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Following PRISMA\u2010IPD guidelines, 11 of the 13 identified cohorts provided IPD from 1606 VP\/VLBW adults and 1659 term\u2010born controls. IPD meta\u2010analyses were performed using one\u2010stage approach.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Individuals born VP\/VLBW were less likely to be in a romantic relationship (OR 0.49; 95% CI 0.31\u20130.76), to be married\/cohabiting (OR 0.70, 95% CI 0.53\u20130.92), or to have had sexual intercourse (OR 0.21, 95% CI 0.09\u20130.36) than term\u2010born adults. If sexually active, VP\/VLBW participants were more likely to experience their first sexual intercourse after the age of 18\u2009years (OR 1.93, 95% CI 1.24\u20133.01) than term\u2010born adults. Among VP\/VLBW adults, males, and those with neurosensory impairment were least likely to experience romantic relationships.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>These findings reflect less optimal social functioning and may have implications for socioeconomic and health outcomes of adults born VP\/VLBW.<\/jats:p><\/jats:sec>","DOI":"10.1111\/apa.17397","type":"journal-article","created":{"date-parts":[[2024,9,10]],"date-time":"2024-09-10T07:10:49Z","timestamp":1725952249000},"page":"2513-2525","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":11,"title":["Romantic and sexual relationships of young adults born very preterm: An individual participant data meta\u2010analysis"],"prefix":"10.1111","volume":"113","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9224-4891","authenticated-orcid":false,"given":"Marina","family":"Mendon\u00e7a","sequence":"first","affiliation":[{"name":"Department of Psychology University of Warwick  Coventry UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8745-3453","authenticated-orcid":false,"given":"Yanyan","family":"Ni","sequence":"additional","affiliation":[{"name":"Department of Psychology University of Warwick  Coventry UK"},{"name":"School of Public Health University of Hong Kong  Hong Kong China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0788-8685","authenticated-orcid":false,"given":"Nicole","family":"Baumann","sequence":"additional","affiliation":[{"name":"Department of Psychology University of Warwick  Coventry UK"},{"name":"Department of Population Health Sciences University of Leicester, George Davies Centre  Leicester UK"},{"name":"Turner Institute for Brain and Mental Health, School of Psychological Sciences Monash University  Melbourne Victoria Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4060-6141","authenticated-orcid":false,"given":"Brian A.","family":"Darlow","sequence":"additional","affiliation":[{"name":"Department of Paediatrics University of Otago at Christchurch  Christchurch New Zealand"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John","family":"Horwood","sequence":"additional","affiliation":[{"name":"Department of Psychological Medicine University of Otago  Christchurch New Zealand"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7667-7312","authenticated-orcid":false,"given":"Lex W.","family":"Doyle","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynaecology University of Melbourne  Parkville Victoria Australia"},{"name":"Department of Paediatrics University of Melbourne  Parkville Victoria Australia"},{"name":"Neonatal Services Royal Women's Hospital  Parkville Victoria Australia"},{"name":"Clinical Sciences Murdoch Children's Research Institute  Parkville Victoria Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5901-0455","authenticated-orcid":false,"given":"Jeanie L. 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