快速核酸放大试验对结核病对患者结果的影响
Jenifer A Otieno1, Lisa Malesi Were1, Vittoria Lutje2
1Evidence for Health Research Unit, Centre for Global Health Research - Kenya Medical Research Institute, Kisumu, Kenya.
The Cochrane database of systematic reviews
|December 18, 2025
概括
像Xpert MTB/RIF Ultra这样的快速核酸放大测试 (NAAT) 在结核病死亡率上几乎没有差异,但可以加快诊断和治疗的开始. 然而,它们可能会增加对随访的损失,而治愈率尚未评估.
科学领域:
- 公共卫生 公共卫生
- 传染性疾病 传染性疾病
- 诊断技术 诊断技术 诊断技术
背景情况:
- 世界卫生组织 (WHO) 建议快速核酸放大测试 (NAAT) 用于结核病 (TB) 诊断.
- 这些先进的诊断测试对患者结果的影响仍然不完全理解.
研究的目的:
- 评估与涂抹显微镜或细菌培养相比,低复杂度自动化 (LC-aNAATs),低复杂度手动化 (LC-mNAATs) 和中等复杂度自动化 (MC-aNAATs) 快速NAAT对针对结核病的个体患者结局的影响.
- 评估这些NAAT对弱势群体的影响,包括儿童和艾滋病毒感染者,以解决健康公平问题.
主要方法:
- 进行了随机对照试验 (RCT) 的系统审查,搜索多个数据库,直到2025年1月.
- 包括涉及假定结核病患者 (成人和儿童) 的研究,将特定的NAAT类 (不包括标准Xpert MTB/RIF) 与涂抹显微镜或细菌培养相比较.
- 关键结局包括全因死亡率和治愈率;重要结局是随访损失,诊断时间和治疗开始时间.
主要成果:
- 两项涉及11,228名成人的试验比较了Xpert MTB/RIF Ultra (LC-aNAAT) 与涂抹显微镜.
- Xpert MTB/RIF Ultra在6个月和18个月的全因死亡率上几乎没有差异 (高确定性证据).
- 它可能减少了结核病诊断和治疗开始的时间 (中等确定性证据),但增加了失去随访的风险 (高确定性证据). 没有评估治愈率.
结论:
- 有限的证据表明,Xpert MTB/RIF Ultra对结核病死亡率的影响很小,但加速了诊断和治疗的开始.
- 与涂抹显微镜相比,Xpert MTB/RIF Ultra的随访损失增加是一个问题.
- 需要进一步的研究,特别是关于治愈率和儿科患者群体的研究,因为目前的证据数据稀少和有限.
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