G18 – Display size may be intimidating.

Standard

Guideline:

Display size may be intimidating.

Guideline Description:

The use of large displays allows a better presenting of the contents  although sometimes a large display size may be intimidating. The use of  a smaller display may be less intimidating.

Example:

example_g18

The display size may be intimidating in a doctor’s office.

Illustration adapted from Exploring the Accessibility and Appeal of Surface Computing for Older Adult Health Care Support

Source:

Exploring the Accessibility and Appeal of Surface Computing for Older Adult Health Care Support,2010

Tags:

Accessibility, Comfort, Elderly, Hardware,  Multi-Touch, Testing.

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G17 – Consider a tilted or adjustable display, can ease the interface visualization.

Standard

Guideline:

Consider a tilted or adjustable display, can ease the interface visualization.

Guideline Description:

The use of a tilted or adjustable display attenuates the motor and visual impairments of the older adults.

 Example:

examplo G17

An example of use of a tilted display by an older user.

Illustration adapted from An Exploratory Study of a Touch-Based Gestural Interface for Elderly

Source:

Exploring the Accessibility and Appeal of Surface Computing for Older Adult Health Care Support,2010
Touch Screens for the Older User,2011
Design Principles to Accommodate Older Adults,2012

Tags:

Accessibility, Comfort, Elderly, Hardware, Multi-touch, Testing, Vision.

G16 – Positioning at the surface is critical, the user should be able easily reach the interface corners.

Standard

Guideline:

Positioning at the surface is critical, the user should to achieve with easiness the interface corners. 

Guideline Description:

The positioning of the user should allow to achieve with easiness the interface corners. Use of a adjustable chair contributes to a comfortable position for interacting throughout the surface.

Example:

example_g16

An example of a correct posture of an older adult, using  an adjustable chair during a task.

Illustration adapted from Exploring the Accessibility and Appeal of Surface Computing for Older Adult Health Care Support

Source:

Exploring the Accessibility and Appeal of Surface Computing for Older Adult Health Care Support,2010
Design Principles to Accommodate Older Adults,2012

Tags:

Accessibility, Comfort, Elderly, Hardware, Motor, Multi-Touch, Testing.