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儿童疫苗接种和白血病风险:全国范围的队列研究

Aya Alberts¹, Susanne K Kjaer^1,2, Signe H Søegaard³

¹Virus, Lifestyle and Genes, Danish Cancer Institute, Copenhagen, Denmark.

International journal of cancer

|January 17, 2025

概括

这项研究没有发现强有力的证据表明,儿童疫苗可以降低儿童白血病的风险. 虽然观察到一些关联,但广泛的置信区间建议谨慎地解释这些发现.

科学领域:

儿科瘤学儿科瘤学
免疫学免疫学免疫学
流行病学流行病学

背景情况:

假设表明,儿童接种疫苗可以预防白血病,特别是急性淋巴细胞白血病 (ALL).
现有的关于这种关联的研究结果不一致.
这项研究调查了儿童疫苗接种与白血病风险之间的关系.

研究的目的:

检查儿童疫苗接种与儿童患白血病的风险之间的关联.
分析个别疫苗剂量对白血病风险的影响.
探索特定的疫苗接种类型和白血病亚型之间的关联.

主要方法:

利用了1997年至2018年间出生的丹麦儿童的全国性队列.
关于白血病诊断的雇员登记数据 (<20年),随访时间为2018年12月31日.
应用了考克斯的比例危险模型来估计白血病 (任何,ALL,AML,其他) 的危险比率 (HRs),比较接种疫苗和未接种疫苗的儿童.

主要成果:

总共有771例白血病病例 (74%ALL,16%AML,10%其他) 在14,536,819人年内被诊断出.
任何接种疫苗都显示ALL的HR没有显著增加 (HR:2.76),但其他白血病的HR显著下降 (HR:0.29).
肺炎球菌疫苗与其他白血病的风险降低有关 (HR:0.32).

结论:

该研究没有提供强有力的证据表明,儿童接种疫苗可以降低整体白血病风险.
观察到的关联,特别是ALL,有很大的置信区间,需要谨慎的解释.
需要进一步的研究来澄清疫苗接种和儿童白血病之间的复杂关系.

关键词:

丹麦丹麦丹麦丹麦丹麦儿童白血病儿童白血病的发生队列研究是一项队列研究.有关风险因素的风险因素.接种疫苗疫苗接种疫苗

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