使用新的并发症指数进行向试验模拟,提供与随机试验可比的风险估计
Marcus Westerberg1, Hans Garmo1, David Robinson2
1Department of Surgical Sciences, Uppsala University, Uppsala, Sweden.
Journal of clinical epidemiology
|August 19, 2024
概括
在前列腺癌研究中,两个新的并发症指数有效地调整了混,产生了与随机对照试验 (RCT) 类似的结果. 这些指数为现实世界临床实践提供了更高的准确性.
科学领域:
- 在瘤学瘤学.
- 流行病学 流行病学
- 生物统计学 生物统计学
背景情况:
- 前列腺癌治疗决策包括比较激进前列腺切除术 (RP) 和放射治疗 (RT).
- 伴随性疾病的混可能会导致对治疗结果进行比较的观察性研究产生偏见.
- 准确的调整混对于可靠的比较疗效研究至关重要.
研究的目的:
- 评估两种新的并发症指数,以调整前列腺癌观察性研究中的混.
- 将新指数的表现与查尔森并发症指数 (CCI) 进行比较.
- 将观察性研究结果与随机对照试验 (RCT) 基准进行比较.
主要方法:
- 一项对18316名前列腺癌男性进行的观察性研究,这些男性接受了RP或RT治疗.
- 使用基于多维诊断的并发症指数,药物并发症指数和CCI调整后死亡风险的比较.
- 模拟一个目标实用试验以评估可通用性.
主要成果:
- 与急性前列腺切除术 (RP) 相比,放射治疗 (RT) 与更高的死亡风险有关 (HR=1.94).
- 根据年龄,癌症特征和CCI的调整减少了观察到的差异 (HR=1.32).
- 这两种新的并发症指数进一步减轻了差异 (HR=1.14),与RCT的发现保持一致.
结论:
- 新的并发症指数为前列腺癌研究中的混提供了强大的调整.
- 这些指数的结果与RCT可比,提高了观察数据的可靠性.
- 这些发现表明,这些新指数对现实世界的临床实践和研究有价值.
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