Table 1.

Examples of Common Data Elements

Type of CDE	Definition	Example of CDE
General core	Recommended for all NIH-funded studies: general	C00031: race expanded category
Disease-specific core	Recommended for all NIH-funded studies: disease specific (TBI)	C01001: Glasgow Coma Scale (GCS)—motor response scale
Basic*	Recommended for all TBI NIH-funded studies: specific to subdiseases (eg, epidemiology and moderate/severe: rehabilitation)	C07155: Disability Rating Scale Total Score
Supplemental	Recommended for NIH-funded studies: specific to study design or type of research	C07145: JFK Coma Recovery Scale-Revised—total score

*Basic CDEs are comparable to supplemental-highly recommended CDEs for other diagnostic categories.

CDEs, Common Data Elements; NIH, National Institutes of Health; TBI, traumatic brain injury.