Table 1 Example characteristics for a study cohort.

From: The Translational Data Catalog - discoverable biomedical datasets

Characteristic dimension

Dimension mapping

Value category

Category mapping

Dimension unit

Unit mapping

Age at enrollment

NCIT:C164338

Minimal value

SIO:001113

year

UO:0000036

Maximal value

SIO:001114

Weight

NCIT:C25208

Minimal value

SIO:001113

kg

UO:0000009

Maximal value

SIO:001114

Height

NCIT:C25347

Minimal value

SIO:001113

meter

UO:0000008

Maximal value

SIO:001114

BMI

NCIT:C16358

Minimal value

SIO:001113

kg/m2

UO:0000086

Maximal value

SIO:001114

  1. Each characteristic consists of a high-level dimension, a set of value categories, each associated with one or more values, and a unit where appropriate. Each level is mapped to an appropriate ontology term.