Research has documented elevated rates of early childbirth among adolescents who have spent time in foster care, and a better understanding is needed of the characteristics of vulnerable individuals and the circumstances of their time in care.

中文翻译：

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寄养青年中的早期分娩：潜在类别分析，以确定处于增加风险中的亚组

研究表明，花时间在寄养中的青少年的早期分娩率升高，因此需要更好地了解弱势群体的特征和他们的照护时间情况。