Demonstrations
A number of short demonstrations are available which describe each part of the NHS Data Model and Dictionary, step by step, in an easy to understand screen capture including a voice over and readable captions.
Please note that the information contained in the demonstrations was correct at the time of publication.
If you are not familiar with the NHS Data Model and Dictionary, it is recommended that you proceed through the demonstrations in the following order.
Please note that some of the demonstrations are followed by three questions to check your understanding.
The subjects covered are:
- NHS Data Model and Dictionary Components
- Classes
- Release History
- How to Read an NHS Data Model and Dictionary Change Request.
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Navigate through all the demonstrations in the order above (recommended for new users)
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Return to Help and Guidance
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Navigate to the Front Page of the NHS Data Model and Dictionary.
Once you have completed the demonstrations, there are two quizzes to check your understanding of the demonstrations and the navigation options:
The content of these demonstrations is for training purposes only and therefore may not match the current content of the NHS Data Model and Dictionary.
Please refer to the NHS Data Model and Dictionary for the latest version of the NHS Data Model and Dictionary.
How to use the Demonstrations
- Demonstration start: When the demonstration opens, click on the play
button.
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Playback Control bar: This appears at the bottom of every page. Titles for the controls will appear when you hover over them.

The Playback Control bar controls are explained below:
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Rewind: This control allows you to rewind back to the beginning of the demonstration
Play / Pause: This control allows you to play or pause a demonstration
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Back: This control allows you to 'rewind' a demonstration at specific intervals
Forward: This control allows you to go forward in a demonstration at specific intervals
Fast Forward: This control allows you to fast forward through the demonstration
Audio On / Off: This control allows you to turn the audio on or off
Closed Captioning: If you do not have access to a PC with sound then you can view the closed caption by clicking on the CC button.