血压的零末位数偏好和对心血管疾病风险预测的影响-新西兰的一项研究
Tanvi Chandel1, Victor Miranda2, Andrew Lowe1
1Institute of Biomedical Technologies, Auckland University of Technology, Auckland 1010, New Zealand.
Journal of clinical medicine
|November 27, 2024
概括
缩性血压 (SBP) 读数的圆形化可以错误地分类心血管疾病 (CVD) 风险. 准确的SBP测量对于有效的风险评估和医疗保健管理至关重要.
科学领域:
- 心脏病学 心脏病学
- 公共卫生 公共卫生
- 生物统计学 生物统计学
背景情况:
- 血压 (BP) 读数经常被圆到最近的零末位数,尽管指南允许圆到最近的2mmHg.
- 这种做法可能会影响心血管疾病 (CVD) 风险预测的准确性.
研究的目的:
- 研究缩性血压 (SBP) 值对心血管疾病风险预测的影响.
- 分析错误分类率和新西兰人口的潜在财务影响.
主要方法:
- 利用了来自新西兰初级保健机构的427,299名个人数据集.
- 从使用原始SBP读数与圆 SBP读数 (最近的零末位数) 的5年生存模型中比较CVD风险预测.
- 分析了危险比率,错误分类率和估计的财务影响.
主要成果:
- 32%的SBP值的终端数字为零.
- 发生了重大错误分类:例如,2.85%的男性和3.21%的女性被错误分类为中等/高风险类别.
- 其他错误分类包括将两种性别分为低风险和中等风险类别.
结论:
- 精确的SBP测量对于准确的CVD风险评估至关重要.
- 圆 SBP 值可能导致错误分类,可能会影响患者管理和医疗保健资源分配.
- 强调需要在临床实践中遵守精确的测量协议.
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