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There were no infants investigated for abuse in our cohort. Intracranial haemorrhages were classified as isolated germinal matrix-haemorrhages, parenchymal haemorrhages (cerebellar- and cerebral haemorrhages), or extra-axial haemorrhages (subarachnoid haemorrhages, SDHs, or epidural haemorrhages). Sinocortical width and interhemispheric distance were measured.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>No appreciable SDH was detected with the performed sequences. Haemorrhage\/blood products related to prematurity were seen in 60 (49.5%) of the neonates. Agreement was good to very good for identification of haemorrhage. The mean sinocortical width was 3.5\u00a0mm with a standard deviation (SD) of 1.4\u00a0mm on the right side and 3.3\u00a0mm (SD 1.2\u00a0mm) on the left side. The mean interhemispheric distance was 3.1\u00a0mm (SD 1.1\u00a0mm). 61.1% of the infants had a sinocortical width\u2009&gt;\u20093\u00a0mm on one or both sides.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>Our study does not support the hypothesis that premature infants are more prone to SDH unrelated to abusive head trauma during the first 3\u20134\u00a0months of life. A large percentage of the ex-premature infants had prominent subarachnoid spaces.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Graphical Abstract<\/jats:title>\n                \n              <\/jats:sec>","DOI":"10.1007\/s00247-024-06060-x","type":"journal-article","created":{"date-parts":[[2024,10,14]],"date-time":"2024-10-14T08:01:42Z","timestamp":1728892902000},"page":"2015-2025","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["The prevalence of subdural blood products in extremely premature infants with no history of abusive head trauma, studied by magnetic resonance imaging around term-equivalent age"],"prefix":"10.1007","volume":"54","author":[{"ORCID":"https:\/\/orcid.org\/0009-0004-4381-6402","authenticated-orcid":false,"given":"Maria Olsen","family":"Fossmark","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1388-3466","authenticated-orcid":false,"given":"Hannah","family":"Bak\u00f8y","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0343-5598","authenticated-orcid":false,"given":"Nils Thomas","family":"Songstad","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Thorsten","family":"K\u00f6hler","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4279-7540","authenticated-orcid":false,"given":"Derk","family":"Avenarius","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Stein Magnus","family":"Aukland","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0135-2169","authenticated-orcid":false,"given":"Karen","family":"Rosendahl","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2024,10,14]]},"reference":[{"key":"6060_CR1","doi-asserted-by":"publisher","first-page":"53","DOI":"10.1186\/1476-072X-5-53","volume":"5","author":"Y Zhou","year":"2006","unstructured":"Zhou Y, Hallisey EJ, Freymann GR (2006) Identifying perinatal risk factors for infant maltreatment: an ecological approach. 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