{"doi":"10.1177/1747493020974282","title":"Association of baseline hematoma and edema volumes with one-year outcome and long-term survival after spontaneous intracerebral hemorrhage: A community-based inception cohort study","abstract":"<jats:sec>\n                    <jats:title>Background</jats:title>\n                    <jats:p>Hospital-based studies have reported variable associations between outcome after spontaneous intracerebral hemorrhage and peri-hematomal edema volume.</jats:p>\n                  </jats:sec>\n                  <jats:sec>\n                    <jats:title>Aims</jats:title>\n                    <jats:p>In a community-based study, we aimed to investigate the existence, strength, direction, and independence of associations between intracerebral hemorrhage and peri-hematomal edema volumes on diagnostic brain CT and one-year functional outcome and long-term survival.</jats:p>\n                  </jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods</jats:title>\n                    <jats:p>We identified all adults, resident in Lothian, diagnosed with first-ever, symptomatic spontaneous intracerebral hemorrhage between June 2010 and May 2013 in a community-based, prospective inception cohort study. We defined regions of interest manually and used a semi-automated approach to measure intracerebral hemorrhage volume, peri-hematomal edema volume, and the sum of these measurements (total lesion volume) on first diagnostic brain CT performed at ≤3 days after symptom onset. The primary outcome was death or dependence (scores 3–6 on the modified Rankin Scale) at one-year after intracerebral hemorrhage.</jats:p>\n                  </jats:sec>\n                  <jats:sec>\n                    <jats:title>Results</jats:title>\n                    <jats:p>\n                      Two hundred ninety-two (85%) of 342 patients (median age 77.5 y, IQR 68–83, 186 (54%) female, median time from onset to CT 6.5 h (IQR 2.9–21.7)) were dead or dependent one year after intracerebral hemorrhage. Peri-hematomal edema and intracerebral hemorrhage volumes were colinear ( R\n                      <jats:sup>2</jats:sup>\n                       = 0.77). In models using both intracerebral hemorrhage and peri-hematomal edema, 10 mL increments in intracerebral hemorrhage (adjusted odds ratio (aOR) 1.72 (95% CI 1.08–2.87); p = 0.029) but not peri-hematomal edema volume (aOR 0.92 (0.63–1.45); p = 0.69) were independently associated with one-year death or dependence. 10 mL increments in total lesion volume were independently associated with one-year death or dependence (aOR 1.24 (1.11–1.42); p = 0.0004).\n                    </jats:p>\n                  </jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion</jats:title>\n                    <jats:p>Total volume of intracerebral hemorrhage and peri-hematomal edema, and intracerebral hemorrhage volume alone on diagnostic brain CT, undertaken at three days or sooner, are independently associated with death or dependence one-year after intracerebral hemorrhage, but peri-hematomal edema volume is not.</jats:p>\n                  </jats:sec>\n                  <jats:sec>\n                    <jats:title>Data access statement</jats:title>\n                    <jats:p>Anonymized summary data may be requested from the corresponding author.</jats:p>\n                  </jats:sec>","journal":"International Journal of Stroke","year":2021,"id":626845,"datarank":0.42498200160843247,"base_score":2.833213344056216,"endowment":2.833213344056216,"self_citation_contribution":0.42498200160843247,"citation_network_contribution":0.0,"self_endowment_contribution":0.42498200160843247,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":16,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":null,"is_data_producer":false,"deposit_databanks":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":1621719,"name":"Angus B Gane","orcid":null,"position":1,"is_corresponding":false},{"id":1621720,"name":"Laura Middleton","orcid":null,"position":2,"is_corresponding":false},{"id":1621721,"name":"Brendan Sargent","orcid":null,"position":3,"is_corresponding":false},{"id":1379613,"name":"Tom J. 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volumes with one-year outcome and long-term survival after spontaneous intracerebral hemorrhage: A community-based inception cohort study","abstract":"<jats:sec>\n                    <jats:title>Background</jats:title>\n                    <jats:p>Hospital-based studies have reported variable associations between outcome after spontaneous intracerebral hemorrhage and peri-hematomal edema volume.</jats:p>\n                  </jats:sec>\n                  <jats:sec>\n                    <jats:title>Aims</jats:title>\n                    <jats:p>In a community-based study, we aimed to investigate the existence, strength, direction, and independence of associations between intracerebral hemorrhage and peri-hematomal edema volumes on diagnostic brain CT and one-year functional outcome and long-term survival.</jats:p>\n                  </jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods</jats:title>\n                    <jats:p>We identified all adults, resident in Lothian, diagnosed with first-ever, symptomatic spontaneous intracerebral hemorrhage between June 2010 and May 2013 in a community-based, prospective inception cohort study. We defined regions of interest manually and used a semi-automated approach to measure intracerebral hemorrhage volume, peri-hematomal edema volume, and the sum of these measurements (total lesion volume) on first diagnostic brain CT performed at ≤3 days after symptom onset. The primary outcome was death or dependence (scores 3–6 on the modified Rankin Scale) at one-year after intracerebral hemorrhage.</jats:p>\n                  </jats:sec>\n                  <jats:sec>\n                    <jats:title>Results</jats:title>\n                    <jats:p>\n                      Two hundred ninety-two (85%) of 342 patients (median age 77.5 y, IQR 68–83, 186 (54%) female, median time from onset to CT 6.5 h (IQR 2.9–21.7)) were dead or dependent one year after intracerebral hemorrhage. Peri-hematomal edema and intracerebral hemorrhage volumes were colinear ( R\n                      <jats:sup>2</jats:sup>\n                       = 0.77). In models using both intracerebral hemorrhage and peri-hematomal edema, 10 mL increments in intracerebral hemorrhage (adjusted odds ratio (aOR) 1.72 (95% CI 1.08–2.87); p = 0.029) but not peri-hematomal edema volume (aOR 0.92 (0.63–1.45); p = 0.69) were independently associated with one-year death or dependence. 10 mL increments in total lesion volume were independently associated with one-year death or dependence (aOR 1.24 (1.11–1.42); p = 0.0004).\n                    </jats:p>\n                  </jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion</jats:title>\n                    <jats:p>Total volume of intracerebral hemorrhage and peri-hematomal edema, and intracerebral hemorrhage volume alone on diagnostic brain CT, undertaken at three days or sooner, are independently associated with death or dependence one-year after intracerebral hemorrhage, but peri-hematomal edema volume is not.</jats:p>\n                  </jats:sec>\n                  <jats:sec>\n                    <jats:title>Data access statement</jats:title>\n                    <jats:p>Anonymized summary data may be requested from the corresponding author.</jats:p>\n                  </jats:sec>","is_dataset_classified":null,"base_score":2.833213344056216,"endowment":2.833213344056216,"datacite_reuse_total":0,"file_count":0,"downloads":0,"views":0,"has_version_chain":false,"is_dataset":false,"is_oa":false,"pmid":"34165016","pmcid":"PMC8521378","openalex_id":"https://openalex.org/W3110165264","authors":[],"funders":[{"funder_name":"Medical Research Council","grant_id":"G108/613","title":null},{"funder_name":"Chief Scientist Office","grant_id":"SCAF/17/01","title":null},{"funder_name":"Wellcome Trust","grant_id":"214145/Z/18/Z","title":null},{"funder_name":"British Heart Foundation","grant_id":"FS/17/53/33119","title":null},{"funder_name":"Medical Research Council","grant_id":"G1002605","title":null},{"funder_name":"Stroke Association","grant_id":"TSAPPA2017/01","title":null},{"funder_name":"Medical Research Council","grant_id":"MR/J006971/1","title":null},{"funder_name":"Wellcome Trust","grant_id":"214145","title":"Non-cell autonomous effects of microglial nuclear factor erythroid 2-related factor 2 signalling after intracerebral haemorrhage"},{"funder_name":"Wellcome Trust","grant_id":"","title":null}],"total_grants":9,"fwci":0.5886,"citation_percentile":0.72474706,"influential_citations":0,"citation_trend":[{"year":2022,"count":5},{"year":2023,"count":2},{"year":2024,"count":3},{"year":2025,"count":2},{"year":2026,"count":4}],"oa_status":"hybrid","license":"cc-by","oa_locations":[{"url":"https://journals.sagepub.com/doi/pdf/10.1177/1747493020974282","host_type":"journal"},{"url":"https://journals.sagepub.com/doi/pdf/10.1177/1747493020974282","host_type":"publisher"},{"url":"https://journals.sagepub.com/doi/full-xml/10.1177/1747493020974282","host_type":"publisher"},{"url":"https://doi.org/10.1177/1747493020974282","host_type":"journal"},{"url":"https://pubmed.ncbi.nlm.nih.gov/34165016","host_type":"repository"},{"url":"http://hdl.handle.net/20.500.11820/7da67f42-1097-460c-b511-e45975ce83cc","host_type":"repository"},{"url":"https://hdl.handle.net/20.500.11820/7da67f42-1097-460c-b511-e45975ce83cc","host_type":"repository"},{"url":"https://www.ncbi.nlm.nih.gov/pmc/articles/8521378","host_type":"repository"},{"url":"https://www.research.ed.ac.uk/en/publications/7da67f42-1097-460c-b511-e45975ce83cc","host_type":"repository"},{"url":"https://europepmc.org/articles/PMC8521378","host_type":"Europe_PMC"},{"url":"https://europepmc.org/articles/PMC8521378?pdf=render","host_type":"Europe_PMC"},{"url":"http://dx.doi.org/10.1177/1747493020974282","host_type":""},{"url":"https://dx.doi.org/10.1177/1747493020974282","host_type":""},{"url":"https://www.pure.ed.ac.uk/ws/files/180624294/Loan_2020_IJS.pdf","host_type":""},{"url":"http://journals.sagepub.com/doi/10.1177/1747493020974282","host_type":""}],"fields_of_study":["Intracerebral and Subarachnoid Hemorrhage Research","Traumatic Brain Injury and Neurovascular Disturbances","Neurosurgical Procedures and Complications","03 medical and health sciences","0302 clinical medicine"],"mesh_terms":["Adult","Aged","Brain Edema","Cerebral Hemorrhage","Female","Hematoma","Humans","Male","Prospective Studies","Cohort Studies","Stroke"],"keywords":["Medicine","Intracerebral hemorrhage","Modified Rankin Scale","Spontaneous intracerebral hemorrhage","Odds ratio","Edema","Hematoma","Cohort","Internal medicine","Anesthesia","Surgery","Glasgow Coma Scale","Ischemia","Survival","Cohort study","Radiology","Outcome","Peri-hematomal Edema","Adult","Male","Research","Brain Edema","Cohort Studies","Stroke","Humans","Female","Prospective Studies","Aged","Cerebral Hemorrhage"],"sdg_mappings":[{"sdg_number":3,"sdg_label":"3. 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