在早期阿尔茨海默氏症治疗中使用lecanemab的终身成本效益
Xiangxiang Jiang1, Gang Lv2, Morgan E Mendes1
1Department of Clinical Pharmacy and Outcomes Sciences, College of Pharmacy, University of South Carolina, Columbia, SC, United States.
Frontiers in public health
|February 16, 2026
概括
莱卡尼马布在早期阿尔茨海默病 (AD) 中比阿杜卡努马布更有价值. 然而,在当前价格下,这两种药物都不具有成本效益,因此需要降低价格以提高可负担性和可获得性.
科学领域:
- 药物经济学 药物经济学
- 神经学 神经学
- 卫生政策 卫生政策
背景情况:
- 莱卡涅马布是一种抗粉样β单克隆抗体,在阿杜卡努马布之后,在2023年获得了FDA对早期阿尔茨海默病 (AD) 的批准.
- 与aducanumab相比,lecanemab的医疗保险覆盖范围更广泛,但它们的相对成本效益仍然未确立.
研究的目的:
- 评估lecanemab与aducanumab相比在早期阿尔茨海默病 (AD) 管理中的成本效益.
主要方法:
- 从美国医疗保健系统的角度使用五个状态马尔科夫模型进行间接比较.
- 使用年周期的终身时间,折扣率为3%,并计算增量成本效益比率 (ICER).
- 进行了敏感性分析 (单向和概率分析),以评估模型的稳定性和确定关键的成本效益驱动因素.
主要成果:
- 与aducanumab相比,lecanemab的ICER值为121,678.49美元,每增加的质量调整寿命年 (QALY),增加0.25QALYs.
- 由于AD引起的轻度痴呆的实用性对ICER在敏感性分析中产生了重大影响.
- 概率敏感性分析表明,在各种支付意愿门中,lecanemab的成本效益更高.
结论:
- 莱卡尼马布比阿杜卡努马布具有更高的价值,但在当前的目录价格下,这两种药物都不具有成本效益.
- 降低价格对于提高负担能力至关重要,特别是对于lecanemab,由于其更广泛的医疗保险覆盖范围.
- 政策影响包括"通货膨胀减缓法案"对生物制品的豁免,将其从医疗保险价格谈判中豁免13年,限制短期成本调整.
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