Are human chorionic gonadotropin levels after blastocyst transfer highly predictive of pregnancy outcome?
Beta-hCG serum levels on day 16 post-retrieval were highly predictive of pregnancy outcome after a blastocyst transfer.
Black victims of out-of-hospital cardiac arrest receive bystander CPR less frequently than white victims. Targeted training programs may be needed to improve the rates of bystander CPR among certain groups.