{"id":637,"date":"2024-04-16T15:47:31","date_gmt":"2024-04-16T15:47:31","guid":{"rendered":"https:\/\/sites.education.miami.edu\/researchsymposium\/?p=637"},"modified":"2024-04-24T13:41:03","modified_gmt":"2024-04-24T13:41:03","slug":"positive-changes-in-upper-body-strength-and-asymmetries-of-persons-with-parkinsons-disease-using-velocity-based-training-637","status":"publish","type":"post","link":"https:\/\/sites.education.miami.edu\/researchsymposium\/2024\/04\/16\/positive-changes-in-upper-body-strength-and-asymmetries-of-persons-with-parkinsons-disease-using-velocity-based-training-637\/","title":{"rendered":"2. Positive Changes in Upper Body Strength and Asymmetries of Persons with Parkinson\u2019s Disease using Velocity-Based Training"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Velocity-based training (VBT), a unique resistance-training technique used by high-level athletes,\u00a0uses\u00a0velocity rather than load for progression. No study has examined the effects of VBT on\u00a0upper body (chest press)\u00a0strength\u00a0(1-repetition maximum: CP-1RM),\u00a0peak\u00a0power\u00a0(CP-PP), or power\u00a0(CP-PPAsym)\u00a0and velocity asymmetries\u00a0(CP-PVAsym)\u00a0between the\u00a0more-affected\u00a0and\u00a0less-affected sides\u00a0in Parkinson\u2019s disease (PD)\u00a0patients.\u00a0<strong>PURPOSE<\/strong>:\u00a0To assess changes in each variable\u00a0following VBT at 10% and 30% velocity loss thresholds (VLT) in 15 PD\u00a0patients.\u00a0<strong>METHODS<\/strong>:\u00a0CP-1RM, and\u00a0CP-PP,\u00a0CP-PPAsym\u00a0and\u00a0CP-PVAsym\u00a0at 40 &#8211; 80%1RM,\u00a0were analyzed using\u00a02 (VLT group) x 5 (load) x 2 (time) repeated measures ANOVAs\u00a0with LSD pairwise comparisons. Results were\u00a0reported as mean difference \u00b1 standard error, p-values\u00a0and Hedge\u2019s\u00a0g.\u00a0<strong>RESULTS<\/strong>:\u00a0For 1RM, a time\u00a0effect\u00a0was observed (F(1,\u00a013)=18.243, p&lt;.001, \u03b7p2=.584)\u00a0with a pairwise comparison revealing\u00a0a significant increase (5.250\u00b11.229kg; 2.595kg, 7.905kg; p&lt;.001; g=0.38).\u00a0For\u00a0CP-PPAsym\u00a0there was a significant load\u00a0x group interaction (F(4,52)=2.91, p=0.03,\u00a0\u03b7p2=0.183)\u00a0with\u00a0significantly greater symmetry\u202fat 80%1RM for 10%VLT than 30%VLT (0.091\u00b1 0.024; 0.039, 0.144W; p=0.002; g=1.51). For\u00a0CP-PVAsym, there was a significant main effect\u00a0for\u00a0time (F(1,13)=13.02, p=0.003,\u00a0\u03b7p2=0.500)\u00a0with pairwise comparison\u00a0showing\u00a0a significant improvement (0.078 \u00b1 0.022; 0.031, 0.1251; p=0.003; g=0.85)\u00a0driven by\u00a0the 10% VLT group (0.118 \u00b1 0.034; 0.045, 0.190; p=0.004; g=1.21).\u00a0Although no improvements were seen in CP-PP, these results indicate that VBT\u00a0can improve upper body strength,\u00a0and\u00a0can positively affect\u00a0strength and\u00a0upper body asymmetries,\u00a0especially at a lower\u00a0VLT,\u00a0\u00a0in\u00a0people with PD.\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Velocity-based training (VBT), a unique resistance-training technique used by high-level athletes,\u00a0uses\u00a0velocity rather than load for progression. No study has examined the effects of VBT on\u00a0upper body (chest press)\u00a0strength\u00a0(1-repetition maximum: CP-1RM),\u00a0peak\u00a0power\u00a0(CP-PP), or power\u00a0(CP-PPAsym)\u00a0and velocity asymmetries\u00a0(CP-PVAsym)\u00a0between the\u00a0more-affected\u00a0and\u00a0less-affected sides\u00a0in Parkinson\u2019s disease (PD)\u00a0patients.\u00a0PURPOSE:\u00a0To assess changes in each variable\u00a0following VBT at 10% and 30% velocity loss thresholds (VLT) in 15 PD\u00a0patients.\u00a0METHODS:\u00a0CP-1RM, and\u00a0CP-PP,\u00a0CP-PPAsym\u00a0and\u00a0CP-PVAsym\u00a0at 40 &#8211; 80%1RM,\u00a0were<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":21,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[9,11],"tags":[],"class_list":["post-637","post","type-post","status-publish","format-standard","hentry","category-2024-poster","category-2024-undergraduate"],"_links":{"self":[{"href":"https:\/\/sites.education.miami.edu\/researchsymposium\/wp-json\/wp\/v2\/posts\/637","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.education.miami.edu\/researchsymposium\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sites.education.miami.edu\/researchsymposium\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sites.education.miami.edu\/researchsymposium\/wp-json\/wp\/v2\/users\/21"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.education.miami.edu\/researchsymposium\/wp-json\/wp\/v2\/comments?post=637"}],"version-history":[{"count":3,"href":"https:\/\/sites.education.miami.edu\/researchsymposium\/wp-json\/wp\/v2\/posts\/637\/revisions"}],"predecessor-version":[{"id":695,"href":"https:\/\/sites.education.miami.edu\/researchsymposium\/wp-json\/wp\/v2\/posts\/637\/revisions\/695"}],"wp:attachment":[{"href":"https:\/\/sites.education.miami.edu\/researchsymposium\/wp-json\/wp\/v2\/media?parent=637"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sites.education.miami.edu\/researchsymposium\/wp-json\/wp\/v2\/categories?post=637"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sites.education.miami.edu\/researchsymposium\/wp-json\/wp\/v2\/tags?post=637"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}