pooled analysis

汇集分析
  • 文章类型: Journal Article
    益生菌可以减少伊立替康引起的腹泻,这是由于肠道β-d-葡糖醛酸酶活性的降低。这项研究包括两项临床试验的联合分析,旨在确定益生菌在预防转移性结直肠癌(CRC)患者伊立替康引起的腹泻中的有效性。
    这项联合分析包括在Probio-SK-003(NCT01410955)中登记的46例CRC患者和来自Probio-SK-005(NCT02819960)的233例患者,开始了具有相同资格标准的新的基于伊立替康的疗法。患者以1:1的比例随机分配至益生菌配方与安慰剂给药12周和6周,分别。由于研究治疗的持续时间不同,仅治疗前6周用于分析.
    总共,279名患者被随机分组,包括安慰剂组的142名患者和益生菌组的137名参与者。与安慰剂相比,服用益生菌并未显着降低3/4级腹泻的发生率(安慰剂12.7%vs.益生菌6.6%,p=0.11)。腹泻的总发病率均无(安慰剂48.6%vs.益生菌41.6%,p=0.28)也没有小肠结肠炎的发生率(安慰剂4.2%vs.益生菌0.7%,p=0.12)在安慰剂与安慰剂中有所不同益生菌手臂。然而,亚组分析显示,接受安慰剂的结肠造口术患者腹泻的发生率明显更高(安慰剂51.2%vs.益生菌25.7%,p=0.028)和3/4级腹泻(安慰剂14.6%vs.益生菌0.0%,p=0.03)与益生菌臂相比。
    这项综合分析表明,益生菌可能有助于预防结肠造口的结直肠癌患者伊立替康引起的腹泻。
    UNASSIGNED: Probiotics could decrease irinotecan-induced diarrhea due to the reduction of intestinal beta-d-glucuronidase activity. This study included a combined analysis of two clinical trials aimed to determine the effectiveness of the probiotics in the prophylaxis of irinotecan-induced diarrhea in metastatic colorectal cancer (CRC) patients.
    UNASSIGNED: This combined analysis included 46 patients with CRC enrolled in the Probio-SK-003 (NCT01410955) and 233 patients from Probio-SK-005 (NCT02819960) starting a new line of irinotecan-based therapy with identical eligibility criteria. Patients were randomized in a ratio 1:1 to probiotic formulas vs. placebo administered for 12 and 6 weeks, respectively. Due to the different durations of study treatments, only the first 6 weeks of therapy were used for analysis.
    UNASSIGNED: In total, 279 patients were randomized, including 142 patients in the placebo and 137 participants in the probiotic arm. Administration of probiotics did not significantly reduce the incidence of grade 3/4 diarrhea compared to placebo (placebo 12.7% vs. probiotics 6.6%, p = 0.11). Neither the overall incidence of diarrhea (placebo 48.6% vs. probiotics 41.6%, p = 0.28) nor the incidence of enterocolitis (placebo 4.2% vs. probiotics 0.7%, p = 0.12) was different in the placebo vs. probiotic arm. However, subgroup analysis revealed that patients with a colostomy who received a placebo had a significantly higher incidence of any diarrhea (placebo 51.2% vs. probiotics 25.7%, p = 0.028) and grade 3/4 diarrhea (placebo 14.6% vs. probiotics 0.0%, p = 0.03) compared to the probiotic arm.
    UNASSIGNED: This combined analysis suggests that probiotics could be beneficial in the prevention of irinotecan-induced diarrhea in colorectal cancer patients with colostomy.
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  • 文章类型: Journal Article
    MET过表达代表了晚期非小细胞肺癌(NSCLC)中MET畸变的最多。然而,除了MET外显子14(METex14)跳跃突变被认为是临床生物标志物,MET过表达作为MET抑制剂预测因子的作用尚不清楚.
    汇总分析的目的是探索gumarontinib的安全性和有效性,一种高度选择性的口服MET抑制剂,在驱动基因阴性的NSCLC患者中,MET过表达。
    NSCLC患者MET过表达[免疫组织化学(IHC)3+由中心实验室确定]不携带表皮生长因子受体突变,选择来自两个单臂研究的接受Gumarontinib300mgQD的METex14跳跃突变或其他已知驱动基因改变并汇集用于分析。疗效[客观反应率(ORR),疾病控制率(DCR),响应的持续时间,无进展生存期(PFS)和总生存期(OS)]和安全性[治疗紧急不良事件(TEAE),评估与治疗相关的AE(TRAE)和严重AE(SAE)。
    共有32例MET过表达患者纳入分析,包括12名拒绝或不适合化疗的未接受治疗的患者,和20名预先治疗的患者谁接受了1行先前的全身抗肿瘤治疗。总的来说,ORR为37.5%[95%置信区间(CI):21.1-56.3%],DCR为81.3%(95%CI:63.6-92.8%),中位数PFS(mPFS)和中位数OS(mOS)分别为6.9个月(95%CI:3.6-9.7)和17.0个月(95%CI:10.3-不可评估),分别。最常见的不良事件是水肿(59.4%),低白蛋白血症(40.6%),丙氨酸转氨酶增加(31.3%)。
    Gumarontinib在MET过表达驱动基因阴性的局部晚期或转移性NSCLC患者中显示出有希望的抗肿瘤活性,这需要进一步的临床试验。
    ClinicalTrials.gov标识符:NCT03457532;NCT04270591。
    UNASSIGNED: MET overexpression represents the most MET aberration in advanced non-small-cell lung cancer (NSCLC). However, except MET exon 14 (METex14) skipping mutation was recognized as a clinical biomarker, the role of MET overexpression as a predictive factor to MET inhibitor is not clear.
    UNASSIGNED: The purpose of the pooled analysis is to explore the safety and efficiency of gumarontinib, a highly selective oral MET inhibitor, in drive-gene negative NSCLC patients with MET overexpression.
    UNASSIGNED: NSCLC patients with MET overexpression [immunohistochemistry (IHC) ⩾3+ as determined by central laboratory] not carrying epidermal growth factor receptor mutation, METex14 skipping mutation or other known drive gene alternations who received Gumarontinib 300 mg QD from two single arm studies were selected and pooled for the analysis. The efficacy [objective response rate (ORR), disease control rate (DCR), duration of response, progression-free survival (PFS) and overall survival (OS)] and safety [treatment emergent adverse event (TEAE), treatment related AE (TRAE) and serious AE (SAE) were assessed.
    UNASSIGNED: A total of 32 patients with MET overexpression were included in the analysis, including 12 treatment naïve patients who refused or were unsuitable for chemotherapy, and 20 pre-treated patients who received ⩾1 lines of prior systemic anti-tumour therapies. Overall, the ORR was 37.5% [95% confidence interval (CI): 21.1-56.3%], the DCR was 81.3% (95% CI: 63.6-92.8%), median PFS (mPFS) and median OS (mOS) were 6.9 month (95% CI: 3.6-9.7) and 17.0 month (95% CI: 10.3-not evaluable), respectively. The most common AEs were oedema (59.4%), hypoalbuminaemia (40.6%), alanine aminotransferase increased (31.3%).
    UNASSIGNED: Gumarontinib showed promising antitumour activity in driver-gene negative locally advanced or metastatic NSCLC patients with MET overexpression, which warranted a further clinical trial.
    UNASSIGNED: ClinicalTrials.gov identifier: NCT03457532; NCT04270591.
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  • 文章类型: Journal Article
    这项研究旨在确定与艾沙司酮具有强烈的家庭血压(BP)降低作用以及接受艾沙司酮治疗的高血压患者血清钾水平升高的发生率相关的因素。对五个多中心的汇总分析,prospective,进行了开放标签单臂研究,包括完整分析集(FAS)中的479名患者和安全性分析集中的492名患者。FAS(主要终点)从基线到第12周的早晨家庭收缩压(SBP)和舒张压(DBP)变化的多元线性回归分析显示,男性(估计变化4.37mmHg),办公室脉搏率≥100次/分钟(25.10mmHg),使用钙通道阻滞剂(CCB)作为基础降压药(4.53mmHg)与上午家庭SBP的阳性估计变化(降低BP的作用较弱)显著相关.CCB使用(3.70mmHg)与早晨家庭DBP的估计变化有关。尿白蛋白与肌酐比值30至<300mg/gCr(-4.13mmHg)与早晨家庭SBP的负估计变化(降低BP的作用更强)显着相关。基于多元逻辑回归分析,基线血清钾水平升高(≥4.5vs<4.5mEq/L,比值比13.502)与伊沙雷酮治疗后血清钾水平≥5.5mEq/L的高发生率显着相关。总之,与艾沙司酮有较强的降BP作用相关的因素是女性和使用肾素-血管紧张素系统抑制剂作为基础降压药.基线血清钾水平≥4.5mEq/L的患者在伊沙雷酮治疗后出现血清钾水平升高(≥5.5mEq/L)的风险增加。
    This study aimed to identify factors associated with a strong home blood pressure (BP)-lowering effect of esaxerenone and the incidence of elevated serum potassium levels in hypertensive patients treated with esaxerenone. A pooled analysis of five multicenter, prospective, open-label single-arm studies was conducted, including 479 patients in the full analysis set (FAS) and 492 patients in the safety analysis set. Multivariate linear regression analysis of morning home systolic BP (SBP) and diastolic BP (DBP) changes from baseline to Week 12 in the FAS (primary endpoint) showed that male sex (estimated change 4.37 mmHg), office pulse rate ≥100 beats/min (25.10 mmHg), and calcium channel blocker (CCB) use as a basal antihypertensive agent (4.53 mmHg) were significantly associated with a positive estimated change (weaker BP-lowering effect) in morning home SBP. CCB use (3.70 mmHg) was associated with a positive estimated change in morning home DBP. Urine albumin-to-creatinine ratio 30 to <300 mg/gCr (-4.13 mmHg) was significantly associated with a negative estimated change (stronger BP-lowering effect) in morning home SBP. Based on multivariate logistic regression analysis, elevated baseline serum potassium level (≥4.5 vs < 4.5 mEq/L, odds ratio 13.502) was significantly associated with a high incidence of serum potassium level ≥5.5 mEq/L after esaxerenone treatment. In conclusion, factors associated with a strong BP-lowering effect of esaxerenone were female sex and use of renin-angiotensin system inhibitors as a basal antihypertensive drug. Patients with baseline serum potassium levels ≥4.5 mEq/L had an increased risk of developing elevated serum potassium levels (≥5.5 mEq/L) after esaxerenone treatment.
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  • 文章类型: Journal Article
    背景:基孔肯雅病是一种严重且使人衰弱的病毒感染,具有重大的疾病负担。VLA1553(IXCHIQ®)是一种减毒活疫苗,获得主动免疫的许可,用于预防基孔肯雅病毒(CHIKV)引起的疾病。
    方法:在两项3期试验中,在年龄≥18岁的健康成人中评估了单剂量VLA1553后的免疫原性(N=656名参与者[根据方案分析集])。疫苗接种后180天的免疫原性数据(几何平均滴度[GMT],血清反应率,血清转换率)汇总了两项试验。基于年龄的亚组比较,性别,体重指数(BMI),种族,包括基线血清阳性。所有分析都是描述性的。
    结果:大多数参与者年龄在18-64岁(N=569/656[86.7%]),女性略多(N=372/656[56.7%]),大多数不是西班牙裔/拉丁裔(N=579/656[88.3%]),大多数是白人(N=517/656[78.8%])。在基线血清阴性参与者中,GMT在疫苗接种后第29天达到峰值,随后略有下降,但一直上升到第180天。在第29、85和180天,血清反应率为98.3%,97.7%,和96.4%,血清转换率为98.5%,98.4%,和98.2%。在第29天,年龄在18-64岁或≥65岁的参与者的血清反应率没有差异(98.1%对100%),第85天(97.4%对100%),第180天(96.3%对96.5%),也不基于性别,BMI,种族,或种族。在基线血清阳性参与者的一小部分异质人群中显示出免疫反应,GMT显示与基线血清阴性参与者相同的趋势。
    结论:单剂量VLA1553在第29天引发了非常强的免疫反应,在第180天,基线血清阴性和血清阳性参与者在两项3期试验的联合评估中仍然升高。该疫苗在年龄≥65岁和18-64岁的参与者中具有类似的免疫原性,基于性别的亚组分析没有差异,BMI,种族,或种族。
    BACKGROUND: Chikungunya is a serious and debilitating viral infection with a significant disease burden. VLA1553 (IXCHIQ®) is a live-attenuated vaccine licensed for active immunization for prevention of disease caused by chikungunya virus (CHIKV).
    METHODS: Immunogenicity following a single dose of VLA1553 was evaluated in healthy adults aged ≥18 years in two Phase 3 trials (N = 656 participants [per protocol analysis set]). Immunogenicity data to 180 days post-vaccination (geometric mean titers [GMTs], seroresponse rate, seroconversion rate) were pooled for the two trials. A comparison of subgroups based on age, sex, body mass index (BMI), race, and baseline seropositivity was included. All analyses were descriptive.
    RESULTS: Most participants were aged 18-64 years (N = 569/656 [86.7%]), there were slightly more females (N = 372/656 [56.7%]), most were not Hispanic/Latino (N = 579/656 [88.3%]), and most were White (N = 517/656 [78.8%]). In baseline seronegative participants, GMT peaked at Day 29 post-vaccination, and subsequently declined slightly but remained elevated until Day 180. At Days 29, 85, and 180, seroresponse rate was 98.3%, 97.7%, and 96.4% and seroconversion rate was 98.5%, 98.4%, and 98.2%. There were no differences in seroresponse rate in participants aged 18-64 years or ≥ 65 years at Day 29 (98.1% versus 100%), Day 85 (97.4% versus 100%), and Day 180 (96.3% versus 96.5%) nor based on sex, BMI, ethnicity, or race. An immune response was shown in a small heterogenous population of baseline seropositive participants, with GMTs showing the same trend as baseline seronegative participants.
    CONCLUSIONS: A single dose of VLA1553 elicited a very strong immune response by Day 29 that remained elevated at Day 180 in both baseline seronegative and seropositive participants in a combined evaluation of two Phase 3 trials. The vaccine was similarly immunogenic in participants aged ≥65 years and 18-64 years, and there were no differences based on subgroup analyses for sex, BMI, ethnicity, or race.
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  • 文章类型: Journal Article
    背景:有限数量的研究调查了高血压患者血压变异性(BPV)与认知障碍之间的关系。这项研究旨在确定BPV与认知功能下降之间的纵向关联以及血压(BP)控制在该关联中的作用。
    结果:来自HRS(健康与退休研究)的高血压参与者,ELSA(英国老龄化纵向研究),CHARLS(中国健康与退休纵向研究)被纳入其中。采用独立于平均值的变化(VIM)来测量BPV。认知功能通过标准问卷测量,并计算标准化的Z评分。采用线性混合模型和有限三次样条来探讨BPV与认知下降之间的关系。该研究包括4853、1616和1432名符合HRS标准的高血压患者,艾尔莎,还有CHARLS,分别。在调整协变量后,BP的VIM的每SD增量与两种收缩期BP的Z评分的整体认知功能下降显着相关(汇总β,-0.045[95%CI,-0.065至-0.029])和舒张压血压(合并β,-0.022[95%CI,-0.040至-0.004])。在服用抗高血压药物的高血压患者和血压控制良好的高血压患者中观察到类似的负相关。
    结论:高BPV与高血压患者更快的认知功能下降独立相关,即使是那些服用抗高血压药物或血压控制良好的人。需要进一步的研究来证实我们的结果,并确定降低BPV是否可以预防或延缓认知能力下降。
    BACKGROUND: A limited number of studies investigated the association between blood pressure variability (BPV) and cognitive impairment in patients with hypertension. This study aimed to identify the longitudinal association between BPV and cognitive decline and the role of blood pressure (BP) control in this association.
    RESULTS: Participants with hypertension from the HRS (Health and Retirement Study), the ELSA (English Longitudinal Study of Ageing), and the CHARLS (China Health and Retirement Longitudinal Study) were included. Variation independent of the mean (VIM) was adopted to measure BPV. Cognitive function was measured by standard questionnaires, and a standardized Z score was calculated. Linear mixed-model and restricted cubic splines were adopted to explore the association between BPV and cognitive decline. The study included 4853, 1616, and 1432 eligible patients with hypertension from the HRS, ELSA, and CHARLS, respectively. After adjusting for covariates, per-SD increment of VIM of BP was significantly associated with global cognitive function decline in Z scores in both systolic BP (pooled β, -0.045 [95% CI, -0.065 to -0.029]) and diastolic BP (pooled β, -0.022 [95% CI, -0.040 to -0.004]) among hypertensive patients. Similar inverse associations were observed in patients with hypertension taking antihypertensive drugs and in patients with hypertension with well-controlled BP.
    CONCLUSIONS: High BPV was independently associated with a faster cognitive decline among patients with hypertension, even those with antihypertensive medications or well-controlled BP. Further studies are needed to confirm our results and determine whether reducing BPV can prevent or delay cognitive decline.
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  • 文章类型: Systematic Review
    目的:采用局部练习来激活,火车,或恢复特定肌肉的功能,它们通常被认为是治疗患有腰痛的个体的一部分。所以,本系统综述和荟萃分析旨在评估特定运动对非特异性下腰痛(LBP)一般人群的疗效.
    方法:我们在MEDLINE/PubMed中进行了电子搜索,Scopus,WebofScience(WoS),和谷歌学者从1990年1月到2021年6月。最初,确定了47,740条记录。删除重复项之后,留下了32,138条记录。在审阅标题和摘要之后,选择了262篇论文进行全面评估。其中,208项研究被排除在外,导致54项试验符合本研究的纳入标准.此外,这些试验中有46项是随机对照试验,并进一步进行了荟萃分析。我们纳入了研究运动疗法有效性的试验,包括深躯干肌肉的等距激活,加强练习,稳定演习,伸展运动,LBP患者的本体感觉神经肌肉促进运动(PNF)。主要结果是疼痛强度,使用视觉模拟量表(VAS)和数字疼痛评定量表(NPRS)等工具进行测量。次要结果是残疾,通过RolandMorris残疾问卷(RMDQ)和Oswestry残疾指数(ODI)等工具进行评估。使用Verhagen工具评估合格研究的质量,并使用GRADE方法评估证据水平。
    结果:基于Verhagen工具,46项试验(85.2%)被归类为方法学质量低,而8项研究(14.8%)被认为具有中等方法学质量。荟萃分析表明,较小的功效有利于深躯干肌肉的等距激活(-0.37,95%CI:-0.88至0.13),中等疗效有利于稳定运动(-0.53,95%CI:-1.13至0.08),通过VAS或NPRS工具评估,PNF锻炼对减轻疼痛强度的功效很大(-0.91,95%CI:-1.62至-0.2)。此外,荟萃分析显示,对躯干深肌肉的等距激活具有中等疗效(-0.61,CI:-1.02至-0.19),以及PNF锻炼在改善残疾方面的巨大功效(-1.26,95%CI:-1.81至-0.72),使用RMDQ或ODI问卷进行评估。证据的确定性程度,根据等级方法确定,非常低到低。
    结论:这些发现强调了纳入局部治疗锻炼作为管理非特异性LBP的基本方面的重要性。临床医生应考虑利用针对个体患者需求的局部治疗锻炼。此外,进一步研究最佳运动疗法,锻炼的最佳剂量,持续时间,长期依从性是必要的,以提高非特异性LBP运动干预的精确性和疗效.
    OBJECTIVE: Localized exercises are employed to activate, train, or restore the function of particular muscles and they are usually considered as part of treating individuals suffering low back pain. So, this systematic review and meta-analysis aimed to assess the efficacy of specific exercises in general population with non-specific low back pain (LBP).
    METHODS: We conducted electronic searches in MEDLINE/PubMed, Scopus, Web of Science (WoS), and Google scholar from January 1990 to June 2021. Initially, 47,740 records were identified. Following the removal of duplicates, 32,138 records were left. After reviewing titles and abstracts, 262 papers were chosen for thorough assessment. Among these, 208 studies were excluded, resulting in 54 trials meeting the inclusion criteria for this study. Additionally, 46 of these trials were randomized controlled trials and were further evaluated for the meta-analysis. We included trials investigating the effectiveness of exercise therapy, including isometric activation of deep trunk muscles, strengthening exercises, stabilization exercises, stretching exercises, and proprioceptive neuromuscular facilitation exercises (PNF) in LBP patients. The primary outcome was pain intensity, measured using tools such as the visual analogue scale (VAS) and numeric pain rating scale (NPRS). The secondary outcome was disability, assessed through instruments such as the Roland Morris Disability Questionnaire (RMDQ) and Oswestry Disability Index (ODI). The quality of the eligible studies was assessed using the Verhagen tool, and the level of evidence was evaluated using the GRADE approach.
    RESULTS: Based on the Verhagen tool, 46 trials (85.2%) were categorized as having low methodological quality, while 8 studies (14.8%) were considered to have medium methodological quality. The meta-analysis indicated a small efficacy in favor of isometric activation of deep trunk muscles (-0.37, 95% CI: -0.88 to 0.13), a moderate efficacy in favor of stabilization exercises (-0.53, 95% CI: -1.13 to 0.08), and a large efficacy in favor of PNF exercises (-0.91, 95% CI: -1.62 to -0.2) for reducing pain intensity as assessed by VAS or NPRS tools. Moreover, the meta-analysis revealed a moderate efficacy for isometric activation of deep trunk muscles (-0.61, CI: -1.02 to -0.19), and a large efficacy for PNF exercises (-1.26, 95% CI: -1.81 to -0.72) in improving disability, assessed using RMDQ or ODI questionnaires. The level of certainty in the evidence, as determined by the GRADE approach, was very low to low.
    CONCLUSIONS: These findings emphasize the importance of incorporating localized therapeutic exercises as a fundamental aspect of managing non-specific LBP. Clinicians should consider utilizing localized therapeutic exercise tailored to individual patient needs. Furthermore, further research investigating optimal exercise therapy, optimal dose of the exercises, durations, and long-term adherence is warranted to enhance the precision and efficacy of exercise-based interventions for non-specific LBP.
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  • 文章类型: Journal Article
    背景:在4项3期临床试验的汇总分析中评估了辅助派姆单抗的安全性。
    方法:患者已完全切除IIIA期,IIIB,或美国癌症联合委员会的IIIC黑色素瘤,第7版,标准(AJCC-7;KEYNOTE-054);符合AJCC-8(KEYNOTE-716)的IIB期或IIC黑色素瘤;IB期,II,根据AJCC-7(PEARLS/KEYNOTE-091)或IIIA非小细胞肺癌;或肾切除术/转移切除术后透明细胞肾细胞癌复发风险增加(KEYNOTE-564)。患者每3周接受一次200mg的pembrolizumab(儿科患者为2mg/kg至200mg)或安慰剂,持续约1年。总结了接受≥1剂量治疗的患者的不良事件(AE)。
    结果:数据来自4125名接受派姆单抗(n=2060)或安慰剂(n=2065)治疗的患者。pembrolizumab治疗的中位(范围)持续时间为11.1个月(0.0-18.9),安慰剂治疗为11.2个月(0.0-18.1)。治疗相关的AE发生在pembrolizumab组的78.6%(1620/2060)患者(3-5级,16.3%[336/2060])和安慰剂组的58.7%(1212/2065)患者(3-5级,3.5%[72/2065])中。免疫介导的AE(例如肾上腺功能不全,垂体炎,和甲状腺炎)发生在36.2%(746/2060)的pembrolizumab组(3-5级,8.6%[177/2060])和8.4%(174/2065)的安慰剂组(3-5级,1.1%[23/2065]).在免疫介导的AE或输注反应≥1的患者中,在pembrolizumab和安慰剂组中,有35.2%(268/761)和20.2%(39/193)的患者需要全身性皮质类固醇,分别。
    结论:辅助派姆单抗显示了可控制的安全性,与晚期疾病的先前报告相当。
    BACKGROUND: The safety profile of adjuvant pembrolizumab was evaluated in a pooled analysis of 4 phase 3 clinical trials.
    METHODS: Patients had completely resected stage IIIA, IIIB, or IIIC melanoma per American Joint Committee on Cancer, 7th edition, criteria (AJCC-7; KEYNOTE-054); stage IIB or IIC melanoma per AJCC-8 (KEYNOTE-716); stage IB, II, or IIIA non-small cell lung cancer per AJCC-7 (PEARLS/KEYNOTE-091); or postnephrectomy/metastasectomy clear cell renal cell carcinoma at increased risk of recurrence (KEYNOTE-564). Patients received adjuvant pembrolizumab 200 mg (2 mg/kg up to 200 mg for pediatric patients) or placebo every 3 weeks for approximately 1 year. Adverse events (AEs) were summarized for patients who received ≥ 1 dose of treatment.
    RESULTS: Data were pooled from 4125 patients treated with pembrolizumab (n = 2060) or placebo (n = 2065). Median (range) duration of treatment was 11.1 months (0.0-18.9) with pembrolizumab and 11.2 months (0.0-18.1) with placebo. Treatment-related AEs occurred in 78.6 % (1620/2060) of patients in the pembrolizumab group (grade 3-5, 16.3 % [336/2060]) and 58.7 % (1212/2065) in the placebo group (grade 3-5, 3.5 % [72/2065]). Immune-mediated AEs (e.g. adrenal insufficiency, hypophysitis, and thyroiditis) occurred in 36.2 % (746/2060) of patients in the pembrolizumab group (grade 3-5, 8.6 % [177/2060]) and 8.4 % (174/2065) in the placebo group (grade 3-5, 1.1 % [23/2065]). Of patients with ≥ 1 immune-mediated AE or infusion reaction, systemic corticosteroids were required for 35.2 % (268/761) and 20.2 % (39/193) of patients in the pembrolizumab and placebo groups, respectively.
    CONCLUSIONS: Adjuvant pembrolizumab demonstrated a manageable safety profile that was comparable to prior reports in advanced disease.
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  • 文章类型: Journal Article
    目的:评估扩展型人乳头瘤病毒(HPV)基因分型在高危型HPV阳性女性分诊中的临床价值,专注于宫颈癌前病变检测和阴道镜转诊之间的权衡。
    方法:使用双变量随机效应模型来评估原发性HPV筛查的诊断准确性,并采用以下分诊策略来检测宫颈癌前病变:(i)HPV16/18的部分基因分型结合细胞学检测在意义阈值未确定的非典型鳞状细胞(用作比较),(ii)HPV16/18/58/52的基因分型,(iii)HPV16/18/58/52/33的基因分型,(iv)HPV16/18/58/33/31的基因分型,(v)HPV16/18/58/52/33/31的基因分型,和(vi)HPV16/18/58/52/33/31/39/51的基因分型。使用临床管理的内部风险基准来评估每种分诊策略的风险分层。
    结果:共有16,982名妇女(平均年龄46.1岁,范围17-69)包括在此分析中。ForCIN3+检测,HPV16/18/58/33/31基因分型的分诊阳性率较低(6.85%vs.7.35%,p=0.001),同时保持相似的灵敏度(91.35%vs.96.42%,p=0.32)和特异性(94.09%vs.93.67%,p=0.56)与比较器策略相比。对于CIN2+检测观察到类似的模式。HPV16/18/58/33/31基因分型试验阳性的女性对于阴道镜转诊的CIN3+有足够高的风险,而根据内部基准,检测阴性的女性的风险低于1年返回决策阈值。
    结论:我们的研究结果表明,扩展HPV基因分型有可能被用作一种整合到基于HPV的宫颈癌筛查中的分诊技术。导致减少对阴道镜转诊的需要,同时保持相似的疾病检测和有效的风险分层。
    OBJECTIVE: To assess the clinical values of extended human papillomavirus (HPV) genotyping in triage of high-risk HPV-positive women, focusing on the trade-off between cervical precancer detections and colposcopy referrals.
    METHODS: A bivariate random-effects model was used to estimate the diagnostic accuracy of primary HPV screening with following triage strategies to detect cervical precancers: (i) partial genotyping for HPV16/18 combined with cytological testing at atypical squamous cells of undetermined significance threshold (used as the comparator), (ii) genotyping for HPV16/18/58/52, (iii) genotyping for HPV16/18/58/52/33, (iv) genotyping for HPV16/18/58/33/31, (v) genotyping for HPV16/18/58/52/33/31, and (vi) genotyping for HPV16/18/58/52/33/31/39/51. Internal risk benchmarks for clinical management were used to evaluate the risk stratification of each triage strategy.
    RESULTS: A total of 16,982 women (mean age 46.1 years, range 17-69) were included in this analysis. For CIN3+ detection, triage with HPV16/18/58/33/31 genotyping achieved lower positivity (6.85% vs. 7.35%, p = 0.001), while maintaining similar sensitivity (91.35% vs. 96.42%, p = 0.32) and specificity (94.09% vs. 93.67%, p = 0.56) compared with the comparator strategy. Similar patterns were observed for CIN2+ detection. Women with a positive HPV16/18/58/33/31 genotyping test had high enough risk for CIN3+ for colposcopy referral, while the risk for women with a negative test was below the 1-year return decision threshold according to internal benchmarks.
    CONCLUSIONS: Our findings suggested extended HPV genotyping is of potential to be used as a triage technique integrated into HPV-based cervical cancer screening, leading to reduced need for colposcopy referral while maintaining similar disease detection and efficient risk stratification.
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  • 文章类型: Journal Article
    结肠镜检查仍然是预防结直肠癌的主要方法。传统上,热圈套器息肉切除术(HSP)是切除大于5mm息肉的首选方法。然而,对于小于10毫米的息肉,冷圈套器息肉切除术(CSP)已成为首选方法。最近,CSP的使用已扩展到包括去除10至20毫米大小的无蒂息肉。我们的系统评价和荟萃分析旨在评估冷圈套性息肉切除术(CSP)与热圈套性息肉切除术(HSP)切除10-20mm息肉的安全性。我们搜索了在线医学文献分析和检索系统(MEDLINE),Embase,以及截至2020年4月的Cochrane数据库,以寻找直接比较CSP与HSP治疗大于10毫米息肉的研究。我们的主要重点是评估息肉切除术后延迟出血的风险;次要重点是术后需要医疗干预的任何不良事件的发生率。我们的搜索产生了三个比较研究,两项观察性研究,和一项随机对照试验(RCT),包括1,193例息肉切除术。其中,485使用CSP和708使用HSP进行。息肉切除术后出血(PPB)的合并比值比(OR)为0.36(95%置信区间{CI}:0.02,7.13),CochranQ检验P值为0.11,I2为53%。对于需要医疗护理的任何不良事件的风险,合并OR为0.15(95%CI:0.01,2.29),CochranQ检验P值为0.21,I2为35%。两项观察性研究的质量被认为是中等的,RCT只能以抽象形式提供,防止质量评估。我们的分析表明,对于10-20mm的息肉,CSP和HSP之间的息肉切除术后延迟出血或其他需要医疗护理的不良事件的发生率没有显着差异。
    Colonoscopy remains the primary method for preventing colorectal cancer. Traditionally, hot snare polypectomy (HSP) was the method of choice for removing polyps larger than 5 mm. Yet, for polyps smaller than 10 mm, cold snare polypectomy (CSP) has become the favored approach. Lately, the use of CSP has expanded to include the removal of sessile polyps that are between 10 and 20 mm in size. Our systematic review and meta-analysis aimed to evaluate the safety of cold snare polypectomy (CSP) compared to hot snare polypectomy (HSP) for resecting polyps measuring 10-20 mm. We searched the Medical Literature Analysis and Retrieval System Online (MEDLINE), Embase, and Cochrane databases up to April 2020 to find studies that directly compared CSP to HSP for polyps larger than 10 mm. Our main focus was on assessing the risk of delayed bleeding after polypectomy; a secondary focus was the incidence of any adverse events that required medical intervention post procedure. Our search yielded three comparative studies, two observational studies, and one randomized controlled trial (RCT), together encompassing 1,193 polypectomy procedures. Of these, 485 were performed using CSP and 708 with HSP. The pooled odds ratio (OR) for post-polypectomy bleeding (PPB) was 0.36 (95% confidence interval {CI}: 0.02, 7.13), with a Cochran Q test P-value of 0.11 and an I2 of 53%. For the risk of any adverse events necessitating medical care, the pooled OR was 0.15 (95% CI: 0.01, 2.29), with a Cochran Q test P-value of 0.21 and an I2 of 35%. The quality of the two observational studies was deemed moderate, and the RCT was only available in abstract form, preventing quality assessment. Our analysis suggests that there is no significant difference in the incidence of delayed post-polypectomy bleeding or other adverse events requiring medical attention between CSP and HSP for polyps measuring 10-20 mm.
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  • 文章类型: Letter
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