Identifier (information sources) | Comments |
---|---|
Direct | Â |
 | |
Initials [14] | Â |
 | |
Telephone or fax numbers or contact information [9, 11, 13, 16] | Â |
Electronic mail addresses [9] | Â |
Generalised HIPPA item 7-10, 18 | |
Vehicle identifiers [9] | Â |
Medical device identifiers [9] | Â |
Web or internet protocol addresses [9] | Â |
Biometric data [9] | Â |
 | |
Audiotapes [12] | Â |
Names of relatives [11] | Â |
Dates related to an individual (including date of birth) [9, 10, 12, 16] | Â |
Indirect--may present a risk if present in combination with others in the list | |
Place of treatment or health professional responsible for care [11, 16] | Could be inferred from investigator affiliations |
Sex [10] | Â |
Rare disease or treatment [11] | Â |
Sensitive data, such as illicit drug use or "risky behaviour" [16] | Â |
 | |
Socioeconomic data, such as occupation or place of work, income, or education [10, 11, 13, 16] | MRC requirement is for "rare" occupations only |
Household and family composition [16] | Â |
Anthropometry measures [16] | Â |
Multiple pregnancies [16] | Â |
Ethnicity [10] | Â |
Small denominators--population size of <100 [15] | Â |
Very small numerators--event counts of <3 [15] | Â |
Year of birth or age (this article) | Age is potentially identifying if the recruitment period is short and is fully described |
Verbatim responses or transcripts [16] | Â |