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• Data Representativeness in Accessibility Datasets: A Meta-Analysis

  Rie Kamikubo, Lining Wang, Crystal Marte, Amnah Mahmood, Hernisa Kacorri · 2022 · Proceedings of the 24th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '22)

  This paper conducts a systematic meta-analysis of demographic representativeness in 190 accessibility datasets — datasets sourced from people with disabilities and older adults — spanning from 1984 to 2021. The authors examine how age, gender, and race and ethnicity are…

  AI fairness · datasets · representation · diversity · inclusion

• When Can Accessibility Help? An Exploration of Accessibility Feature Recommendation on Mobile Devices

  Jason Wu, Gabriel Reyes, Sam C. White, Xiaoyi Zhang, Jeffrey P. Bigham · 2021 · Proceedings of the 18th International Web for All Conference (W4A)

  This paper tackles a significant gap in mobile accessibility: while smartphone operating systems now include dozens of built-in accessibility features — from screen readers and magnifiers to caption support and touch accommodations — most users are unaware these features exist…

  mobile accessibility · accessibility features · older adults · recommender systems · feature discovery

• A Case for Making Web Accessibility Guidelines Accessible: Older Adult Content Creators and Web Accessibility Planning

  Aqueasha Martin-Hammond, Ulka Patil, Barsa Tandukar · 2021 · Proceedings of the 23rd International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '21)

  This short paper presents an experience report on partnering with older adult content creators at an independent living community to support web accessibility planning for their internal resident website. The website served as a civic participation tool where resident committees…

  web accessibility · older adults · content creators · WCAG · participatory research

• Sharing Practices for Datasets Related to Accessibility and Aging

  Rie Kamikubo, Utkarsh Dwivedi, Hernisa Kacorri · 2021 · The 23rd International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2021)

  This paper presents a systematic review of 137 accessibility datasets collected from people with disabilities and older adults over a 35-year period (1984-2020). The authors undertook an extensive two-year search process using a multilayer strategy: open searches on search…

  datasets · machine learning · data sharing · privacy · ethics

• Activity Recognition in Older Adults with Training Data from Younger Adults: Preliminary Results on in Vivo Smartwatch Sensor Data

  Sabahat Fatima · 2021 · Proceedings of the 23rd International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '21)

  This extended abstract investigates a critical age-related bias in wearable activity recognition: models trained on data from younger adults perform significantly worse when applied to older adults. The study is motivated by the growing potential of smartwatch-based…

  older adults · activity recognition · machine learning · wearable technology · smartwatch

• Immersive Virtual Reality for Older Adults: Empirically Grounded Design Guidelines

  Vero Vanden Abeele, Brenda Schraepen, Hanne Huygelier, Celine Gillebert, Kathrin Gerling, Raymond Van Ee · 2021 · ACM Transactions on Accessible Computing

  This paper establishes empirically grounded design guidelines for immersive virtual reality (IVR) experiences targeting older adults. The researchers conducted two complementary studies: first, a systematic literature review that compiled 67 design guidelines from 13 prior…

  virtual reality · older adults · aging · design guidelines · accessibility

• Irrelevant Gadgets or a Source of Worry: Exploring Wearable Activity Trackers with Older Adults

  Dimitri Vargemidis, Kathrin Gerling, Vero Vanden Abeele, Luc Geurts, Katta Spiel · 2021 · ACM Transactions on Accessible Computing

  This qualitative study explores older adults' perspectives on wearable activity trackers and physical activity (PA), addressing a gap in research that typically focuses on system performance rather than user perspectives. The researchers conducted a two-part study: first, focus…

  wearables · older adults · physical activity · participatory design · co-design

• The Role of Sensory Changes in Everyday Technology use by People with Mild to Moderate Dementia

  Emma Dixon, Amanda Lazar · 2020 · Proceedings of the 22nd International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2020)

  This qualitative study investigates how sensory changes associated with dementia interact with everyday technology use — a topic almost entirely overlooked in prior research, which has focused predominantly on cognitive support such as memory aids, task simplification, and…

  dementia · sensory changes · everyday technology · personalization · cognitive accessibility

• Supporting Older Adults in Locating Mobile Interface Features with Voice Input

  Ja Eun Yu, Debaleena Chattopadhyay · 2020 · Proceedings of the 22nd International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2020)

  This demonstration paper presents a voice assistant system built on Android that helps older adults locate specific features on complex mobile interfaces by speaking natural language queries. The system addresses a well-documented challenge: older adults struggle to find…

  aging · mobile accessibility · voice interface · user interface design · assistive technology

• A Mobile Cloud Collaboration Fall Detection System Based on Ensemble Learning

  Tong Wu, Yang Gu, Yiqiang Chen, Jiwei Wang, Siyu Zhang · 2020 · Proceedings of the 22nd International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS)

  This paper addresses fall detection for older adults, which the WHO identifies as the second leading cause of accidental injury death worldwide. Roughly 28-35% of people over 65 experience falls each year, with the rate increasing to 32-42% for those over 70. The authors propose…

  fall detection · machine learning · wearable technology · aging · health monitoring

• Use of an Indoor Navigation System by Sighted and Blind Travelers: Performance Similarities across Visual Status and Age

  Nicholas A. Giudice, Benjamin A. Guenther, Toni M. Kaplan, Shane M. Anderson, Robert J. Knuesel, Joseph F. Cioffi · 2020 · ACM Transactions on Accessible Computing

  This study evaluates an indoor navigation system using commercial iOS devices and Bluetooth beacons to guide blind and visually impaired (BVI) travelers through complex university buildings. The research compared two navigation conditions: a system-aided mode where participants…

  indoor navigation · blind and low vision · wayfinding · Bluetooth beacons · older adults

• A Comparison of Touchscreen and Mouse for Real-World and Abstract Tasks with Older Adults

  Sung-Hee Kim, Kailun Zhang, Joanna McGrenere, Kellogg S. Booth, Claudia Jacova · 2020 · ACM Transactions on Accessible Computing

  This study investigates whether input device choice (touchscreen vs. mouse) affects performance on computerized cognitive tests for older adults, with implications for the C-TOC (Cognitive Testing on Computer) project developing self-administered online cognitive screening. As…

  older adults · aging · touchscreen · input devices · cognitive testing

• Critical Reflections on Technology to Support Physical Activity among Older Adults: An Exploration of Leading HCI Venues

  Kathrin Gerling, Mo Ray, Vero Vanden Abeele, Adam B. Evans · 2020 · ACM Transactions on Accessible Computing

  This critical review examines how "active ageing" policy discourse has influenced HCI research on technology supporting physical activity for older adults. Through a structured search of leading HCI venues (1997-2017), the authors identified 22 papers representing 18 unique…

  older adults · aging · physical activity · active ageing · exergames

• Making Emergency Calls More Accessible to Older Adults Through a Hands-free Speech Interface in the House

  Michel Vacher, Frédéric Aman, Solange Rossato, François Portet, Benjamin Lecouteux · 2019 · ACM Transactions on Accessible Computing (TACCESS)

  This paper presents CirdoX, a hands-free voice user interface system designed to detect emergency calls for help from older adults living alone at home. Wearable personal emergency response (PER) systems — typically pendant buttons worn on the neck or wrist — are the mainstream…

  speech recognition · aging · emergency response · ambient assisted living · smart home

• The effect of typeface and font size on reading text on a tablet computer for older and younger people

  Maneerut Chatrangsan, Helen Petrie · 2019 · Proceedings of the 16th International Web for All Conference (W4A)

  This study investigated how typeface (serif vs. sans serif) and font size (14, 16, and 18 point) affect reading performance and preferences on tablet computers for younger and older people. The research was conducted cross-culturally in both Thailand and the UK, with…

  readability · typography · font size · older adults · aging

• A Computer Anxiety Model for Elderly Users Interacting with the Web

  Thiago Donizetti dos Santos, Vagner Figueredo de Santana · 2019 · Proceedings of the 16th International Web for All Conference (W4A)

  This paper presents a model for automatically detecting Computer Anxiety (CA) levels in older adults through analysis of their interaction logs while browsing the web. Computer Anxiety — defined as negative emotions and cognition processes evoked during actual or imagined…

  computer anxiety · older adults · aging · interaction logging · machine learning

• Designing Personalized Therapy Tools for People with Dementia

  Sérgio Alves, Filipa Brito, Andreia Cordeiro, Luís Carriço, Tiago Guerreiro · 2019 · Proceedings of the 16th International Web for All Conference (W4A)

  This paper presents the iterative design and clinical deployment of Scrapbook, a web platform that supports psychologists in conducting personalized reminiscence therapy and cognitive stimulation sessions for people with dementia using biographical materials. The work is…

  dementia · cognitive stimulation · reminiscence therapy · personalization · caregivers

• Gender and Help Seeking by Older Adults When Learning New Technologies

  Rachel L. Franz, Leah Findlater, Barbara Barbosa Neves, Jacob O. Wobbrock · 2019 · Proceedings of the 21st International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS)

  This paper investigates whether the gender stereotype that men are more reluctant to ask for help applies in the context of older adults learning new technologies. The study was motivated by the observation that if older men avoid asking for help with technology, this could…

  older adults · aging · gender · help seeking · technology self-efficacy

• Supporting Older Adults in Using Complex User Interfaces with Augmented Reality

  Junhan Kong, Anhong Guo, Jeffrey P. Bigham · 2019 · Proceedings of the 21st International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS)

  This demonstration paper presents an augmented reality system that provides step-by-step visual guidance to help older adults navigate complex user interfaces. The core problem is that older adults frequently struggle with complex digital interfaces — from self-service kiosks…

  older adults · aging · augmented reality · cognitive support · user interface

• Ageing is Not a Disease: Pitfalls for the Acceptance of Self-Management Health Systems Supporting Healthy Ageing

  Ine D’Haeseleer, Kathrin Gerling, Dominique Schreurs, Bart Vanrumste, Vero Vanden Abeele · 2019 · Proceedings of the 21st International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2019)

  This paper reports on a qualitative study with 20 older adults (mean age 80, range 65-92) in Belgium, investigating their attitudes towards self-management health systems (SMHS) — integrated solutions that combine data from sensors and self-reports with risk assessment and…

  aging · older adults · health monitoring · self-management · digital inclusion

• Perception and Adoption of Mobile Accessibility Features by Older Adults Experiencing Ability Changes

  Rachel L. Franz, Jacob O. Wobbrock, Yi Cheng, Leah Findlater · 2019 · Proceedings of the 21st International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2019)

  This paper presents the first empirical study exploring how older adults experiencing progressive ability changes perceive and adopt built-in mobile accessibility features on smartphones and tablets. The researchers conducted interviews with 14 older adults (aged 65-93, mean 77)…

  aging · older adults · mobile accessibility · ability-based design · accessibility features

• Am I Too Old to Drive? Opinions of Older Adults on Self-Driving Vehicles

  Earl W. Huff, Natalie DellaMaria, Brianna Posadas, Julian Brinkley · 2019 · Proceedings of the 21st International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2019)

  This paper explores the opinions, preferences, and concerns of 39 older African American adults (aged 57-91, mean 74) regarding fully autonomous (Level 5) self-driving vehicles through seven focus group sessions conducted over five days in South Carolina. The study addresses a…

  autonomous vehicles · older adults · aging · accessible transportation · mobility

• Effects of Aging on Small Target Selection with Touch Input

  Afroza Sultana, Karyn Moffatt · 2019 · ACM Transactions on Accessible Computing

  This study provides a detailed analysis of age-related touch selection errors on small touchscreen devices, extending prior work on mouse and pen interaction to finger touch input. Twenty older adults (ages 67-81, M=73.3) and sixteen younger adults (ages 22-35, M=28.9) completed…

  older adults · aging · touchscreen · mobile accessibility · target selection

• App Usage Predicts Cognitive Ability in Older Adults

  Mitchell L. Gordon, Leon Gatys, Carlos Guestrin, Jeffrey P. Bigham, Andrew Trister, Kayur Patel · 2019 · CHI Conference on Human Factors in Computing Systems

  This paper investigates how older adults use smartphones differently from younger adults and whether those differences can be explained by cognitive function. The researchers collected three months of iPhone usage data from 84 healthy older adults (aged 61-76), logging 494,641…

  older adults · cognitive decline · smartphone usage · mobile accessibility · digital biomarkers

• Guidelines for Creating Senior-Friendly Product Instructions

  Meng Fan, Khai N. Truong · 2018 · ACM Transactions on Accessible Computing (TACCESS)

  This paper addresses the widespread challenge older adults face when using product instructions, which are typically designed for a general audience without consideration for age-related changes in cognition, vision, and motor skills. The authors developed 11 evidence-based…

  aging · product instructions · guidelines · usability · older adults