Web accessibility for an ageing population ozewai conference 30 november 2011 andrew arch
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1. Web accessibility for an ageing population OZeWAI Conference 30 November 2011 Andrew Arch Assistant Director, Web Policy – Accessibility. Australian Government Information Management Office (AGIMO). Ageing in Australia. Intergenerational Review 2010 (Treasury) Acknowledges:

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Web accessibility for an ageing population ozewai conference 30 november 2011 andrew arch

1

  • Web accessibility for an ageing population

  • OZeWAI Conference

  • 30 November 2011

  • Andrew Arch

  • Assistant Director, Web Policy – Accessibility

Australian Government Information Management Office (AGIMO)


Ageing in australia

Ageing in Australia

  • Intergenerational Review 2010 (Treasury)

  • Acknowledges:

  • Population is ageing

  • Increased spending required on health, age-pensions, aged-care

  • Age-care policies need to enable people to stay in the community as long as possible

  • http://www.treasury.gov.au/igr/


Extended working career

Extended working career

Age Commissioner:

“A recent Deloittes report on the looming national skills shortage asked the question that should be on the lips of most businesses: Where is your next employee coming from?” Commissioner Ryan said. “Their answer was clear – your next employee is retired or about to retire.”

http://www.hreoc.gov.au/about/media/news/2011/125_11.html


Ageing in europe

Ageing in Europe

  • EC funded projects around ICT for ageing well

  • Smart homes

  • Smart appliances

  • E-health

  • Monitoring

  • Independent living


Demographic changes

Draws on http://www.w3.org/WAI/presentations/ageing/

DEMOGRAPHIC CHANGES


Global demographic changes

Developed with material from W3C Web () /

United Nations global demographic forecast

Source: UN World Population Prospects

Global demographic changes


European situation

Demographic forecast for the EU

Source: EuroStat

European situation


Japanese situation

Demographic forecast for Japan

Source: Japanese Statistics Bureau

Japanese situation


Australia s situation

Demographic forecast for Australia

Source: ABS Population Projections

Australia’s situation


Changing abilities

CHANGING ABILITIES


Ageing and hearing loss

Ageing and hearing loss

  • Impact:

  • Audio can be difficult to discern

  • Higher pitch sounds can be missed

  • Prevalence:

  • 47% of people 61 to 80 years

  • 93% of people 81+ years


Ageing and vision decline

Ageing and vision decline

  • Impact:

  • Decreasing ability to focus on near tasks

  • Changing colour perception and sensitivity

  • Decreasing contrast sensitivity

  • Prevalence:(significant vision loss)

  • 16% of people 65 - 74 years

  • 19% of people 75 – 84 years

  • 46% of people 85+ years


Ageing and physical decline

Ageing and physical decline

  • Impact:(Motor skill decline can result from many conditions including arthritis and Parkinson's Disease)

    • Difficulty using mouse or keyboard

    • Difficult to click small areas

    • Strain from non-ergonomic tasks

  • Prevalence:(Conditions commonly reported)

    • Arthritis

      • At least 50% of people over 65 affected

    • Essential tremor

      • Affects up to 20% of people over 65

    • Parkinson's Disease

      • Approximately 4% of people over 85 affected


Ageing and cognitive decline

Ageing and cognitive decline

  • Impact:Navigation, comprehension, and task completion can be affected by:

    • Short term memory problems

    • Difficulty with concentration

    • Distraction from movement or irrelevant material

    • Difficulty coping with information overload

  • Prevalence:(Conditions commonly reported)

    • Dementia:

      • 1.4% of people 65-69 yrs

      • 24% of people 85+ yrs 

    • Mild cognitive impairment (MCI) is more common:

      • Around 20% of people over 70 years are estimated to experience MCI


Older people online

Older people online


Unprecedented opportunities for

Unprecedented opportunities for:

  • Social interaction and communication

  • Access to information

  • Access to eCommerce

  • Access to government services and civic participation

  • Training and learning opportunities

  • Employment, research, and access to workplace applications


Older australians and the internet

“Older Australians and the Internet”

Participants awareness of and interest in the internet

http://apo.org.au/research/older-australians-and-internet


Older australians and the internet1

“Older Australians and the Internet”

Barriers identified:

Don’t know how to use it

Confused by the technology

Concern about security and viruses

Don’t know what it does

Rely on friends & family


Numbers online 2006

Numbers online (2006)


Accessibilty for older people

ACCESSIBILTY FOR OLDER PEOPLE


Observations from the literature

Observations from the literature

Many studies seemed unaware of the W3C/WAI work

Information overload was commonly identified

Less technical, more usability, requirements predominated

Accessibility options were not appreciated by users

Adaptive strategies were seldom considered

Assistive technology was not discussed

Hearing as an impairment was ignored

Draws on http://www.w3.org/WAI/presentations/ageing


Roger hudson s survey 2010

Roger Hudson’s survey (2010)

Common problems

“Silly little picture about nothing”

“Fancy stuff that keeps moving”

“Finding what I’m after”

“Too many navigation choices”

Text size or colour

Text size sometimes a problem for 48%

Colour mentioned by 23%

http://kwz.me/Y3 /


Role of wai guidelines

ROLE OF WAI GUIDELINES


Components of web accessibility

Components of web accessibility


Accessible web content

Accessible web content

Requirements include:

Readable and understandable text

Identifiable and understandable links

Clear and identifiable headings

Good orientation and navigation

WCAG 2.0 addresses these


Usability improvements

Usability improvements

Usability improvements especially help older people and people with disabilities:

Page layout and design - provide consistency and avoid overload

Text presentation - use left justification, increase line spacing & margins, avoid italics and underlining

Forms - avoid complexity and provide clear guidance

Menus and links - provide predictability and consistency

WCAG 2.0 also addresses these


Wai age outcomes

WAI-AGE OUTCOMES


Wai age goals

WAI-AGE goals

Raising awareness of Web accessibility for older people

Better explaining the applicability of the WAI guidelines for older people

Avoiding potential fragmentation through reinvention of requirements

Encouraging participation of older people in W3C/WAI standardization


Wai age resources

WAI-AGE resources

Revision of existing WAI resources, including:

Developing a Web Accessibility Business Case for Your Organization

Before and After Demonstration (BAD) website

Involving Users in Web Projects for Better, Easier Accessibility

Developing Web Accessibility Presentations and Training


Wai age resources1

WAI-AGE resources

New WAI resources:

Better Web Browsing - Tips to customize your computer

Contacting Organizations about Inaccessible Websites

Developing Websites for Older People

How to Make Presentations Accessible to All


Websites for older people how wcag 2 0 applies

Websites for Older People:How WCAG 2.0 Applies

Perceivable

Text size

Text style and text layout

Color and contrast

Multimedia

Text-to-speech (speech synthesis)

CAPTCHA

Operable

Links

Navigation and location

Mouse use

Keyboard use and tabbing

Distractions

Sufficient time

Understandable

Page organization

Understandable language

Consistent navigation and labeling

Pop-ups and new-windows

Page refresh and updates

Instructions and input assistance

Error prevention and recovery for forms

Robust

Older equipment/software

http://www.w3.org/WAI/older-users/developing


Australian activities

AUSTRALIAN ACTIVITIES


National seniors australia report

National Seniors Australia report

Older people will be online for :

e-Health

Social networking

Adult learning

Shopping & banking

http://www.productiveageing.com.au/site/grants_arc.php


Initiatives

Initiatives

Australia

Web Accessibility National Transition Strategy

National Broadband Network

Digital Communities

UK

Silver Surfers Day/week

Race Online 2012


Nts timeframes

NTS timeframes

  • Implementation WCAG 2.0 by Australian Governments in accordance with agreed work plan

    • Level A by December 2012

    • Level AA by December 2014

  • Bottom line - websites that are not accessible are not fit for purpose


Discussion

Contact details

[email protected]

[email protected]

02 6215 1618

Discussion


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