Ultrasound in pregnancy and non-right handedness: meta-analysis of randomized trials.

@article{Salvesen2011UltrasoundIP,
  title={Ultrasound in pregnancy and non-right handedness: meta-analysis of randomized trials.},
  author={Kjell {\AA} Salvesen},
  journal={Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology},
  year={2011},
  volume={38 3},
  pages={
          267-71
        }
}
OBJECTIVE To study the association between exposure to ultrasound in pregnancy and non-right handedness in children with available data from randomized trials. METHODS Follow-up data of 8865 children aged 8-14 years from three randomized trials on routine ultrasonography at 15-20 weeks' gestation were available. Handedness was assessed through questionnaires to the parents and classified according to five, 10 or 11 questions. Children not classified as right handed were regarded as non-right… CONTINUE READING

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