{"id":433969,"date":"2026-08-24T17:23:44","date_gmt":"2026-08-24T09:23:44","guid":{"rendered":"https:\/\/library.usj.edu.mo\/?post_type=tnc_col_19837_item&#038;p=433969"},"modified":"2026-08-24T18:33:27","modified_gmt":"2026-08-24T10:33:27","slug":"a-heart-rate-variability-based-smart-approach-to-analyze-frailty-in-older-adults","status":"publish","type":"tnc_col_19837_item","link":"https:\/\/library.usj.edu.mo\/zh\/scholarly-work-usj\/a-heart-rate-variability-based-smart-approach-to-analyze-frailty-in-older-adults\/","title":{"rendered":"A HEART RATE VARIABILITY-BASED SMART APPROACH TO ANALYZE FRAILTY IN OLDER ADULTS"},"content":{"rendered":"<p>THIS PAPER PRESENTS AN ALGORITHM THAT APPLIES METRICS DERIVED FROM AUTOMATIC QRS DETECTION AND SEGMENTATION IN ELECTROCARDIOGRAM SIGNALS FOR ANALYZING HEART RATE VARIABILITY TO STUDY THE EVOLUTION OF METRICS IN THE FREQUENCY DOMAIN OF A CLINICAL PROCEDURE. THE ANALYSIS WAS PERFORMED ON THREE SETS OF ELDERLY PEOPLE, WHO ARE CATEGORIZED ACCORDING TO FRAILTY PHENOTYPE. THE FIRST SET WAS COMPRISED OF FRAIL ELDERLY, THE SECOND PRE-FRAIL ELDERLY, AND THE THIRD ROBUST ELDERLY. INVESTIGATORS FROM MANY DISCIPLINES HAVE BEEN ENCOURAGED TO CONTRIBUTE TO THE UNDERSTANDING OF MOLECULAR AND PHYSIOLOGICAL CHANGES IN MULTIPLE SYSTEMS THAT MAY INCREASE THE VULNERABILITY OF FRAIL ELDERLY. IN THIS WORK, THE FRAILTY PHENOTYPE CAN BE CHARACTERIZED BY UNINTENTIONAL WEIGHT LOSS, AS SELF-REPORTED, FATIGUE ASSESSED BY SELF-REPORT, GRIP STRENGTH (MEASURED DIRECTLY), PHYSICAL ACTIVITY LEVEL ASSESSED BY SELF-REPORT AND GAIT SPEED (MEASURED). THE RESULTS OBTAINED DEMONSTRATE THE EXISTENCE OF SIGNIFICANT DIFFERENCES BETWEEN HEART RATE VARIABILITY METRICS FOR THE THREE GROUPS, ESPECIALLY CONSIDERING A HIGHER PREPONDERANCE FOR SYMPATHETIC NERVOUS SYSTEM FOR THE GROUP OF ROBUST PATIENTS IN RESPONSE TO POSTURAL MANEUVER.<\/p>","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","class_list":["post-433969","tnc_col_19837_item","type-tnc_col_19837_item","status-publish","format-standard","hentry","tnc_tax_19993-sdg-3-good-health-and-well-being","tnc_tax_19818-english","tnc_tax_19716-faculty-of-business-and-law","tnc_tax_19659-journal-article"],"taxonomy_info":[],"featured_image_src_large":false,"author_info":[],"comment_info":0,"featured_img":false,"coauthors":[],"author_meta":{"author_link":"https:\/\/library.usj.edu.mo\/zh\/author\/emilychan\/","display_name":"emily chan"},"relative_dates":{"created":"Posted 3 \u5929 ago","modified":"Updated 3 \u5929 ago"},"absolute_dates":{"created":"Posted on 24 8 \u6708, 2026","modified":"Updated on 24 8 \u6708, 2026"},"absolute_dates_time":{"created":"Posted on 24 8 \u6708, 2026 5:23 \u4e0b\u5348","modified":"Updated on 24 8 \u6708, 2026 6:33 \u4e0b\u5348"},"featured_img_caption":"","tax_additional":{"tnc_tax_19993":{"linked":["<a href=\"https:\/\/library.usj.edu.mo\/zh\/sdgs\/sdg-3-good-health-and-well-being\/\" class=\"advgb-post-tax-term\">SDG 3 Good Health and Well-being<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">SDG 3 Good Health and Well-being<\/span>"],"slug":"tnc_tax_19993","name":"SDGs"},"tnc_tax_19818":{"linked":["<a href=\"https:\/\/library.usj.edu.mo\/zh\/language\/english\/\" class=\"advgb-post-tax-term\">ENGLISH<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">ENGLISH<\/span>"],"slug":"tnc_tax_19818","name":"LANGUAGE"},"tnc_tax_19716":{"linked":["<a href=\"https:\/\/library.usj.edu.mo\/zh\/faculty-research-unit\/faculty-of-business-and-law\/\" class=\"advgb-post-tax-term\">FACULTY OF BUSINESS AND LAW<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">FACULTY OF BUSINESS AND LAW<\/span>"],"slug":"tnc_tax_19716","name":"FACULTY \/ RESEARCH UNIT"},"tnc_tax_19664":{"linked":[],"unlinked":[],"slug":"tnc_tax_19664","name":"SUBJECT"},"tnc_tax_19659":{"linked":["<a href=\"https:\/\/library.usj.edu.mo\/zh\/resource-type\/journal-article\/\" class=\"advgb-post-tax-term\">Journal Article<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">Journal Article<\/span>"],"slug":"tnc_tax_19659","name":"Document Type"}},"series_order":"","_links":{"self":[{"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/tnc_col_19837_item\/433969","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/tnc_col_19837_item"}],"about":[{"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/types\/tnc_col_19837_item"}],"replies":[{"embeddable":true,"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/comments?post=433969"}],"version-history":[{"count":1,"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/tnc_col_19837_item\/433969\/revisions"}],"predecessor-version":[{"id":436524,"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/tnc_col_19837_item\/433969\/revisions\/436524"}],"wp:attachment":[{"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/media?parent=433969"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}