{"id":"https://openalex.org/W20012925","doi":"https://doi.org/","title":"Usefulness of ST segment depression limited to the recovery phase of exercise stress test.","display_name":"Usefulness of ST segment depression limited to the recovery phase of exercise stress test.","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W20012925","doi":"https://doi.org/","mag":"20012925","pmid":"https://pubmed.ncbi.nlm.nih.gov/19149971"},"language":"en","primary_location":{"id":"pmid:19149971","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/19149971","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the College of Physicians and Surgeons--Pakistan : JCPSP","raw_type":"Journal Article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["pubmed"],"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/A5020407138","display_name":"Muhammad Ammar Rashid","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I162547998","display_name":"Punjab Institute of Cardiology","ror":"https://ror.org/056mnr244","country_code":"PK","type":"healthcare","lineage":["https://openalex.org/I162547998"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Muhammad Ammar Rashid","raw_affiliation_strings":["Department of Cardiology, Punjab Institute of Cardiology, Lahore. faisalimran-84@yahoo.com"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology, Punjab Institute of Cardiology, Lahore. faisalimran-84@yahoo.com","institution_ids":["https://openalex.org/I162547998"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005797004","display_name":"Nadeem Hayat Mallick","orcid":"https://orcid.org/0000-0002-8789-147X","observed_orcids":["https://orcid.org/0000-0002-8789-147X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nadeem Hayat Mallick","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066342895","display_name":"Saima Naz Alam","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Saima Naz Alam","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Ahmed Noeman","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ahmed Noeman","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041896797","display_name":"Asma Ehsan","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Asma Ehsan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5003891701","display_name":"Aamir Hussain","orcid":"https://orcid.org/0000-0002-5110-8244","observed_orcids":["https://orcid.org/0000-0002-5110-8244"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Aamir Hussain","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2144,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.57992173,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":93},"biblio":{"volume":"19","issue":"1","first_page":"3","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10372","display_name":"Cardiac Imaging and Diagnostics","score":0.9829000234603882,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T10372","display_name":"Cardiac Imaging and Diagnostics","score":0.9829000234603882,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T13381","display_name":"Heart rate and cardiovascular health","score":0.004600000102072954,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T11021","display_name":"ECG Monitoring and Analysis","score":0.003000000026077032,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/st-segment-depression","display_name":"ST-segment depression","score":0.9670000076293945},{"id":"https://openalex.org/keywords/exercise-stress-test","display_name":"exercise stress testing","score":0.8450000286102295},{"id":"https://openalex.org/keywords/recovery-phase","display_name":"recovery phase","score":0.8790000081062317},{"id":"https://openalex.org/keywords/exercise-tolerance-test","display_name":"exercise tolerance test","score":0.7360000014305115},{"id":"https://openalex.org/keywords/coronary-stenosis","display_name":"coronary artery stenosis","score":0.8080000281333923},{"id":"https://openalex.org/keywords/coronary-angiography","display_name":"coronary angiography","score":0.8059999942779541},{"id":"https://openalex.org/keywords/diagnostic-accuracy","display_name":"diagnostic accuracy","score":0.8050000071525574},{"id":"https://openalex.org/keywords/bruce-protocol","display_name":"Bruce protocol","score":0.925000011920929},{"id":"https://openalex.org/keywords/three-vessel-coronary-artery-disease","display_name":"three-vessel coronary artery disease","score":0.6919999718666077},{"id":"https://openalex.org/keywords/left-main-coronary-artery-disease","display_name":"left main coronary artery disease","score":0.8399999737739563}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.7764714956283569},{"id":"https://openalex.org/C2776867660","wikidata":"https://www.wikidata.org/wiki/Q1814941","display_name":"Depression (economics)","level":2,"score":0.7714065313339233},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.6401001811027527},{"id":"https://openalex.org/C2778213512","wikidata":"https://www.wikidata.org/wiki/Q844935","display_name":"Coronary artery disease","level":2,"score":0.6303845643997192},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.5687009692192078},{"id":"https://openalex.org/C65409693","wikidata":"https://www.wikidata.org/wiki/Q425265","display_name":"Statistical significance","level":2,"score":0.5589030981063843},{"id":"https://openalex.org/C2777785397","wikidata":"https://www.wikidata.org/wiki/Q492194","display_name":"Group B","level":2,"score":0.5072702765464783},{"id":"https://openalex.org/C3019004856","wikidata":"https://www.wikidata.org/wiki/Q42297149","display_name":"Coronary angiography","level":3,"score":0.48849356174468994},{"id":"https://openalex.org/C32809988","wikidata":"https://www.wikidata.org/wiki/Q1071004","display_name":"Chi-square test","level":2,"score":0.4688488245010376},{"id":"https://openalex.org/C2780007028","wikidata":"https://www.wikidata.org/wiki/Q2343082","display_name":"Stenosis","level":2,"score":0.4618496000766754},{"id":"https://openalex.org/C2771771","wikidata":"https://www.wikidata.org/wiki/Q6576883","display_name":"ST segment","level":3,"score":0.4488884210586548},{"id":"https://openalex.org/C23131810","wikidata":"https://www.wikidata.org/wiki/Q818574","display_name":"Observational study","level":2,"score":0.429715633392334},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.35016506910324097},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.3404029607772827},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C500558357","wikidata":"https://www.wikidata.org/wiki/Q12152","display_name":"Myocardial infarction","level":2,"score":0.0},{"id":"https://openalex.org/C139719470","wikidata":"https://www.wikidata.org/wiki/Q39680","display_name":"Macroeconomics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003324","descriptor_name":"Coronary Artery Disease","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D003324","descriptor_name":"Coronary Artery Disease","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D003430","descriptor_name":"Cross-Sectional Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004562","descriptor_name":"Electrocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D005080","descriptor_name":"Exercise Test","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D005189","descriptor_name":"False Positive Reactions","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011237","descriptor_name":"Predictive Value of Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012015","descriptor_name":"Reference Standards","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017023","descriptor_name":"Coronary Angiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D023921","descriptor_name":"Coronary Stenosis","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D023921","descriptor_name":"Coronary Stenosis","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false}],"locations_count":1,"locations":[{"id":"pmid:19149971","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/19149971","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the College of Physicians and Surgeons--Pakistan : JCPSP","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1982153162","https://openalex.org/W2001398306","https://openalex.org/W2013068016","https://openalex.org/W2016791015","https://openalex.org/W2018946868","https://openalex.org/W2023194007","https://openalex.org/W2056136593","https://openalex.org/W2122215015","https://openalex.org/W2123977318","https://openalex.org/W2139982274","https://openalex.org/W2749489671"],"related_works":["https://openalex.org/W2122215015","https://openalex.org/W1106075119","https://openalex.org/W2352809832","https://openalex.org/W7099298435","https://openalex.org/W3205361880","https://openalex.org/W2153045226","https://openalex.org/W2398074153","https://openalex.org/W2470450954","https://openalex.org/W2764474273","https://openalex.org/W2016791015"],"abstract_inverted_index":{"OBJECTIVE:":[0],"To":[1],"determine":[2],"the":[3,126,154,325,330],"diagnostic":[4,293],"value":[5,134,294],"of":[6,14,38,49,80,115,122,135,173,180,214,221,230,237,254,289,299,307,312,332],"ST":[7,74,86,136,255,281,300,313],"segment":[8,75,87,137,256,282,301,314],"depression":[9,76,88,138,257,283,302,315],"limited":[10],"to":[11,43,97,104,124,324],"recovery":[12,91,259,287,319],"phase":[13,79,92,260,288,306,320],"Exercise":[15],"Tolerance":[16],"Test":[17],"(ETT).":[18],"STUDY":[19],"DESIGN:":[20],"An":[21],"observational":[22],"cross-sectional":[23],"study.":[24],"PLACE":[25],"AND":[26],"DURATION":[27],"OF":[28],"STUDY:":[29],"The":[30,100,109],"study":[31],"was":[32,117,139,167,187,208,261],"carried":[33],"out":[34],"at":[35,119],"Punjab":[36],"Institute":[37],"Cardiology,":[39],"Lahore,":[40],"from":[41,329],"March":[42],"August":[44],"2007":[45],"for":[46],"a":[47,292],"period":[48],"6":[50,266],"months.":[51],"METHODOLOGY:":[52],"In":[53,275],"this":[54],"study,":[55],"100":[56],"patients":[57,101,172,179,192,199,213,231,238,276],"were":[58,66,102,149,226],"selected":[59],"with":[60,297],"purposive":[61],"non-probability":[62],"sampling":[63],"technique":[64],"and":[65,82,176,196,217,235,249,265],"divided":[67],"into":[68],"two":[69,131,155],"groups,":[70],"group":[71,83,174,181,194,201,215,222,233,240],"A":[72,175,195,216,234],"having":[73,85],"during":[77,304],"exercise":[78,278,305],"ETT,":[81],"B":[84,182,202,241],"only":[89,285,317],"in":[90,169,189,193,200,210,228,258,286,318],"after":[93],"undergoing":[94,277],"ETT":[95,290],"according":[96],"Bruce":[98],"protocol.":[99],"subjected":[103],"coronary":[105,127,161],"angiography":[106],"later":[107],"on.":[108],"chi-square":[110],"or":[111],"Fischer's":[112],"exact":[113],"test":[114],"significance":[116,123],"applied":[118],"0.05":[120],"level":[121],"compare":[125],"angiographic":[128,142,158],"finding":[129,143],"between":[130,153],"groups.":[132],"Diagnostic":[133],"computed":[140],"keeping":[141],"as":[144],"Gold":[145],"standard.":[146],"RESULTS:":[147],"There":[148],"no":[150],"major":[151],"differences":[152],"groups":[156],"regarding":[157],"finding.":[159],"Significant":[160],"artery":[162],"stenosis":[163],"(>":[164],"50%":[165],"narrowing)":[166],"found":[168,188,209,227],"68":[170],"(93%)":[171],"23":[177],"(85%)":[178],"(p=0.18).":[183],"Three":[184],"vessel":[185],"disease":[186,207],"30":[190],"(41%)":[191],"7":[197],"(26%)":[198],"(p=0.08).":[203],"Left":[204],"main":[205],"stem":[206],"5":[211],"(6.8%)":[212],"1":[218],"(3.7%)":[219],"patient":[220],"B.":[223],"Normal":[224],"coronaries":[225],"6%":[229],"among":[232,239],"14%":[236],"(p=0.12).":[242],"Specificity,":[243],"sensitivity,":[244],"Positive":[245],"Predictive":[246,251],"Value":[247,252],"(PPV)":[248],"Negative":[250],"(NPV)":[253],"55,":[262],"25,":[263],"85":[264],"percent":[267],"respectively":[268],"(95%":[269],"CI;":[270],"1.16":[271],"-":[272],"2.25).":[273],"CONCLUSION:":[274],"stress":[279],"test,":[280],"occurring":[284,316],"has":[291],"largely":[295],"comparable":[296],"that":[298],"induced":[303],"ETT.":[308,333],"Thus":[309],"careful":[310],"evaluation":[311],"may":[321],"add":[322],"significantly":[323],"clinical":[326],"information":[327],"derived":[328],"results":[331]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
