全免疫炎症值和潜伏结核病感染的风险
Xiaoyan Ye1,2, Xia Kang3, Hui Zhang4
1Department of Infection Control, West China Hospital, Sichuan University, No. 37, Guoxue Alley, Wuhou District, Chengdu, Sichuan Province, China. xiaoyanyesci@163.com.
Scientific reports
|October 15, 2025
概括
全免疫炎症值 (PIV) 与潜在结核感染 (LTBI) 的风险较低有关. 在LTBI患者中观察到较低的PIV水平,这表明感染风险的潜在生物标志物.
科学领域:
- 免疫学 免疫学 免疫学
- 传染性疾病 传染性疾病
- 公共卫生 公共卫生
背景情况:
- 潜伏性结核病感染 (LTBI) 仍然是一个重大的全球健康问题.
- 针对LTBI风险分层的生物标志物对于有针对性的预防策略至关重要.
- 全免疫炎症值 (PIV) 整合了多个免疫细胞计数,可能反映系统性炎症.
研究的目的:
- 调查泛免疫炎症值 (PIV) 与潜伏结核感染 (LTBI) 风险之间的关联.
- 探索PIV与LTBI患者全因死亡率之间的关系.
主要方法:
- 2011-2012年美国国家健康和营养检查调查 (NHANES) 的全国代表性样本 (n=4877) 的分析.
- 使用中性粒细胞,单细胞,血小板和淋巴细胞计数计算PIV.
- 使用QuantiFERON-TB Gold In-Tube (QFT-GIT) 试验评估LTBI;统计分析包括多变量后勤回归,限制立方线 (RCS) 和Cox回归.
主要成果:
- 与没有LTBI的人相比,LTBI患者的PIV水平明显较低.
- 在PIV和LTBI风险之间发现了显著的负相关性,由RCS分析证实,表明了剂量反应关系.
- 在LTBI患者中,最高PIV四分位数与所有原因死亡风险显著增加有关.
结论:
- PIV与LTBI的风险有负面关联.
- 较低的PIV可能表明对LTBI的敏感性增加或存在.
- 需要进一步的前性研究来验证这些发现并探索临床实用性.
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