Step edge highlighters and illuminance changes influence stair descent in a real-world setting

References

• Barrett, T. S., and E. Brignone. 2017. “Furniture for Quantitative Scientists.” The R Journal 9 (2): 142–148. doi:10.32614/RJ-2017-037.
   Google Scholar
• Bates, D., M. Mächler, B. Bolker, and S. Walker. 2015. “Fitting Linear Mixed-Effects Models Using Ime4.” Journal of Statistical Software 67 (1): 1–48. doi:10.18637/jss.v067.i01.
   Web of Science ®Google Scholar
• Bjelica, M., I. C. Levine, and A. C. Novak. 2021. “Increasing the Contrast of Tread Edge Highlighters Improves Stair Descent Safety in Older Adults with Simulated Visual Impairment.” Applied Ergonomics 97: 103525. doi:10.1016/j.apergo.2021.103525.
   PubMed Web of Science ®Google Scholar
• Blind AFft. 2013. “Special Report on Aging on Vision Loss.” https://www.afb.org/research-and-initiatives/aging/special-report-aging-vision-loss.
   Google Scholar
• Brundle, C., H. A. Waterman, C. Ballinger, N. Olleveant, D. A. Skelton, P. Stanford, and C. Todd. 2015. “The Causes of Falls: views of Older People with Visual Impairment.” Health Expectations 18 (6): 2021–2031. doi:10.1111/hex.12355.
   PubMed Web of Science ®Google Scholar
• Buckley, J. G., M. A. Timmis, A. J. Scally, and D. B. Elliott. 2011. “When is Visual Information Used to Control Locomotion When Descending a Kerb?” PLOS One 6 (4): e19079. doi:10.1371/journal.pone.0019079.
   PubMed Web of Science ®Google Scholar
• Chung-Hong Chan, G. C, C., T. J. Leeper, and J. Becker Rio. 2018. “A Swiss-Army Knife for Data File I/O.” R package version 0.5.16. ed2018. https://rdrr.io/cran/rio/man/rio.html.
   Google Scholar
• Di Giulio, I., N.D. Reeves, M. Roys, J.G. Buckley, D.A. Jones, and J.P. Gavin. 2020. “Stair Gait in Older Adults Worsens with Smaller Step Treads and When Transitioning between Level and Stair Walking.” Front Sports Act Living 2 doi:10.3389/fspor.2020.00063.
   PubMedGoogle Scholar
• Elliott, D. B., R. J. Foster, D. Whitaker, A. J. Scally, and J. G. Buckley. 2015. Public Health Research. Analysis of Lower Limb Movement to Determine the Effect of Manipulating the Appearance of Stairs to Improve Safety: A Linked Series of Laboratory-Based, Repeated Measures Studies. Southampton (UK): NIHR Journals Library.
   Google Scholar
• Elliott, D. B., A. Vale, D. Whitaker, and J. G. Buckley. 2009. “Does my Step Look Big in This? A Visual Illusion Leads to Safer Stepping Behaviour.” PLOS One 4 (2): e4577. doi:10.1371/journal.pone.0004577.
   PubMed Web of Science ®Google Scholar
• Espy, D. D., F. Yang, T. Bhatt, and Y. C. Pai. 2010. “Independent Influence of Gait Speed and Step Length on Stability and Fall Risk.” Gait & Posture 32 (3): 378–382. doi:10.1016/j.gaitpost.2010.06.013.
   PubMed Web of Science ®Google Scholar
• Firke, S. 2020. “Janitor: Simple Tools for Examining and Cleaning Dirty Data.” R package version 2.0.1. ed2020. https://rdrr.io/cran/janitor/.
   Google Scholar
• Foster, R. J., J. G. Buckley, D. Whitaker, and D. B. Elliott. 2016. “The Addition of Stripes (a Version of the 'Horizontal-Vertical Illusion’) Increases Foot Clearance When Crossing Low-Height Obstacles.” Ergonomics 59 (7): 884–889. doi:10.1080/00140139.2015.1105304.
   PubMed Web of Science ®Google Scholar
• Foster, R. J., J. Hotchkiss, J. G. Buckley, and D. B. Elliott. 2014. “Safety on Stairs: Influence of a Tread Edge Highlighter and Its Position.” Experimental Gerontology 55: 152–158. doi:10.1016/j.exger.2014.04.009.
   PubMed Web of Science ®Google Scholar
• Foster, R. J., D. Whitaker, A. J. Scally, J. G. Buckley, and D. B. Elliott. 2015. “What You See is What You Step: The Horizontal-Vertical Illusion Increases Toe Clearance in Older Adults during Stair Ascent.” Investigative Ophthalmology & Visual Science 56 (5): 2950–2957. doi:10.1167/iovs.14-16018.
   PubMed Web of Science ®Google Scholar
• Graci, V., D. B. Elliott, and J. G. Buckley. 2010. “Utility of Peripheral Visual Cues in Planning and Controlling Adaptive Gait.” Optometry and Vision Science 87 (1): 21–27. doi:10.1097/OPX.0b013e3181c1d547.
   PubMed Web of Science ®Google Scholar
• Hamel, K. A., N. Okita, J. S. Higginson, and P. R. Cavanagh. 2005. “Foot Clearance during Stair Descent: effects of Age and Illumination.” Gait & Posture 21 (2): 135–140. doi:10.1016/j.gaitpost.2004.01.006.
   PubMed Web of Science ®Google Scholar
• Harper, S. A., S. Corbridge, C. Long, T. S. Barrett, A. Braeger, B. J. Zollinger, A. E. Hale, C. B. Brown, K. Harrison, S. L. Poulsen, T. Boman, and C. J. Dakin. 2022. “Safe Stairway Negotiation: Role of Distractions and Handrail Use.” Journal of Safety Research 82: 314–322. doi:10.1016/j.jsr.2022.06.007.
   PubMed Web of Science ®Google Scholar
• Harper, S. A., C. Long, S. Corbridge, T. S. Barrett, A. Braeger, B. J. Zollinger, A. E. Hale, C. B. Brown, K. Harrison, S. L. Poulsen, T. Boman, and C. J. Dakin. 2022a. “Stairway Visual Contrast Enhancement to Reduce Fall-Related Events.” medRxiv doi:10.1101/2022.03.25.22271716.
   PubMedGoogle Scholar
• Harper, S. A., C. Long, S. Corbridge, T. Barrett, A. Braeger, B. Zollinger, A. Hale, C. Brown, K. Harrison, S. Poulsen, T. Boman, and C. Dakin. 2022b. “Stairway Visual Contrast Enhancement to Reduce Fall Related Events.” Journal of Ergonomics 12 (303). doi:10.35248/2165-7556-22.12.303.
   Google Scholar
• Hox, J. J., M. Moerbeek, and R. Van de Schoot. 2017. Multilevel Analysis: Techniques and Applications. New York: Routledge.
   Google Scholar
• Jameson, D, and L. Hurvich. 1961. “Complexities of Perceived Brightness.” Science 133 (3447): 174–179. doi:10.1126/science.133.3447.174.
   PubMed Web of Science ®Google Scholar
• Kim, B. J. 2009. “Prevention of Falls during Stairway Descent in Older Adults.” Applied Ergonomics 40 (3): 348–352. doi:10.1016/j.apergo.2008.11.012.
   PubMed Web of Science ®Google Scholar
• Kuznetsova, A., P. B. Brockhoff, and R. H. B. Christensen. 2017. “lmerTest Package: Tests in Linear Mixed Effects Models.” Journal of Statistical Software 82 (13): 1–26. doi:10.18637/jss.v082.i13.
   Web of Science ®Google Scholar
• Legge, G. E. 2014. “Prentice Medal Lecture 2013: Visual Accessibility: A Challenge for Low-Vision Research.” Optometry and Vision Science 91 (7): 696–706. doi:10.1097/opx.0000000000000310.
   PubMed Web of Science ®Google Scholar
• Lytras, D., E. Sykaras, P. Iakovidis, K. Kasimis, I. Myrogiannis, and A. Kottaras. 2022. “Recording of Falls in Elderly Fallers in Northern Greece and Evaluation of Aging Health-Related Factors and Environmental Safety Associated with Falls: A Cross-Sectional Study.” Occupational Therapy International 2022: 9292673. doi:10.1155/2022/9292673.
   PubMed Web of Science ®Google Scholar
• RC Team. 2020. R: A Language and Environment for Statistical Computing. Vienna, Austria: R Foundation for Statistical Computing.
   Google Scholar
• Shah, J., G. Joshi, and P. Parida. 2013. “Behavioral Characteristics of Pedestrian Flow on Stairway at Railway Station 2013.” Procedia - Social and Behavioral Sciences 104: 688–697. doi:10.1016/j.sbspro.2013.11.163.
   Google Scholar
• Shaheen, A. F., A. Sourlas, K. Horton, C. McLean, D. Ewins, D. Gould, and S. Ghoussayni. 2018. “Effects of Lighting Illuminance Levels on Stair Negotiation Performance in Individuals with Visual Impairment.” Journal of Electromyography and Kinesiology 39: 8–15. doi:10.1016/j.jelekin.2018.01.004.
   PubMed Web of Science ®Google Scholar
• Simoneau, G. G., P. R. Cavanagh, J. S. Ulbrecht, H. W. Leibowitz, and R. A. Tyrrell. 1991. “The Influence of Visual Factors on Fall-Related Kinematic Variables During Stair Descent by Older Women.” Journal of Gerontology 46 (6): M188–95. doi:10.1093/geronj/46.6.m188.
   PubMedGoogle Scholar
• Sjoberg, D. D., M. Curry, M. Hannum, K. Whiting, E. C. Zabor. 2020. “Gtsummary: Presentation-Ready Data Summary and Analytic Result Tables” R package version 1.3.5. ed2020. https://education.rstudio.com/blog/2020/07/gtsummary/.
   Google Scholar
• Thomas, N. M., T. Skervin, R. J. Foster, T. D. O'Brien, M. G. Carpenter, C. N. Maganaris, V. Baltzopoulos, C. Lees, and M. A. Hollands. 2020. “Optimal Lighting Levels for Stair Safety: Influence of Lightbulb Type and Brightness on Confidence, Dynamic Balance and Stepping Characteristics.” Experimental Gerontology 132: 110839. doi:10.1016/j.exger.2020.110839.
   PubMed Web of Science ®Google Scholar
• Thomas, N. M., T. K. Skervin, R. J. Foster, J. V. Parr, M. G. Carpenter, T. D. O'Brien, C. N. Maganaris, V. Baltzopoulos, C. Lees, and M. A. Hollands. 2021. “Influence of Step-Surface Visual Properties on Confidence, Anxiety, Dynamic Stability, and Gaze Behaviour in Young and Older Adults.” Human Movement Science 77: 102774. doi:10.1016/j.humov.2021.102774.
   PubMed Web of Science ®Google Scholar
• Thorpe, S, and M. Roys. 2021. “Do Stairs with Visual Cues Lead to Fewer Missteps?” In: NoyProceedings of the 21st Congress of the International Ergonomics Association. IEA 2021, edited by N. L. Black, W. P. Neumann, and I. Noy, 697–704. Lecture Notes in Networks and Systems.Cham: Springer.
   Google Scholar
• TNOAO Guidelines. 2018. “Recommended Light Values.” https://cdn.hackaday.io/files/1804277719388768/LightLevels_outdoor-indoor.pdf
   Google Scholar
• USA Board. 2016. “Stairways.” https://www.access-board.gov/files/ada/guides/stairs.pdf.
   Google Scholar
• USIC Counsel. 2013. “Accessible and Usable Buildings and Facilities 2009.” https://codes.iccsafe.org/content/icca117-12009.
   Google Scholar
• Wichkham. 2019. “Welcome to the Tidyverse.” Journal of Open Source Software 4 (43): 1686.
   Google Scholar
• World Health Organization. 2021. “Falls.” https://www.who.int/news-room/fact-sheets/detail/falls.
   Google Scholar
• Zietz, D., L. Johannsen, and M. Hollands. 2011. “Stepping Characteristics and Centre of Mass Control during Stair Descent: Effects of Age, Fall Risk and Visual Factors.” Gait & Posture 34 (2): 279–284. doi:10.1016/j.gaitpost.2011.05.017.
   PubMed Web of Science ®Google Scholar