University of Southern Indiana

IRB Research Categories and Definitions


IRB Review Categories for Exempt (Type 1) Research 

The 6 exempt research categories defined and explained.

IRB Review Categories for Expedited (Type 2) Research

Explanations of the 7 expedited research categories.

Description of Vulnerable Populations

Differences between the 3 vulnerable populations and 2 protected populations.

Definition of Human Subjects Research

USI's definitions of 'human subjects' and 'research' to help determine if a protocol requires IRB review.

Definition of Secondary Data

USI's definitions of 'secondary data' and information to help researchers determine what research category their secondary data research project meets.

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