What type of data is not identifiable and allows for secondary analysis according to the CITI guidelines?

The correct choice refers to data collected solely for surveillance with no identifiers. This type of data is considered non-identifiable because it does not contain any information that could reveal the identity of individuals from whom the data was collected. According to CITI guidelines, such non-identifiable data can be utilized for secondary analysis without requiring additional ethical review or consent, as there is minimal risk to privacy and confidentiality.

This is significant in the context of research ethics, particularly when considering how data can be used or shared while maintaining the privacy of participants. Non-identifiable data plays a crucial role in public health research, facilitating the analysis of trends, outbreaks, and disease spread without compromising individual identities.

In contrast, public health data with identifiers may associate data with specific individuals, thereby raising privacy concerns that would limit its use in secondary analyses without further consent. Data collected for research with consent are linked to identifiable individuals, which restricts their use in secondary analysis unless additional consent is obtained. Confidential patient health data carries inherent risks due to its nature, necessitating strict confidentiality protocols and limited use in further analyses without appropriate safeguards in place.