Data from a nationally representative sample of 4,069 U.S. veterans in 2019–2020 were used to examine the prevalence of full and subthreshold PTSD in veterans with a history of homelessness; identify characteristics associated with PTSD; examine the proportion of veterans who reported homelessness as an index trauma event and screened positive for PTSD.

中文翻译：

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无家可归是创伤事件吗？2019-2020年国家退伍军人健康与抵御能力研究的结果。

使用全国代表性的40,069名美国退伍军人在2019–2020年的样本数据来检查具有无家可归史的退伍军人中PTSD阈值的水平。识别与创伤后应激障碍相关的特征；检查报告无家可归为指数创伤事件并筛查PTSD阳性的退伍军人的比例。