Elif Gönen, Eva Liu and colleagues have published work on the long term outcomes of adults born pre-term.
Gönen, E., Twilhaar, E. S., Baumann, N., Busch, B., Bartmann, P., & Wolke, D.. (2024). Changes in social relationships from 26 to 34 years of age in adults born very preterm. Paediatric and Perinatal Epidemiology. https://doi.org/10.1111/ppe.13133
Liu, Y., Realo, A., Mendonça, M., Baumann, N., Bartmann, P., Räikkönen, K., Heinonen, K., Robinson, R., Marlow, N., Johnson, S., Ni, Y., Kajantie, E., Hovi, P., Tikanmäki, M., & Wolke, D. (2024 – online first). The effect of very preterm birth on the Five-Factor Model of personality traits: A meta-analysis of individual participant data. European Journal of Personality, 0(0). https://doi.org/10.1177/08902070241280101