{ "metrics": { "totalTests": 10, "correctDecisions": 6, "accuracy": 0.6, "consistencyRate": 0.7, "jsonValidRate": 1, "avgConfidence": 0.9475, "needReviewRate": 0.3, "confusionMatrix": { "truePositive": 2, "falsePositive": 0, "trueNegative": 4, "falseNegative": 1, "uncertain": 0 } }, "results": [ { "literatureId": "test-001", "title": "Efficacy and Safety of Empagliflozin in Patients with Type 2 Diabetes: A Randomized, Double-Blind, Placebo-Controlled Trial", "expectedDecision": "include", "actualDecision": "exclude", "isCorrect": false, "hasConsensus": true, "needReview": false, "avgConfidence": 0.925, "deepseekResult": { "judgment": { "P": "match", "I": "match", "C": "match", "S": "match" }, "evidence": { "P": "we randomly assigned 800 adults with type 2 diabetes", "I": "We evaluated the efficacy and safety of empagliflozin in patients with type 2 diabetes", "C": "placebo-controlled trial", "S": "randomized, double-blind, placebo-controlled trial" }, "conclusion": "exclude", "confidence": 0.9, "reason": "虽然该文献在PICO标准方面完全匹配(P:2型糖尿病成人患者;I:SGLT2抑制剂empagliflozin;C:安慰剂对照;S:随机对照试验),且满足纳入标准中的研究设计、干预措施、语言和时间要求,但文献明确缺乏心血管结局数据。摘要中仅报告了血糖控制(HbA1c变化)、体重、血压和不良事件等次要终点,未提及主要不良心血管事件、心衰住院或心血管死亡等心血管结局指标。根据研究方案要求,文献必须报告心血管结局数据才能纳入,因此予以排除。" }, "qwenResult": { "judgment": { "P": "match", "I": "match", "C": "match", "S": "match" }, "evidence": { "P": "patients with type 2 diabetes and inadequate glycemic control (HbA1c 7.0-10.0%)", "I": "to receive empagliflozin 10 mg, empagliflozin 25 mg, or placebo once daily", "C": "placebo once daily", "S": "randomized, double-blind, placebo-controlled trial" }, "conclusion": "exclude", "confidence": 0.95, "reason": "尽管该研究符合PICO中的P、I、C、S标准,人群为成人2型糖尿病患者,干预为SGLT2抑制剂(empagliflozin),对照为安慰剂,设计为RCT,但未报告方案所要求的心血管结局指标(如MACE、心衰住院、心血管死亡)。摘要中提及的结局为HbA1c、体重、血压和不良事件,无心血管相关终点数据,因此不满足纳入标准第4条“报告心血管结局数据”,故排除。" }, "processingTime": 11935 }, { "literatureId": "test-002", "title": "Cardiovascular Outcomes with Ertugliflozin in Type 2 Diabetes", "expectedDecision": "include", "actualDecision": "include", "isCorrect": true, "hasConsensus": true, "needReview": false, "avgConfidence": 0.95, "deepseekResult": { "judgment": { "P": "match", "I": "match", "C": "match", "S": "match" }, "evidence": { "P": "We randomly assigned 8246 patients with type 2 diabetes mellitus and established atherosclerotic cardiovascular disease", "I": "ertugliflozin, a sodium-glucose cotransporter 2 (SGLT2) inhibitor", "C": "ertugliflozin (5 mg or 15 mg) or placebo, in addition to standard care", "S": "We randomly assigned 8246 patients...The primary outcome was major adverse cardiovascular events" }, "conclusion": "include", "confidence": 0.95, "reason": "该文献完全符合纳入标准:研究对象为2型糖尿病成人患者(≥18岁),干预措施为SGLT2抑制剂(ertugliflozin),对照为安慰剂加标准治疗,研究设计为随机对照试验,报告了心血管结局数据(主要不良心血管事件和心衰住院),发表于2010年后且为英文文献。同时,该文献未触发任何排除标准,不是综述、病例报告、动物实验、会议摘要或观察性研究。因此明确纳入。" }, "qwenResult": { "judgment": { "P": "match", "I": "match", "C": "match", "S": "match" }, "evidence": { "P": "patients with type 2 diabetes mellitus and established atherosclerotic cardiovascular disease", "I": "ertugliflozin (5 mg or 15 mg)", "C": "placebo, in addition to standard care", "S": "We randomly assigned 8246 patients... to receive ertugliflozin (5 mg or 15 mg) or placebo" }, "conclusion": "include", "confidence": 0.95, "reason": "该研究纳入2型糖尿病成人患者,符合P标准;干预措施为SGLT2抑制剂ertugliflozin,符合I标准;对照为安慰剂,符合C标准;研究设计为随机对照试验,符合S标准。研究明确报告了主要不良心血管事件、心衰住院等结局,满足O维度要求。文献为英文RCT,发表于2010年后,非综述或观察性研究,完全符合所有纳入标准且未触发任何排除标准,因此决定纳入。" }, "processingTime": 13225 }, { "literatureId": "test-003", "title": "Systematic Review and Meta-Analysis of SGLT2 Inhibitors in Type 2 Diabetes: A Comprehensive Assessment", "expectedDecision": "exclude", "actualDecision": "exclude", "isCorrect": true, "hasConsensus": true, "needReview": false, "avgConfidence": 0.95, "deepseekResult": { "judgment": { "P": "match", "I": "match", "C": "partial", "S": "mismatch" }, "evidence": { "P": "in adults with type 2 diabetes", "I": "SGLT2 inhibitors", "C": "comparing SGLT2 inhibitors with placebo or active comparators", "S": "Systematic Review and Meta-Analysis" }, "conclusion": "exclude", "confidence": 0.95, "reason": "这篇文献明确触发排除标准第1条(综述、系统评价、Meta分析),因为标题和摘要都明确表明这是一篇系统综述和Meta分析,而非原始随机对照试验。虽然研究人群(2型糖尿病成人患者)、干预措施(SGLT2抑制剂)和对照(安慰剂或活性对照)都符合PICO标准,但研究设计类型不符合要求的RCT设计。根据排除标准,所有综述、系统评价和Meta分析都应被排除,因此直接排除此文献。" }, "qwenResult": { "judgment": { "P": "match", "I": "match", "C": "partial", "S": "mismatch" }, "evidence": { "P": "We included randomized controlled trials comparing SGLT2 inhibitors with placebo or active comparators in adults with type 2 diabetes.", "I": "We included randomized controlled trials comparing SGLT2 inhibitors with placebo or active comparators in adults with type 2 diabetes.", "C": "comparing SGLT2 inhibitors with placebo or active comparators", "S": "Systematic Review and Meta-Analysis of SGLT2 Inhibitors in Type 2 Diabetes: A Comprehensive Assessment" }, "conclusion": "exclude", "confidence": 0.95, "reason": "该文献为系统评价和Meta分析,研究设计不符合方案要求的原始随机对照试验(RCT),因此排除。尽管其纳入的研究可能符合PICO标准,但本文本身并非原始研究,不提供独立的实证数据。P、I、O均匹配或部分匹配,但S明确不匹配。根据排除标准第1条,系统评价和Meta分析应被排除。" }, "processingTime": 10683 }, { "literatureId": "test-004", "title": "Dapagliflozin Improves Cardiac Function in Diabetic Rats: An Experimental Study", "expectedDecision": "exclude", "actualDecision": "exclude", "isCorrect": true, "hasConsensus": true, "needReview": false, "avgConfidence": 0.95, "deepseekResult": { "judgment": { "P": "mismatch", "I": "match", "C": "partial", "S": "mismatch" }, "evidence": { "P": "Diabetes was induced in male Sprague-Dawley rats by streptozotocin injection", "I": "Rats were randomly assigned to receive dapagliflozin (1 mg/kg/day)", "C": "Rats were randomly assigned to receive dapagliflozin (1 mg/kg/day) or vehicle for 8 weeks", "S": "We investigated the effects of dapagliflozin on cardiac function in diabetic rats" }, "conclusion": "exclude", "confidence": 0.95, "reason": "该文献明确不符合纳入标准,应予以排除。主要理由包括:(1)研究对象为糖尿病大鼠而非人类2型糖尿病患者,与PICO标准中'2型糖尿病成人患者'完全不匹配;(2)研究设计为动物实验而非随机对照试验,触发排除标准第3条;(3)虽然干预措施为SGLT2抑制剂(dapagliflozin)且设置了对照(vehicle),但研究对象和研究设计的根本性不匹配决定了必须排除。这是一项基础医学研究,不符合系统综述关注临床证据的要求。" }, "qwenResult": { "judgment": { "P": "mismatch", "I": "match", "C": "partial", "S": "mismatch" }, "evidence": { "P": "Diabetes was induced in male Sprague-Dawley rats by streptozotocin injection.", "I": "Rats were randomly assigned to receive dapagliflozin (1 mg/kg/day) or vehicle for 8 weeks.", "C": "Rats were randomly assigned to receive dapagliflozin (1 mg/kg/day) or vehicle for 8 weeks.", "S": "Rats were randomly assigned to receive dapagliflozin (1 mg/kg/day) or vehicle for 8 weeks." }, "conclusion": "exclude", "confidence": 0.95, "reason": "该研究使用糖尿病大鼠模型,研究人群不符合成人2型糖尿病患者的要求,属于动物实验,明确违反纳入标准并触发排除标准3。尽管干预措施为dapagliflozin且采用随机设计,但研究对象非人类,无法外推至目标人群。研究设计虽提及随机分配,但整体为动物实验,不属于RCT临床试验。因此,该文献应排除。" }, "processingTime": 13067 }, { "literatureId": "test-005", "title": "Canagliflozin and Renal Outcomes in Type 2 Diabetes and Nephropathy", "expectedDecision": "include", "actualDecision": "include", "isCorrect": true, "hasConsensus": true, "needReview": false, "avgConfidence": 0.95, "deepseekResult": { "judgment": { "P": "match", "I": "match", "C": "match", "S": "match" }, "evidence": { "P": "participants with type 2 diabetes and albuminuric chronic kidney disease", "I": "receive canagliflozin at a dose of 100 mg daily", "C": "or placebo", "S": "In this double-blind trial, we randomly assigned 4401 participants" }, "conclusion": "include", "confidence": 0.95, "reason": "该文献完全符合纳入标准:研究对象为2型糖尿病成人患者,干预措施为SGLT2抑制剂canagliflozin,对照为安慰剂,研究设计为随机对照试验。虽然摘要主要关注肾脏结局,但明确提到'cardiovascular events'作为复合终点的一部分,且'death from renal or cardiovascular causes'包含心血管死亡结局。研究发表于2010年后,为英文文献,完全符合所有PICO标准和纳入标准,无任何排除标准触发。" }, "qwenResult": { "judgment": { "P": "match", "I": "match", "C": "match", "S": "match" }, "evidence": { "P": "participants with type 2 diabetes and albuminuric chronic kidney disease", "I": "canagliflozin at a dose of 100 mg daily", "C": "placebo", "S": "In this double-blind trial, we randomly assigned 4401 participants...to receive canagliflozin...or placebo" }, "conclusion": "include", "confidence": 0.95, "reason": "该研究纳入2型糖尿病成人患者,使用SGLT2抑制剂(canagliflozin)作为干预,对照为安慰剂,研究设计为随机对照试验(RCT),符合PICO标准。摘要明确报告了心血管事件作为复合结局的一部分('death from renal or cardiovascular causes'),满足心血管结局的纳入要求。研究发表于2018年(NEJM),英文全文,非综述或观察性研究,完全符合所有纳入标准且未触发任何排除标准,因此应纳入。" }, "processingTime": 12352 }, { "literatureId": "test-006", "title": "Real-World Experience with SGLT2 Inhibitors: A Retrospective Cohort Study", "expectedDecision": "exclude", "actualDecision": "exclude", "isCorrect": true, "hasConsensus": true, "needReview": false, "avgConfidence": 0.95, "deepseekResult": { "judgment": { "P": "match", "I": "match", "C": "mismatch", "S": "mismatch" }, "evidence": { "P": "\"12,543 adults with type 2 diabetes\"", "I": "\"patients with type 2 diabetes who initiated SGLT2 inhibitor therapy\"", "C": "摘要中未提及安慰剂或常规降糖疗法作为对照", "S": "\"We conducted a retrospective cohort study\"" }, "conclusion": "exclude", "confidence": 0.95, "reason": "该文献明确触发排除标准,应予以排除。虽然研究人群(P)为2型糖尿病成人患者,干预措施(I)为SGLT2抑制剂,符合纳入标准,但研究设计(S)为回顾性队列研究,明确不符合方案要求的随机对照试验(RCT),且摘要中未提及任何对照措施(C)。此外,该研究主要关注血糖控制、体重变化和安全性结局,而非方案要求的心血管结局。根据排除标准第7条,观察性研究(包括队列研究)应被排除。" }, "qwenResult": { "judgment": { "P": "match", "I": "match", "C": "mismatch", "S": "mismatch" }, "evidence": { "P": "We identified 12,543 adults with type 2 diabetes who initiated SGLT2 inhibitor therapy between 2014 and 2020.", "I": "We identified 12,543 adults with type 2 diabetes who initiated SGLT2 inhibitor therapy between 2014 and 2020.", "C": "Methods: We conducted a retrospective cohort study using electronic health records from a large healthcare system.", "S": "Methods: We conducted a retrospective cohort study using electronic health records from a large healthcare system." }, "conclusion": "exclude", "confidence": 0.95, "reason": "该研究为回顾性队列研究,不符合方案要求的随机对照试验(RCT)设计,故S维度不匹配。虽然研究人群为成人2型糖尿病患者,且干预措施为SGLT2抑制剂,符合P和I标准,但对照组未明确为安慰剂或常规降糖疗法,C维度不匹配。此外,研究设计属于观察性研究,直接触发排除标准第7条,因此应排除。" }, "processingTime": 11690 }, { "literatureId": "test-007", "title": "Pharmacokinetics and Pharmacodynamics of Empagliflozin in Healthy Volunteers", "expectedDecision": "exclude", "actualDecision": "pending", "isCorrect": false, "hasConsensus": false, "needReview": true, "avgConfidence": 0.95, "deepseekResult": { "judgment": { "P": "mismatch", "I": "partial", "C": "match", "S": "partial" }, "evidence": { "P": "In this Phase 1 study, we evaluated the pharmacokinetics and pharmacodynamics of empagliflozin in 48 healthy male volunteers", "I": "Participants received single oral doses of empagliflozin (1, 5, 10, 25, 50, or 100 mg) in a randomized, placebo-controlled, double-blind manner", "C": "placebo-controlled", "S": "In this Phase 1 study...in a randomized, placebo-controlled, double-blind manner" }, "conclusion": "exclude", "confidence": 0.95, "reason": "该文献应被排除,主要原因为:研究人群明确为健康志愿者而非2型糖尿病患者(P不匹配),这直接违反了纳入标准第1条和排除标准第5条。虽然研究涉及SGLT2抑制剂empagliflozin(I部分匹配)并采用安慰剂对照(C匹配),但研究设计为I期临床试验而非典型的RCT(S部分匹配),且未报告任何心血管结局数据。此外,研究关注的是药代动力学和药效学参数,与研究方案要求的心血管结局完全不符。基于研究人群不符合PICO标准且触发排除标准,决定排除该文献。" }, "qwenResult": { "judgment": { "P": "mismatch", "I": "match", "C": "match", "S": "match" }, "evidence": { "P": "In this Phase 1 study, we evaluated the pharmacokinetics and pharmacodynamics of empagliflozin in 48 healthy male volunteers.", "I": "Participants received single oral doses of empagliflozin (1, 5, 10, 25, 50, or 100 mg) in a randomized, placebo-controlled, double-blind manner.", "C": "Participants received single oral doses of empagliflozin (1, 5, 10, 25, 50, or 100 mg) in a randomized, placebo-controlled, double-blind manner.", "S": "In this Phase 1 study, we evaluated the pharmacokinetics and pharmacodynamics of empagliflozin in 48 healthy male volunteers." }, "conclusion": "exclude", "confidence": 0.95, "reason": "该研究纳入的是健康志愿者,而非2型糖尿病患者,不符合P(研究人群)标准。尽管研究设计为RCT,干预措施为SGLT2抑制剂,对照为安慰剂,且发表于英文期刊,但P的不匹配直接触发排除标准第5条(健康志愿者研究)。因此,尽管其他PICO要素部分符合,仍应排除。" }, "processingTime": 14253 }, { "literatureId": "test-008", "title": "Comparative Effectiveness of SGLT2 Inhibitors versus DPP-4 Inhibitors in Elderly Patients with Type 2 Diabetes", "expectedDecision": "exclude", "actualDecision": "pending", "isCorrect": false, "hasConsensus": false, "needReview": true, "avgConfidence": 0.95, "deepseekResult": { "judgment": { "P": "match", "I": "match", "C": "partial", "S": "mismatch" }, "evidence": { "P": "Medicare beneficiaries aged ≥65 years with type 2 diabetes", "I": "patients initiating SGLT2 inhibitors (n=42,371)", "C": "compared with those initiating DPP-4 inhibitors (n=126,806)", "S": "We conducted a nationwide cohort study using claims data" }, "conclusion": "exclude", "confidence": 0.95, "reason": "该文献明确触发排除标准,主要问题在于研究设计不符合要求。文献明确描述为队列研究(nationwide cohort study using claims data),而研究方案要求必须是随机对照试验(RCT)。对照措施部分匹配,虽然使用了DPP-4抑制剂作为对照,但研究方案要求安慰剂或常规降糖疗法。研究人群(老年2型糖尿病患者)和干预措施(SGLT2抑制剂)符合要求,结局指标也报告了心血管结局(心衰住院、主要不良心血管事件)。但由于研究设计为观察性队列研究,明确触发排除标准第7条,因此必须排除。" }, "qwenResult": { "judgment": { "P": "match", "I": "match", "C": "mismatch", "S": "mismatch" }, "evidence": { "P": "We conducted a nationwide cohort study using claims data from Medicare beneficiaries aged ≥65 years with type 2 diabetes.", "I": "We compared patients initiating SGLT2 inhibitors (n=42,371) with those initiating DPP-4 inhibitors (n=126,806) between 2013 and 2017.", "C": "those initiating DPP-4 inhibitors", "S": "We conducted a nationwide cohort study using claims data from Medicare beneficiaries" }, "conclusion": "exclude", "confidence": 0.95, "reason": "该研究纳入的是2型糖尿病患者,符合P标准;干预措施为SGLT2抑制剂,符合I标准。但对照组为DPP-4抑制剂,不符合方案中‘安慰剂或常规降糖疗法’的C标准,属于非等效对照。更重要的是,研究设计为队列研究,属于观察性研究,不满足S要求的随机对照试验(RCT),明确触发排除标准中的‘观察性研究’条款。因此,尽管部分PICO要素匹配,但因研究设计不符,应排除。" }, "processingTime": 12808 }, { "literatureId": "test-009", "title": "Severe Diabetic Ketoacidosis Associated with SGLT2 Inhibitor Use: A Case Report", "expectedDecision": "exclude", "actualDecision": "exclude", "isCorrect": true, "hasConsensus": true, "needReview": false, "avgConfidence": 0.95, "deepseekResult": { "judgment": { "P": "match", "I": "match", "C": "mismatch", "S": "mismatch" }, "evidence": { "P": "\"A 52-year-old man with type 2 diabetes\"", "I": "\"patient treated with dapagliflozin\"", "C": "摘要中未提及任何对照措施或安慰剂", "S": "\"We report a case of severe euglycemic diabetic ketoacidosis\",明确为病例报告" }, "conclusion": "exclude", "confidence": 0.95, "reason": "该文献明确触发排除标准:这是一篇病例报告(标题和摘要中多次提及'case report'和'case'),而非随机对照试验。虽然研究人群(2型糖尿病患者)和干预措施(SGLT2抑制剂)符合PICO标准,但研究设计不符合要求的RCT设计,且未报告心血管结局数据(主要讨论糖尿病酮症酸中毒)。根据排除标准第2条(病例报告、病例系列),应直接排除。" }, "qwenResult": { "judgment": { "P": "match", "I": "match", "C": "mismatch", "S": "mismatch" }, "evidence": { "P": "A 52-year-old man with type 2 diabetes on dapagliflozin 10 mg daily presented to the emergency department with nausea, vomiting, and abdominal pain.", "I": "A 52-year-old man with type 2 diabetes on dapagliflozin 10 mg daily presented to the emergency department with nausea, vomiting, and abdominal pain.", "C": "There is no mention of a control group or comparison with placebo or conventional therapy.", "S": "This is a case report, as indicated by the title: 'Severe Diabetic Ketoacidosis Associated with SGLT2 Inhibitor Use: A Case Report'." }, "conclusion": "exclude", "confidence": 0.95, "reason": "该文献为病例报告,研究设计不符合方案要求的随机对照试验(RCT),故S维度不匹配。尽管研究人群(P)和干预措施(I)符合标准,但缺乏对照组(C),且研究类型属于排除标准中的'病例报告'。根据排除标准第2条,此类文献应被排除。虽然提到了2型糖尿病患者使用SGLT2抑制剂,但无对照、非RCT设计,无法提供因果推断证据,因此最终决定排除。" }, "processingTime": 12092 }, { "literatureId": "test-010", "title": "Effect of Sotagliflozin on Cardiovascular and Renal Events in Patients with Type 2 Diabetes and Moderate Renal Impairment", "expectedDecision": "uncertain", "actualDecision": "pending", "isCorrect": false, "hasConsensus": false, "needReview": true, "avgConfidence": 0.95, "deepseekResult": { "judgment": { "P": "match", "I": "mismatch", "C": "match", "S": "match" }, "evidence": { "P": "we enrolled 10,584 patients with type 2 diabetes", "I": "sotagliflozin, a dual SGLT1 and SGLT2 inhibitor", "C": "randomly assigned to receive sotagliflozin 200 mg or placebo", "S": "In this randomized, double-blind, placebo-controlled trial" }, "conclusion": "exclude", "confidence": 0.95, "reason": "该文献明确触发排除标准,主要问题在于干预措施不匹配。研究使用的是sotagliflozin(一种SGLT1和SGLT2双重抑制剂),而非方案要求的SGLT2抑制剂(如empagliflozin、dapagliflozin、canagliflozin等)。虽然研究人群(2型糖尿病成人患者)、对照(安慰剂)、研究设计(RCT)和结局指标(心血管结局)均符合PICO标准,且满足纳入标准中的研究设计、结局报告、语言和发表时间要求,但干预措施的根本性差异导致必须排除。SGLT1/SGLT2双重抑制剂与纯SGLT2抑制剂在作用机制和临床效果上存在差异,不应混为一谈。" }, "qwenResult": { "judgment": { "P": "match", "I": "match", "C": "match", "S": "match" }, "evidence": { "P": "patients with type 2 diabetes, cardiovascular disease, and an estimated glomerular filtration rate of 25 to 60 ml per minute per 1.73 m²", "I": "sotagliflozin, a dual SGLT1 and SGLT2 inhibitor... patients were randomly assigned to receive sotagliflozin 200 mg or placebo once daily", "C": "placebo once daily", "S": "randomized, double-blind, placebo-controlled trial" }, "conclusion": "include", "confidence": 0.95, "reason": "该研究纳入2型糖尿病成人患者,符合P标准;干预措施为SGLT2抑制剂(sotagliflozin),虽为双抑制剂但包含SGLT2抑制作用,符合I标准;对照为安慰剂,符合C标准;研究设计为RCT,符合S标准。心血管结局明确报告了心血管死亡、心衰住院等复合终点,满足O指标要求。研究发表于2019年(基于背景知识),英文全文,非排除类型,完全符合所有纳入标准且未触发任何排除标准。" }, "processingTime": 13503 } ] }