Investigator’s Manual for
the Protection of Human Subjects
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Chapter 8: Special Clases of Research Subjects

Children

The legal mandate of the HSPC is to protect the rights and welfare of human subjects. This task becomes more difficult when considering children and minors as research subjects. The federal regulations provide for "Additional Protections for Children Involved as Subjects of Research" [45 CFR 46 Subpart D].

Parental Permission and Research of Minimal Risk:

Parental permission is required in most circumstances for the participation of children in research. Investigators are required to gain parental permission from at least one of the child’s parents or guardians if the research involves only minimal risk. (Please see Chapter 4, "Informed Consent Requirements: Assent and Parental Permission for the Participation of Children in Research," for detailed guidelines regarding parental permission and child assent.)

Parental Permission and Research of More than Minimal Risk:

  1. If the research poses more than minimal risk and no direct benefit to the child, the investigator is required to gain permission from both parents or the child’s guardian in order for the child to participate in the research.
  2. If the research poses more than minimal risk but may directly benefit the child, only one of the child’s parents or guardian need give permission.
  3. The investigator is not required to gain permission form both parents, if one of the parents is not reasonably available, deceased, unknown, legally incompetent, or from a parent who does not have legal responsibility for the care and custody of the child. This caveat does not exempt the investigator from obtaining the permission from at least one parent who has legal responsibility for the child.

The HSPCs are required to make additional considerations for the inclusion of children in research who are wards of the state or any other agency or institution. For research that involves more than minimal risk with no prospect of direct benefit to the individual subjects or for research that requires approval of the HHS Secretary, the study must either be 1) related to the subject’s status as a ward, or 2) be conducted in schools, camps, hospitals, institutions, or similar settings in which the majority of children involved as subjects are not wards. [45 CFR 46.406-409] The HSPC is required to appoint an advocate for each child who is a ward. The advocate is required to have the background and experience to act in, and agrees to act in, the best interests of the child for the duration of the child’s participation in the research and who is not associated in any way with the research, the investigator, or the guardian organization. The requirement for an advocate is in addition to gaining permission from any other person acting on behalf of the child as guardian or in loco parentis.

Subpart D of the federal regulations requires the HSPCs to classify research involving children into one of four categories relating to the risks and benefits of the proposed research:

  1. Research involving no greater than minimal risk
  2. Research involving greater than minimal risk, but presenting the prospect of direct benefit to individual subjects. Research in this category is approvable by the HSPC, provided: (a) the risk is justified by the anticipated benefit to the subjects; (b) the relationship of risk to benefit is at least as favorable as any alternative approach; and (c) adequate provisions are made for soliciting the assent of the children and permission of their parents or guardians.
  3. Research involving greater than minimal risk and no prospect of direct benefit to individual subjects, but likely to yield important generalizable knowledge about the subject’s disorder or condition. Research in this category is approvable, by the HSPC, provided: (a) the risk represents a minor increase over minimal risk; (b) the intervention or procedure presents experiences to subjects that are reasonably commensurate with those inherent in their actual or expected medical, dental, psychological, social, or educational situations; (c) the intervention or procedure is likely to yield generalizable knowledge about the subjects’ disorder or condition which is of vital importance for the understanding or amelioration of the subjects’ disorder or condition; and (d) adequate provisions are made for soliciting assent of the children and permission of their parents or guardians.
  4. Research not otherwise approvable which presents an opportunity to understand, prevent, or alleviate a serious problem affecting the health or welfare of children. This section provides a mechanism for the approval of research not falling under categories 1-3. The research must be approved by the Secretary of the Department of Health and Human Services (DHHS) if it is to be funded by the DHHS, after consultation with a panel of experts, and the panel must find that the research presents a reasonable opportunity to further the understanding, prevention, or alleviation of a significant problem affecting the health and welfare of children.

When assessing risk to children and evaluating a research project proposing to involve children the HSPC will consider the following issues:

  • Is the participation of children as research subjects justified in this particular instance?
  • If this research question can be addressed initially in adults, has this work been conducted?
  • Have results from any adult research indicated that the proposed research would benefit, or at least would not be harmful to children?
  • Has every effort been made to ensure that a parent is present when the research intervention is conducted? This will not only comfort the child but will enable the parent to exercise the right to end the child’s participation in the research project at any time. Investigators should note that in some cases (e.g. research into sensitive personal matters, physical examinations of adolescents, research into abuse, etc.) it may not be appropriate to have a parent present. If a parent will not be present during the course of the project, has the investigator clearly stated why in the protocol?
  • Are the personnel involved in the research, and the facility in which the research will be conducted, knowledgeable about and sensitive to the physical an psychological needs of the children and their families?
  • Have the investigators taken into account the child-subject’s previous experience with illness and medical interventions? Some children may be able to cope with stresses of research better than others as a result of previous experiences with medicine. Younger, "less experienced" children may be unprepared for participation in medical research.
  • How the investigator determined the number of children to be enrolled for the study. Investigators should justify the number of subjects they propose to study. Biomedical Investigators should always plan to involve the fewest number of children necessary to obtain statistically significant data from which valid conclusions can be drawn.
  • Whether the proposed techniques are the least invasive (physically and psychologically) in order to obtain the information for the study.
  • Have the investigators clearly defined how the assent of the child-subjects will be obtained?
  • For research involving medical interventions the Committee will consider previous research with animals. The investigator should indicate whether the animal research is completed and the results to date.

All personnel working with children should be familiar with State laws requiring reports of suspected child abuse or neglect.

The HSPC cannot approve research that exposes children as subjects to more than minimal risk and does not satisfy the conditions outlined above. The federal regulations, however, provide a process for seeking approval for such research from the DHHS Secretary. Please contact the OPRS for more information about this process.


Investigator’s Manual for
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Chapter 8: Special Clases of Research Subjects
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October 29, 2004
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