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The relative value of the non-stress and stress cardiotocograph: a protocol and pilot study

D E Marsden, J F Correy

    The Australian & New Zealand Journal of Obstetrics & Gynaecology
    |May 1, 1979
    PubMed

    A simple and safe protocol is described for the conduct of a controlled comparison of the relative predictive values of the antenatal cardiotocograph in the absence and in the presence of artificial stress (oxytocin challenge) to the fetus. Each patient serves as her own control, the tests are performed on the same day, and labour also commences on the same day, so that fetal performance in labour and status at birth are closely related in time to both tests and provide a reasonable assessment of the relative value of the tests. A pilot study of 83 patients has been carried out and the results are presented.

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