文本挖掘方法揭示了住院患者长期COVID的临床状况
Pilar Tavares Veras Florentino1,2, Vinícius de Oliveira Araújo2,3, Henrique Zatti2
1Laboratório de Medicina e Saúde Pública de Precisão (MeSP2), Instituto Gonçalo Moniz, Fundação Oswaldo Cruz, Salvador, Brazil.
Cell death & disease
|September 13, 2024
概括
这项研究引入了一种新的文本挖掘方法,用于从非结构化调查数据中分析长期COVID症状. 这种方法有助于更好地了解长期COVID的各种临床表现.
科学领域:
- 医疗信息学 医疗信息学
- 计算语言学 计算语言学
- 公共卫生 公共卫生
背景情况:
- 长期COVID表现出超出典型恢复期的各种症状,使临床理解复杂化.
- 多样化的患者群体和医疗保健系统在标准化长期COVID数据方面存在挑战.
- 电子医疗记录 (EHR) 中的非结构化数据在长期的COVID研究中基本上没有得到利用.
研究的目的:
- 开发和应用一种新的文本挖掘技术,用于提取和分析非结构化的长COVID调查数据.
- 提高对长期COVID的临床表现和医疗保健影响的理解.
- 创建一个可扩展的模型来分析长COVID数据在不同的医疗保健环境.
主要方法:
- 语音文本聚类 (PTC) 用于将各种书面术语统一成单一的语音表示.
- 使用N-gram文本分析来识别葡萄牙语-BR.的复合词和否定词.
- 分析了来自巴西一所大学医院长期COVID调查的非结构化数据.
主要成果:
- 该研究成功地应用了文本挖掘,从非结构化的长期COVID调查数据中提取有意义的信息.
- PTC 方法在标准化症状分析术语方面表现出有效性.
- 在被研究的人群中确定了与长期COVID相关的关键疾病和症状.
结论:
- 文本挖掘,特别是PTC和n-gram分析,提供了一种强大的方法来理解复杂的条件,如长COVID.
- 开发的模型可以增强对EHR数据的分析,为慢性疾病提供更深入的见解.
- 这项研究支持改善临床决策和全球长期COVID的更广泛研究.
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