{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,27]],"date-time":"2026-09-27T05:58:43Z","timestamp":1790488723577,"version":"4.1.0"},"reference-count":18,"publisher":"SAGE Publications","issue":"1","license":[{"start":{"date-parts":[[2019,10,8]],"date-time":"2019-10-08T00:00:00Z","timestamp":1570492800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["American Journal of Occupational Therapy"],"published-print":{"date-parts":[[2020,1]]},"abstract":"<jats:p>\n                    <jats:bold>Importance:<\/jats:bold>\n                    Previous research has calculated normative data for the Dynavision D2 Visuomotor Training (D2) System among healthy athletes to understand concussion management, but to date no studies have identified the norms for healthy adults over a large age range (18\u201380 yr) for physical response speed.\n                  <\/jats:p>\n                  <jats:p>\n                    <jats:bold>Objective:<\/jats:bold>\n                    To provide normative data for the D2 for physical response speed in adults ages 18\u201380 yr.\n                  <\/jats:p>\n                  <jats:p>\n                    <jats:bold>Design:<\/jats:bold>\n                    Cross-sectional, descriptive study to obtain normative data on physical response speed using the D2 for adults in age categories 18\u201340, 41\u201360, and 61\u201380 yr.\n                  <\/jats:p>\n                  <jats:p>\n                    <jats:bold>Setting:<\/jats:bold>\n                    Genesis Physical Therapy and Wellness Center, a Midwestern outpatient hospital\u2013based therapy center.\n                  <\/jats:p>\n                  <jats:p>\n                    <jats:bold>Participants:<\/jats:bold>\n                    Three hundred adults, stratified into three different age categories. Normal standards with quartiles were identified for each age and sex category.\n                  <\/jats:p>\n                  <jats:p>\n                    <jats:bold>Outcomes and Measures:<\/jats:bold>\n                    Multiple regression model of the inverse response times.\n                  <\/jats:p>\n                  <jats:p>\n                    <jats:bold>Results:<\/jats:bold>\n                    The results showed a significant difference in physical response speed between men and women and between the different age groups. Women in all age categories were slower than men. Physical response speed increased with age in both sexes, but each had significantly different age and sex main effects (\n                    <jats:italic toggle=\"yes\">p<\/jats:italic>\n                    &lt; .0005).\n                  <\/jats:p>\n                  <jats:p>\n                    <jats:bold>Conclusions and Relevance:<\/jats:bold>\n                    Occupational therapy practitioners can use the normative standards identified in this study in their assessment of clients with visual and cognitive deficits after a brain injury, stroke, or other neurologic pathology.\n                  <\/jats:p>\n                  <jats:p>\n                    <jats:bold>What This Article Adds:<\/jats:bold>\n                    This study\u2019s results can be added to the battery of other common evaluation measures that occupational therapists use to evaluate visual and cognitive deficits after neurological impairments.\n                  <\/jats:p>","DOI":"10.5014\/ajot.2020.036251","type":"journal-article","created":{"date-parts":[[2020,1,2]],"date-time":"2020-01-02T10:49:56Z","timestamp":1577962196000},"page":"61-67","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":10,"title":["Dynavision Normative Data for Healthy Adults: Reaction Test Program"],"prefix":"10.1177","volume":"74","author":[{"given":"Cherie","family":"Blackwell","sequence":"first","affiliation":[{"name":"Cherie Blackwell, OTR\/L, CHT, is Occupational Therapist, Genesis Physical Therapy and Wellness Center, Bettendorf, IA;"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kathy","family":"Cary","sequence":"additional","affiliation":[{"name":"Kathy Cary, COTA, is Certified Occupational Therapy Student, Genesis Physical Therapy and Wellness Center, Bettendorf, IA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kami","family":"Holst","sequence":"additional","affiliation":[{"name":"Kami Holst, MOTR\/L, is Occupational Therapist, Genesis Physical Therapy and Wellness Center, Bettendorf, IA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kristen","family":"Mandle","sequence":"additional","affiliation":[{"name":"Kristen Mandle, MOTR\/L, is Occupational Therapist, Genesis Physical Therapy and Wellness Center, Bettendorf, IA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lori","family":"Dryg","sequence":"additional","affiliation":[{"name":"Lori Dryg, MA, CCC-SLP, CBIS, is Speech-Language Pathologist, Genesis Physical Therapy and Wellness Center, Bettendorf, IA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Susan","family":"Clemens","sequence":"additional","affiliation":[{"name":"Susan Clemens, OTR\/L, CBIS, is Occupational Therapist, Genesis Physical Therapy and Wellness Center, Bettendorf, IA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jon H.","family":"Lemke","sequence":"additional","affiliation":[{"name":"Jon H. Lemke, PhD, is Chief Biostatistician, Genesis Physical Therapy and Wellness Center, Bettendorf, IA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sarah","family":"Castro","sequence":"additional","affiliation":[{"name":"Sarah Castro, MPH, is Infection Preventionist, Unity Point Health Trinity, Rock Island, IL. At the time of this research, she was Senior Research Support Liaison, Genesis Health System, Davenport, IA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Emma","family":"Hendricks","sequence":"additional","affiliation":[{"name":"Emma Hendricks, BA, is Master\u2019s Student, Clinical Mental Health Counseling, University of Iowa, Iowa City. At the time of this research, she was Undergraduate Student, Genesis Physical Therapy and Wellness Center, Bettendorf, IA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ryan","family":"Kelly","sequence":"additional","affiliation":[{"name":"Ryan Kelly, MA, is PhD Student, Department of Statistics, University of Pittsburgh, Pittsburgh, PA. At the time of this research, he was Master\u2019s Student, Genesis Medical Center, Bettendorf, IA."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2019,10,8]]},"reference":[{"key":"e_1_3_2_2_1","doi-asserted-by":"publisher","DOI":"10.5014\/ajot.2016.020875"},{"key":"e_1_3_2_3_1","first-page":"436","article-title":"Effects of postural control manipulation on visuomotor training performance: Comparative data in healthy athletes","volume":"9","author":"Bigsby K.","year":"2014","unstructured":"Bigsby K., Mangine R. E., Clark J. F., Rauch J. T., Bixenmann B., Susaret A. 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