“社区干预研究统计学设计”的概念、定义、翻译、参考文献-科学参考

单词	社区干预研究统计学设计
释义	社区干预研究统计学设计 Encyclopedia 医学流行病学研究的统计学设计释 Community intervention study社区干预研究统计学设计以人群为基础的实验性研究。它是按随机分配的原则将符合条件的研究对象分到试验组（或不同水平的试验组）和对照组，试验组的研究对象施加一种或多种干预措施，前瞻性随访观察疾病或健康结局，评价干预措施是否有效的研究方法。
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。