Some types of studies may include procedures that could potentially harm an unborn child or pregnant woman. For this reason, federal guidelines identify pregnant women as a group that warrants special protection.
A more detailed description of considerations pertaining to pregnant women and fetuses is provided in federal guidelines (45 CFR 46, Subpart B).
Since incarceration may affect the ability to make a truly voluntary and uncoerced decision, specified safeguards are provided to prisoners who are considering participating in research.
A detailed description of considerations pertaining to prisoners is provided in federal guidelines (45 CFR 46, Subpart C).