{"id":"https://openalex.org/W66946945","doi":null,"title":"Validation of Maximal Heart Rate Regression Equations","display_name":"Validation of Maximal Heart Rate Regression Equations","publication_year":2009,"publication_date":"2009-12-11","ids":{"openalex":"https://openalex.org/W66946945","mag":"66946945"},"language":"en","primary_location":{"id":"pmh:oai:d-scholarship.pitt.edu:9815","doi":null,"is_oa":false,"landing_page_url":"https://d-scholarship.pitt.edu/9815/1/sjr_etd2009.pdf","pdf_url":"https://d-scholarship.pitt.edu/9815/1/sjr_etd2009.pdf","source":{"id":"https://openalex.org/S4306402372","display_name":"D-Scholarship@Pitt (University of Pittsburgh)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I170201317","host_organization_name":"University of Pittsburgh","host_organization_lineage":["https://openalex.org/I170201317"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069122772","display_name":"Stephen Roy","orcid":"https://orcid.org/0000-0002-6471-6628","observed_orcids":["https://orcid.org/0000-0002-6471-6628"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Stephen Roy","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-6471-6628","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5069122772"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.00993981,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":93},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11209","display_name":"Cardiovascular and exercise physiology","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T11209","display_name":"Cardiovascular and exercise physiology","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10157","display_name":"Sports Performance and Training","score":0.0007999999797903001,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10352","display_name":"Physical Activity and Health","score":0.0005000000237487257,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/maximum-heart-rate","display_name":"maximal heart rate","score":0.9990000128746033},{"id":"https://openalex.org/keywords/sedentary-individuals","display_name":"sedentary individuals","score":0.7599999904632568},{"id":"https://openalex.org/keywords/sex-differences","display_name":"sex differences","score":0.8149999976158142},{"id":"https://openalex.org/keywords/oxygen-consumption","display_name":"oxygen consumption","score":0.7889999747276306},{"id":"https://openalex.org/keywords/respiratory-exchange-ratio","display_name":"respiratory exchange ratio","score":0.9710000157356262}],"concepts":[{"id":"https://openalex.org/C2777953023","wikidata":"https://www.wikidata.org/wiki/Q1073121","display_name":"Heart rate","level":3,"score":0.6355900764465332},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.606717586517334},{"id":"https://openalex.org/C152877465","wikidata":"https://www.wikidata.org/wiki/Q208042","display_name":"Regression analysis","level":2,"score":0.5951159596443176},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.48249387741088867},{"id":"https://openalex.org/C2781464450","wikidata":"https://www.wikidata.org/wiki/Q839144","display_name":"Treadmill","level":2,"score":0.4472707211971283},{"id":"https://openalex.org/C48921125","wikidata":"https://www.wikidata.org/wiki/Q10861030","display_name":"Linear regression","level":2,"score":0.44024741649627686},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.43460237979888916},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.2426149547100067},{"id":"https://openalex.org/C84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","level":2,"score":0.1653003692626953},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.15753793716430664}],"mesh":[],"locations_count":3,"locations":[{"id":"pmh:oai:d-scholarship.pitt.edu:9815","doi":null,"is_oa":false,"landing_page_url":"https://d-scholarship.pitt.edu/9815/1/sjr_etd2009.pdf","pdf_url":"https://d-scholarship.pitt.edu/9815/1/sjr_etd2009.pdf","source":{"id":"https://openalex.org/S4306402372","display_name":"D-Scholarship@Pitt (University of Pittsburgh)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I170201317","host_organization_name":"University of Pittsburgh","host_organization_lineage":["https://openalex.org/I170201317"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.849.1525","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.849.1525","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://d-scholarship.pitt.edu/9815/1/sjr_etd2009.pdf","raw_type":"text"},{"id":"mag:66946945","doi":null,"is_oa":false,"landing_page_url":"http://d-scholarship.pitt.edu/9815/1/sjr_etd2009.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.9763000011444092}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":90,"referenced_works":["https://openalex.org/W40741124","https://openalex.org/W73923095","https://openalex.org/W258854184","https://openalex.org/W1481229588","https://openalex.org/W1524830325","https://openalex.org/W1551684623","https://openalex.org/W1859566251","https://openalex.org/W1862601124","https://openalex.org/W1875889538","https://openalex.org/W1967668842","https://openalex.org/W1970976017","https://openalex.org/W1972424378","https://openalex.org/W1973211919","https://openalex.org/W1978951545","https://openalex.org/W1987492961","https://openalex.org/W1988012347","https://openalex.org/W1990558893","https://openalex.org/W1992941247","https://openalex.org/W1992995060","https://openalex.org/W1993061417","https://openalex.org/W1994124971","https://openalex.org/W1994504754","https://openalex.org/W1999303264","https://openalex.org/W2001938093","https://openalex.org/W2003023380","https://openalex.org/W2004182823","https://openalex.org/W2007414208","https://openalex.org/W2010095254","https://openalex.org/W2012464391","https://openalex.org/W2016915880","https://openalex.org/W2022285555","https://openalex.org/W2022893244","https://openalex.org/W2029869436","https://openalex.org/W2033905296","https://openalex.org/W2036780525","https://openalex.org/W2040181233","https://openalex.org/W2040628254","https://openalex.org/W2052578696","https://openalex.org/W2061302968","https://openalex.org/W2064477832","https://openalex.org/W2070540605","https://openalex.org/W2074293382","https://openalex.org/W2075299605","https://openalex.org/W2075553799","https://openalex.org/W2076030959","https://openalex.org/W2079870615","https://openalex.org/W2080453977","https://openalex.org/W2081414564","https://openalex.org/W2082259973","https://openalex.org/W2082382106","https://openalex.org/W2083114165","https://openalex.org/W2083135549","https://openalex.org/W2090296913","https://openalex.org/W2092579552","https://openalex.org/W2096205265","https://openalex.org/W2096688252","https://openalex.org/W2098113072","https://openalex.org/W2107258674","https://openalex.org/W2117773619","https://openalex.org/W2121166173","https://openalex.org/W2125267497","https://openalex.org/W2125638193","https://openalex.org/W2132528370","https://openalex.org/W2133758379","https://openalex.org/W2141657797","https://openalex.org/W2148584048","https://openalex.org/W2151485362","https://openalex.org/W2152712346","https://openalex.org/W2160538054","https://openalex.org/W2160945253","https://openalex.org/W2169125742","https://openalex.org/W2171129594","https://openalex.org/W2177844272","https://openalex.org/W2180160045","https://openalex.org/W2189314206","https://openalex.org/W2199102803","https://openalex.org/W2225355859","https://openalex.org/W2229987119","https://openalex.org/W2269235757","https://openalex.org/W2276189818","https://openalex.org/W2333015282","https://openalex.org/W2337557392","https://openalex.org/W2408243146","https://openalex.org/W2412059802","https://openalex.org/W2426872691","https://openalex.org/W2460730144","https://openalex.org/W2474559370","https://openalex.org/W2526013837","https://openalex.org/W3021048901","https://openalex.org/W3141488140"],"related_works":["https://openalex.org/W1921278841","https://openalex.org/W2335801081","https://openalex.org/W4409318664","https://openalex.org/W4389163345","https://openalex.org/W4389167622","https://openalex.org/W7039441299","https://openalex.org/W4415706920","https://openalex.org/W2184123829","https://openalex.org/W2090296913","https://openalex.org/W4403350352"],"abstract_inverted_index":{"Purpose:":[0],"The":[1,111,150,195],"purpose":[2],"of":[3,30,82,113,129,139,171],"the":[4,28,127,140,154,206,211,220,223,233,236,251,262,283,290],"study":[5],"was":[6,15,120,143,239,265,282],"to":[7,26,41,287],"determine":[8,27],"if":[9],"measured":[10,184],"maximal":[11,34,95],"heart":[12,35],"rate":[13,36],"(HRmax)":[14],"affected":[16],"by":[17],"gender":[18,114],"or":[19],"aerobic":[20,131],"training":[21,116,132],"status,":[22,133],"as":[23,25],"well":[24],"accuracy":[29,138],"three":[31],"common":[32],"clinical":[33],"regression":[37,135],"equations":[38],"(MHREs)":[39],"used":[40],"predict":[42],"HRmax:":[43],"HRmax":[44,49,55,119,141,162,173,185,198,240,266,275],"=":[45,50,56,199,215,241,248,267,276],"220":[46,268],"-":[47,52,58,163,174,201,243,269,278],"age,":[48,53],"226":[51],"&":[54],"208":[57,200,242,277],"(0.7":[59,202,244,279],"*":[60,203,245,280],"age).":[61],"Methods:":[62],"Fifty-two":[63],"aerobically":[64],"active":[65,193,234],"males":[66,73,255],"(N=15)":[67],"and":[68,71,75,85,104,115,126,134,166,179,187,192,230,256],"females":[69,76,191],"(N=15),":[70],"sedentary":[72,180,260],"(N=9)":[74],"(N=13)":[77],"within":[78],"an":[79],"age":[80],"range":[81],"18-25":[83],"years":[84],"with":[86,145],"a":[87,93,123,146],"normal":[88],"BMI":[89],"(18.5-24.9":[90],"kg*m\u207b\u00b2)":[91],"underwent":[92],"Bruce":[94],"treadmill":[96],"exercise":[97],"protocol.":[98],"Heart":[99],"rate,":[100],"oxygen":[101],"consumption":[102],"(VO\u2082),":[103],"respiratory":[105],"exchange":[106],"ratio":[107],"(RER)":[108],"were":[109],"measured.":[110],"effect":[112,128],"status":[117],"on":[118,137],"analyzed":[121],"through":[122],"two-way":[124],"ANOVA,":[125],"gender,":[130],"equation":[136,197,227,231,253,286],"prediction":[142,196],"assessed":[144],"three-way":[147,155],"ANOVA":[148,156],"(\u03b1=0.05).":[149],"dependent":[151],"variables":[152],"for":[153,228,232,254,289],"included":[157],"both":[158],"signed":[159,212],"residuals":[160,168,213,238,264],"(observed":[161,172],"predicted":[164,175],"HRmax)":[165],"unsigned":[167,221,237,263],"[absolute":[169],"value":[170],"HRmax)].":[176],"Results:":[177],"Males":[178],"individuals":[181],"had":[182,205],"higher":[183],"(p<.001":[186],"p=.002,":[188],"respectively)":[189],"than":[190],"individuals.":[194],"age)":[204,246,281],"lowest":[207],"marginal":[208],"error":[209],"under":[210,235,261],"(p":[214,247],"0.000).":[216,249],"When":[217],"looking":[218],"at":[219],"residuals,":[222],"best":[224,252,284],"overall":[225,285],"equation,":[226],"females,":[229],"However,":[250],"those":[257],"that":[258],"are":[259],"age.":[270],"Conclusion:":[271],"Despite":[272],"small":[273],"differences,":[274],"use":[288],"greatest":[291],"accuracy.":[292]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
