by adjusting for ethnicity.
This was the conclusion of a multicenter, prospective study presented in a poster session by Dr. Radek Bukowski at the annual meeting of the Society for Maternal-Fetal Medicine. Median fetal heart rates were significantly higher for white women, at 160 beats/min, than for African American or Hispanic women, whose median fetal heart rates were 158 beats/min.
The differences noted in this study, while small, "might have substantial clinical significance" if these preliminary results can be validated, Dr. Bukowski told this newspaper.
"Addition of ethnicity-specific assessment of [fetal heart rate] to ...
Source: HighBeam Research, Ethnicity Impacts First-Trimester Fetal Heart Rate.