...
First make sure you have selected the data model that you need to work with, and then click on the "Data Elements" component in the left-hand tree menu.
Select the "New Data Element" button on the (green) menu bar at near the top of the screen.
...
In this example we create the first datatype for our data element “Abative Therapy” as a cloned xs:String, which means it is an exact copy of the XML Schema String datatype. It can however be changed locally, and this will not affect the way the xs:string is defined by XML Schema.
In the screen on the right the tag next to xs:string is labelled in the first case in yellow, to indicate that is a datatype belonging to this “draft” datamodel.
We have also created a data element called Adrenal invasion, again we want it to be a string datatype, but this time we import the data element from the XML Schema model. It is is being imported from a finalised and therefore fixed model, and this cannot be changed locally.
In the screen on the right in this “imported” datatype case the tag next to xs:string is labelled in the first case in blue, to indicate that is a datatype belonging to this “finalised” datamodel.
...