IPTW, inverse probability of treatment weighting

  • 文章类型: Journal Article
    未经证实:使用钇-90树脂微球的经动脉放射栓塞(TARE)是肝细胞癌(HCC)患者的既定治疗选择。然而,优化治疗应用和患者选择仍然具有挑战性。我们在这里报告有效性,安全性和预后因素,包括给药方法,在前瞻性观察性CIRT研究中与TARE治疗HCC相关。
    UNASSIGNED:我们分析了在2015年1月至2017年12月之间招募的422例HCC患者,在首次TARE后每3个月进行随访,直至24个月。基线时收集患者特征和治疗相关数据;不良事件和事件发生时间数据(总生存期[OS],每3个月随访一次,收集无进展生存期[PFS]和肝脏PFS).我们使用多变量Cox比例风险模型和倾向评分匹配来确定有效性结果的独立预后因素。
    未经评估:中位OS为16.5个月,中位PFS为6.1个月,中位肝PFS为6.7个月。与多变量分析的体表面积计算相比,分区模型剂量测定法提高了OS(危险比0.65;95%CI0.46-0.92;p=0.0144),这在完全匹配的倾向评分分析中得到了证实(风险比0.56;95%CI0.35-0.89;p=0.0136).OS的其他独立预后因素是ECOG表现状态>0(p=0.0018),腹水的存在(p=0.0152),右侧肿瘤(p=0.0002),门静脉血栓形成(p=0.0378)和主要门静脉血栓形成(p=0.0028)的存在,ALBI等级2(p=0.0043)和3(p=0.0014)。36.7%的患者发生不良事件,9.7%的患者经历3级或更高的不良事件。
    UNASSIGNED:这个大型前瞻性观察数据集表明TARE是HCC患者的有效且安全的治疗方法。使用分区模型剂量测定与生存结果的显着改善相关。
    UNASSIGNED:经动脉放射栓塞(TARE)是一种局部放射治疗,是原发性肝癌的潜在治疗选择。我们观察了TARE在各个欧洲国家的实际临床实践中的使用情况,以及是否有任何因素可以预测治疗效果。我们发现,当使用更复杂但个性化的方法来计算施加的辐射活动时,与使用更通用的方法相比,患者的反应更好.此外,我们确定了一般患者的健康状况,腹水和肝功能可以预测TARE后的预后。
    未经评估:NCT02305459。
    UNASSIGNED: Transarterial radioembolization (TARE) with Yttrium-90 resin microspheres is an established treatment option for patients with hepatocellular carcinoma (HCC). However, optimising treatment application and patient selection remains challenging. We report here on the effectiveness, safety and prognostic factors, including dosing methods, associated with TARE for HCC in the prospective observational CIRT study.
    UNASSIGNED: We analysed 422 patients with HCC enrolled between Jan 2015 and Dec 2017, with follow-up visits every 3 months for up to 24 months after first TARE. Patient characteristics and treatment-related data were collected at baseline; adverse events and time-to-event data (overall survival [OS], progression-free survival [PFS] and hepatic PFS) were collected at every 3-month follow-up visit. We used the multivariable Cox proportional hazard model and propensity score matching to identify independent prognostic factors for effectiveness outcomes.
    UNASSIGNED: The median OS was 16.5 months, the median PFS was 6.1 months, and the median hepatic PFS was 6.7 months. Partition model dosimetry resulted in improved OS compared to body surface area calculations on multivariable analysis (hazard ratio 0.65; 95% CI 0.46-0.92; p = 0.0144), which was confirmed in the exact matching propensity score analysis (hazard ratio 0.56; 95% CI 0.35-0.89; p = 0.0136). Other independent prognostic factors for OS were ECOG-performance status >0 (p = 0.0018), presence of ascites (p = 0.0152), right-sided tumours (p = 0.0002), the presence of portal vein thrombosis (p = 0.0378) and main portal vein thrombosis (p = 0.0028), ALBI grade 2 (p = 0.0043) and 3 (p = 0.0014). Adverse events were recorded in 36.7% of patients, with 9.7% of patients experiencing grade 3 or higher adverse events.
    UNASSIGNED: This large prospective observational dataset shows that TARE is an effective and safe treatment in patients with HCC. Using partition model dosimetry was associated with a significant improvement in survival outcomes.
    UNASSIGNED: Transarterial radioembolization (TARE) is a form of localised radiation therapy and is a potential treatment option for primary liver cancer. We observed how TARE was used in real-life clinical practice in various European countries and if any factors predict how well the treatment performs. We found that when a more complex but personalised method to calculate the applied radiation activity was used, the patient responded better than when a more generic method was used. Furthermore, we identified that general patient health, ascites and liver function can predict outcomes after TARE.
    UNASSIGNED: NCT02305459.
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  • 文章类型: Journal Article
    UNASSIGNED:射频消融(RFA)和消融性外束放疗(消融性RT)通常用于治疗小的肝内恶性肿瘤。我们对肿瘤学结果进行了荟萃分析,并系统地回顾了肿瘤位置和大小的临床考虑。
    未经授权:PubMed,Medline,Embase,和Cochrane图书馆数据库在2022年2月24日进行了搜索。比较RFA和消融性RT的研究,提供其中一个终点(局部控制或生存),包括每组≥5名患者。
    UNASSIGNED:纳入21项研究,涉及4,638例患者。关于生存,比值比(OR)为1.204(p=0.194,有利于RFA,在所有研究中没有统计学意义),1.253(p=0.153)在肝细胞癌(HCC)研究中,和1.002(p=0.996)在结直肠癌转移研究中。关于本地控制,在所有研究中,OR为0.458(p<0.001,有利于消融RT),在肝癌研究中,0.452(p<0.001)有利于消融RT臂,和0.649(p=0.484)在结直肠癌转移研究中。RFA后,HCC研究的1年和2年生存率分别为91.8%和77.7%,消融RT后89.0%和76.0%,对于转移研究,RFA后分别为88.2%和66.4%,RT后分别为82.7%和60.6%,分别。文献分析表明,对于大于2-3厘米的肿瘤或肝脏中的特定亚位置(例如,膈下或血管周围部位),消融性RT比RFA更有效。具有中等质量的证据(参考美国放射肿瘤学会原发性肝癌临床指南的分级系统)。RFA和消融性RT组合并≥3级并发症发生率分别为2.9%和2.8%,分别(p=0.952)。
    UNASSIGNED:我们的研究表明,消融性RT可以产生与RFA相似的肿瘤结局,并表明它可以更有效地治疗难以进行RFA的肿瘤或大型肿瘤。
    未经授权:本研究在PROSPERO注册(方案号:CRD42022332997)。
    UNASSIGNED:射频消融(RFA)和消融性放疗(RT)是治疗小的肝内恶性肿瘤的非手术方式。消融RT显示肿瘤结果至少与RFA相似,并且在特定位置(例如血管周围或膈下位置)更有效。
    UNASSIGNED: Radiofrequency ablation (RFA) and ablative external beam radiotherapy (ablative RT) are commonly used to treat small intrahepatic malignancies. We meta-analysed oncologic outcomes and systematically reviewed the clinical consideration of tumour location and size.
    UNASSIGNED: PubMed, Medline, Embase, and Cochrane Library databases were searched on February 24, 2022. Studies comparing RFA and ablative RT, providing one of the endpoints (local control or survival), and encompassing ≥5 patients in each arm were included.
    UNASSIGNED: Twenty-one studies involving 4,638 patients were included. Regarding survival, the odds ratio (OR) was 1.204 (p = 0.194, favouring RFA, not statistically significant) among all studies, 1.253 (p = 0.153) among hepatocellular carcinoma (HCC) studies, and 1.002 (p = 0.996) among colorectal cancer metastasis studies. Regarding local control, the OR was 0.458 (p <0.001, favouring ablative RT) among all studies, 0.452 (p <0.001) among HCC studies, favouring the ablative RT arm, and 0.649 (p = 0.484) among colorectal cancer metastasis studies. Pooled 1- and 2-year survival rates for HCC studies were 91.8% and 77.7% after RFA, and 89.0% and 76.0% after ablative RT, respectively; and for metastasis studies were 88.2% and 66.4% after RFA and 82.7% and 60.6% after RT, respectively. Literature analysis suggests that ablative RT can be more effective than RFA for tumours larger than 2-3 cm or for specific sublocations in the liver (e.g. subphrenic or perivascular sites), with moderate quality of evidence (reference to the grading system of the American Society for Radiation Oncology Primary Liver Cancer Clinical Guidelines). The pooled grade ≥3 complication rates were 2.9% and 2.8% in the RFA and ablative RT arms, respectively (p = 0.952).
    UNASSIGNED: Our study shows that ablative RT can yield oncologic outcomes similar to RFA, and suggests that it can be more effective for the treatment of tumours in locations where RFA is difficult to perform or for large-sized tumours.
    UNASSIGNED: This study was registered with PROSPERO (Protocol No: CRD42022332997).
    UNASSIGNED: Radiofrequency ablation (RFA) and ablative radiotherapy (RT) are non-surgical modalities for the treatment of small intrahepatic malignancies. Ablative RT showed oncologic outcomes at least similar to those of RFA, and was more effective at specific locations (e.g. perivascular or subphrenic locations).
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  • 文章类型: Journal Article
    未经评估:麻醉途径是否是痴呆的独立危险因素尚不清楚。因此,我们进行了一项基于人群的倾向评分匹配(PSM)队列研究,以比较接受不同麻醉途径的手术患者痴呆发生率.
    UNASSIGNED:纳入标准是接受重大择期手术的20岁以上的住院患者,定义为不使用或使用吸入麻醉剂或区域麻醉需要GA的患者,并在2008年1月1日至2019年12月31日期间在台湾住院超过1天。接受重大择期手术的患者根据麻醉类型分为三组:非吸入麻醉,吸入麻醉,和区域麻醉,以1:1的比例匹配。确定痴呆的发生率(IR)。
    未经评估:PSM治疗了63,750名患者(非吸入麻醉组21,250名,吸入麻醉组21,250人,和21,250在区域麻醉组)。在多元Cox回归分析中,与区域麻醉组相比,吸入和非吸入麻醉组痴呆的校正风险比(aHR;95%置信区间)为20.16(15.40-26.35;p<0.001)和18.33(14.03-24.04;p<0.001),分别。吸入麻醉与非吸入麻醉相比,痴呆的aHR为1.13(1.03-1.22;p=0.028)。吸入性痴呆症的IRs,非吸入,区域麻醉组为3647.90、3492.00和272.99/10万人年,分别。
    未经证实:在这项基于人群的队列研究中,接受全身麻醉的手术患者中痴呆的发生率高于接受区域麻醉的患者.在接受全身麻醉的患者中,吸入麻醉比非吸入麻醉与痴呆的风险更高。我们的结果应该在随机对照试验中得到证实。
    未经评估:这项研究得到了Lo-Hsu医学基金会的部分支持,洛通宝爱医院(资金编号:10908、10909、11001、11002、11003、11006和11013)。
    UNASSIGNED: Whether the route of anaesthesia is an independent risk factor for dementia remains unclear. Therefore, we conducted a propensity score-matched (PSM) population-based cohort study to compare dementia incidence among surgical patients undergoing different routes of anaesthesia.
    UNASSIGNED: The inclusion criteria were being an inpatient >20 years of age who underwent major elective surgery, defined as those requiring GA without or with inhalation anaesthetics or regional anaesthesia, and being hospitalised for >1 day between Jan 1, 2008 and Dec 31, 2019 in Taiwan. Patients undergoing major elective surgery were categorised into three groups according to the type of anaesthesia administered: noninhalation anaesthesia, inhalation anaesthesia, and regional anaesthesia, matched at a 1:1 ratio. The incidence rate (IR) of dementia was determined.
    UNASSIGNED: PSM yielded 63,750 patients (21,250 in the noninhalation anaesthesia group, 21,250 in the inhalation anaesthesia group, and 21,250 in the regional anaesthesia group). In the multivariate Cox regression analysis, the adjusted hazard ratios (aHRs; 95% confidence intervals) of dementia for the inhalation and noninhalation anaesthesia groups compared with the regional anaesthesia group were 20.16 (15.40-26.35; p < 0.001) and 18.33 (14.03-24.04; p < 0.001), respectively. The aHR of dementia for inhalation anaesthesia compared with noninhalation anaesthesia was 1.13 (1.03-1.22; p = 0.028). The IRs of dementia for the inhalation, noninhalation, and regional anaesthesia groups were 3647.90, 3492.00, and 272.99 per 100,000 person-years, respectively.
    UNASSIGNED: In this population based cohort study, the incidence of dementia among surgical patients undergoing general anaesthesia was higher than among those undergoing regional anaesthesia. Among patients undergoing general anaesthesia, inhalation anaesthesia was associated with a higher risk of dementia than noninhalation anaesthesia. Our results should be confirmed in a randomised controlled trial.
    UNASSIGNED: The study was partially supported by Lo-Hsu Medical Foundation, Lotung Poh-Ai Hospital (Funding Number: 10908, 10909, 11001, 11002, 11003, 11006, and 11013).
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  • 文章类型: Journal Article
    UNASSIGNED:目的研究低通量光动力疗法(rf-PDT)治疗慢性中心性浆液性脉络膜视网膜病变(cCSC)的2年有效性。
    未经评估:回顾性队列研究。
    UNASSIGNED:从2007年5月至2017年6月,共纳入223例新诊断的cCSC伴活动性浆液性视网膜脱离(SRD)的连续患者,并随访至少2年。除白内障手术外,在招募开始前接受眼部治疗的患者和基线时黄斑新生血管形成的患者被排除在外。
    未经评估:所有患者都接受了全面的眼科评估,包括最佳矫正视力(BCVA)的测量,裂隙灯检查,扩张眼底检查,彩色眼底摄影,眼底自发荧光,荧光素血管造影,吲哚菁绿血管造影,和谱域OCT。应用逆概率加权(IPTW)方法来平衡接受rf-PDT(rf-PDT组)的患者和未接受治疗(对照)的患者之间的18个基线特征。进行治疗加权生存的逆概率分析和回归。
    UNASSIGNED:与基线视力(VA)相比,24个月时BCVA相同或改善的患者比例(VA维持率)。
    未经证实:共分析了155只眼(rf-PDT组:74只;对照:81只)。IPTW后患者的背景平衡良好,标准化差异<0.10。IPTW回归分析显示,rf-PDT组的VA维持率明显高于对照组(93.6%vs.70.9%,P<0.001,12个月;85.7%vs.69.8%,P=0.019,24个月)。rf-PDT组倾向于表现出更好的VA改善,但没有统计学意义(-0.06vs.-0.008,P=0.07,12个月;-0.06vs.-0.03,P=0.32,24个月)。IPTWCox回归显示rf-PDT组SRD完全缓解率显著较高(风险比,5.05;95%置信区间,3.24-7.89;P<0.001)。
    UNASSIGNED:该研究表明rf-PDT对cCSC的有益作用,既可以维持VA,也可以提高临床上SRD完全缓解的比例。
    UNASSIGNED: To investigate the 2-year effectiveness of reduced-fluence photodynamic therapy (rf-PDT) for chronic central serous chorioretinopathy (cCSC).
    UNASSIGNED: Retrospective cohort study.
    UNASSIGNED: A total of 223 consecutive patients with newly diagnosed cCSC with active serous retinal detachment (SRD) were included from May 2007 to June 2017 and followed up for at least 2 years. Patients who underwent ocular treatment other than cataract surgery before the beginning of recruitment and those who had macular neovascularization at baseline were excluded.
    UNASSIGNED: All patients underwent a comprehensive ophthalmic evaluation, including measurements of best-corrected visual acuity (BCVA), slit-lamp examination, dilated fundus examination, color fundus photography, fundus autofluorescence, fluorescein angiography, indocyanine green angiography, and spectral-domain OCT. An inverse probability of treatment weighting (IPTW) methodology was applied to balance 18 baseline characteristics between patients who received rf-PDT (rf-PDT group) and those who did not receive treatment (controls). Inverse probability of treatment weighting survival analysis and regression were performed.
    UNASSIGNED: The proportion of patients whose BCVA at 24 months was the same or improved compared with the baseline visual acuity (VA) (VA maintenance rate).
    UNASSIGNED: A total of 155 eyes (rf-PDT group: 74; controls: 81) were analyzed. The patients\' backgrounds were well balanced after IPTW with standardized differences of < 0.10. An IPTW regression analysis revealed that the VA maintenance rate was significantly higher in the rf-PDT group than in the controls (93.6% vs. 70.9%, P < 0.001, 12 months; 85.7% vs. 69.8%, P = 0.019, 24 months). The rf-PDT group tended to show better VA improvement, but was not statistically significant (-0.06 vs. -0.008, P = 0.07, 12 months; -0.06 vs. -0.03, P = 0.32, 24 months). An IPTW Cox regression showed a significantly higher rate of complete SRD remission in the rf-PDT group (hazard ratio, 5.05; 95% confidence interval, 3.24-7.89; P < 0.001).
    UNASSIGNED: The study suggests the beneficial effect of rf-PDT for cCSC for both VA maintenance and higher proportion of complete SRD remission in the clinical setting.
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  • 文章类型: Journal Article
    未经证实:心脏手术后房颤(POAF)与死亡率增加相关。盐酸兰地洛尔预防冠状动脉旁路移植术和瓣膜手术后POAF的疗效已有报道。然而,很少有证据表明其在主动脉根部后预防POAF中的作用,升主动脉,主动脉弓手术.这项研究旨在确定这些主动脉手术后静脉注射兰地洛尔与POAF发生率之间的关系。
    UNASSIGNED:我们纳入了358例连续没有术前房颤的成人患者,升主动脉,2011年1月1日至2018年12月31日在我们机构进行的主动脉弓手术。通过倾向评分匹配分析(n=222)估计兰地洛尔在预防POAF中的治疗作用。主要终点是术后72小时内POAF的发生率。次要终点包括不良临床事件,如30天死亡率和症状性脑梗死。
    未经评估:该队列的中位年龄为72岁,68.5%是男性,46.4%的患者接受了术后口服或经皮β受体阻滞剂。在通过倾向评分匹配最小化患者背景差异后,兰地洛尔组POAF的发生率明显低于参照组(18.9%vs38.7%;P=0.002)。兰地洛尔的使用与降低POAF的发生率相关(比值比,0.39;95%CI,0.21至-0.72;P=.003)。次要终点无显著差异。
    UNASSIGNED:静脉注射兰地洛尔与主动脉根部后POAF的发生率较低有关,升主动脉,主动脉弓手术.
    UNASSIGNED: Postoperative atrial fibrillation (POAF) after cardiac surgery is associated with increased mortality. The efficacy of landiolol hydrochloride for POAF prevention after coronary artery bypass grafting procedure and valve surgery has been reported. However, little evidence is available on its role in POAF prevention after aortic root, ascending aorta, and aortic arch surgery. This study aimed to determine the association between intravenous landiolol and the incidence of POAF after these aortic surgeries.
    UNASSIGNED: We included 358 consecutive adult patients without preoperative atrial fibrillation who underwent aortic root, ascending aorta, and aortic arch surgery between January 1, 2011, and December 31, 2018, at our institution. The therapeutic influence of landiolol in preventing POAF was estimated by propensity score-matched analysis (n = 222). The primary end point was the incidence of POAF within 72 hours after surgery. The secondary end points included adverse clinical events such as 30-day mortality and symptomatic cerebral infarction.
    UNASSIGNED: The median age of the cohort was 72 years, 68.5% were men, and 46.4% received postoperative oral or transdermal β-blockers. After minimizing differences in patient background by propensity score matching, the incidence of POAF in the landiolol group was significantly lower than that in the reference group (18.9% vs 38.7%; P = .002). Landiolol use was associated with reduced incidence of POAF (odds ratio, 0.39; 95% CI, 0.21 to -0.72; P = .003). There were no significant differences in secondary end points.
    UNASSIGNED: Intravenous landiolol was associated with a lower incidence of POAF after aortic root, ascending aorta, and aortic arch surgery.
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  • 文章类型: Journal Article
    UNASSIGNED:比较氨甲环酸(TXA)和ε-氨基己酸(EACA)在体外循环心脏手术中的应用。
    未经批准:在连续2年内,将824名在EACA短缺期间接受TXA的成年心脏手术患者与778名在短缺后接受EACA的患者进行了比较。通过图表审查和数据库查询收集患者特征以及过程和结果变量。这项回顾性分析使用治疗加权的逆概率来控制适应症的混淆,和倾向得分使用逻辑回归模型计算。
    未经评估:在调整后的型号中,TXA队列的总体输血率(比值比[OR],0.94;95%置信区间[95%CI],0.81-1.10)和血小板给药(OR,1.04;95%CI,0.85-1.27),红细胞(或,0.93;95%CI,0.80-1.09),新鲜冷冻血浆(或,1.00;95%CI,0.79-1.25),和冷沉淀(或,1.08;95%CI,0.71-1.64)与EACA队列相当。此外,在中风方面没有统计学差异,癫痫发作,死亡率,再次手术出血,胸管引流,和急性肾损伤。接受TXA的患者呼吸机时间较短(中位数差异-1.33小时[95%CI,-1.86至-0.80]),术后费用较低(中位数差异-2913美元[95%CI,-5147至-679])。
    UASSIGNED:在体外循环心脏手术期间用TXA代替EACA不会改变输血率或输血量,胸管引流也没有显着差异。接受TXA治疗的患者术后呼吸机使用时间和费用较低,但有统计学意义但无临床意义,而死亡率没有增加。中风,再次手术出血,急性肾损伤,或癫痫发作。
    UNASSIGNED: To compare tranexamic acid (TXA) and epsilon-aminocaproic acid (EACA) in patients undergoing cardiac surgery with cardiopulmonary bypass.
    UNASSIGNED: Over a consecutive 2-year period, 824 adult cardiac surgery patients who received TXA during an EACA shortage were compared with 778 patients who received EACA postshortage. Patient characteristics and process and outcome variables were collected through chart review and database queries. This retrospective analysis used inverse probability of treatment weighting to control for confounding by indication, and propensity scores were calculated using a logistic regression model.
    UNASSIGNED: In adjusted models, overall transfusion rates for the TXA cohort (odds ratio [OR], 0.94; 95% confidence interval [95% CI], 0.81-1.10) and administration of platelets (OR, 1.04; 95% CI, 0.85-1.27), red blood cells (OR, 0.93; 95% CI, 0.80-1.09), fresh frozen plasma (OR, 1.00; 95% CI, 0.79-1.25), and cryoprecipitate (OR, 1.08; 95% CI, 0.71-1.64) were equivalent to the EACA cohort. In addition, there was no statistical difference with respect to stroke, seizure, mortality, reoperation for bleeding, chest tube drainage, and acute kidney injury. Patients who received TXA had shorter ventilator times (difference in medians -1.33 hours [95% CI, -1.86 to -0.80]) and lower postsurgical charges (difference of medians -$2913 [95% CI, -5147 to -679]).
    UNASSIGNED: Substituting TXA for EACA during cardiac surgery with cardiopulmonary bypass did not change transfusion rate or amount, nor was there a significant difference in chest tube drainage. Patients who received TXA had a statistically significant but not clinically significant lower postoperative ventilator times and charges without an increase in mortality, stroke, reoperation for bleeding, acute kidney injury, or seizures.
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  • 文章类型: Journal Article
    目的:本研究的目的是评估接受经皮冠状动脉介入治疗(PCI)的未经选择的癌症患者的缺血和出血结局。
    背景:尽管存在缺血和出血风险的担忧,但接受PCI的癌症患者数量仍在增加。
    方法:在2009年至2017年期间,接受PCI的连续患者被前瞻性纳入伯尔尼PCI注册。癌症特异性数据,包括类型,初步诊断日期,收集PCI索引时的健康状况。我们进行了倾向评分匹配,以调整有癌症和无癌症患者之间的基线差异。主要缺血终点是面向装置的复合终点(心源性死亡,靶血管心肌梗死,靶病变血运重建)1年,主要出血终点为1年时出血学术研究联盟(BARC)2~5.
    结果:在13,647名患者中,1,368(10.0%)已确定诊断为癌症。3种主要的癌症类型是前列腺(n=294),胃肠道(n=188),和造血(n=177)。在PCI指数时,179名(13.1%)患者正在接受积极的癌症治疗。在匹配分析中,面向设备的复合终点没有显著差异(11.5%与10.2%;p=0.251),与没有癌症的患者相比,癌症患者的心脏死亡和BARC2至5出血发生率更高(6.8%vs.4.5%;p=0.010和8.0%vs.6.0%;p=0.026)。PCI前1年内的癌症诊断是心脏死亡和1年BARC2-5出血的独立预测因素。
    结论:在常规临床实践中接受PCI的患者中,癌症患者心脏死亡风险增加,而与支架相关缺血事件无关。接受PCI的癌症患者出血风险更高,值得特别关注。(心脏伯尔尼PCI注册;NCT02241291)。
    OBJECTIVE: The purpose of this study was to evaluate ischemic and bleeding outcomes of unselected cancer patients undergoing percutaneous coronary intervention (PCI).
    BACKGROUND: The number of cancer patients undergoing PCI is increasing despite concerns regarding ischemic and bleeding risks.
    METHODS: Between 2009 and 2017, consecutive patients undergoing PCI were prospectively included in the Bern PCI Registry. Cancer-specific data including type, date of initial diagnosis, and health status at index PCI were collected. We performed propensity score matching to adjust for baseline differences between patients with and without cancer. The primary ischemic endpoint was the device-oriented composite endpoint (cardiac death, target vessel myocardial infarction, target lesion revascularization) at 1 year, and the primary bleeding endpoint was Bleeding Academic Research Consortium (BARC) 2 to 5 at 1 year.
    RESULTS: Among 13,647 patients, 1,368 (10.0%) had an established diagnosis of cancer. The 3 leading cancer types were prostate (n = 294), gastrointestinal tract (n = 188), and hematopoietic (n = 177). At index PCI, 179 (13.1%) patients were receiving active cancer treatment. In matched analysis, there was no significant difference in device-oriented composite endpoint (11.5% vs. 10.2%; p = 0.251), whereas cardiac death and BARC 2 to 5 bleeding occurred more frequently among patients with cancer compared with those without cancer (6.8% vs. 4.5%; p = 0.010 and 8.0% vs. 6.0%; p = 0.026, respectively). Cancer diagnosis within 1 year before PCI emerged as an independent predictor for cardiac death and BARC 2 to 5 bleeding at 1 year.
    CONCLUSIONS: Cancer patients carry an increased risk of cardiac mortality that was not associated with stent-related ischemic events among patients undergoing PCI in routine clinical practice. Higher risk of bleeding in cancer patients undergoing PCI deserves particular attention. (CARDIOBASE Bern PCI Registry; NCT02241291).
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  • 文章类型: Journal Article
    UNASSIGNED: To assess 4 adverse renal outcomes in a heterogeneous cohort of patients with systolic heart failure (HF) who were prescribed sacubitril-valsartan vs angiotensin-converting enzyme inhibitor/angiotensin receptor blocker (ACEi/ARB).
    UNASSIGNED: The OptumLabs Database Warehouse, which contains linked administrative claims and laboratory results, was used to identify patients with systolic HF who were prescribed sacubitril-valsartan or ACEi/ARB between July 1, 2015, and September 30, 2019. One-to-one propensity score matching and inverse probability of treatment weighting was used to balance baseline variables. Cox proportional hazards modeling was performed to compare renal outcomes in both medication groups, including 30% or more decline in estimated glomerular filtration rate (eGFR), doubling of serum creatinine, acute kidney injury (AKI), and kidney failure (eGFR < 15 mL/min per 1.73 m2, kidney transplant, or dialysis initiation).
    UNASSIGNED: A total of 4667 matched pairs receiving sacubitril-valsartan or ACEi/ARB were included; the mean follow-up period was 7.8±7.8 months. The mean age was 69.4±11 years; 35% were female, 19% black, and 15% Hispanic. The cumulative risk at 1 year was 6% for 30% or more decline in eGFR, 2% for doubling of serum creatinine, 3% for AKI, and 2% to 3% for kidney failure. Furthermore, no significant differences in risk were observed with sacubitril-valsartan compared with ACEi/ARB for a 30% or more decline in eGFR (hazard ratio [HR], 0.96; 95% CI, 0.79 to 1.10), doubling of serum creatinine (HR, 0.94; 95% CI, 0.69 to 1.27); AKI (HR, 0.80; 95% CI, 0.63 to 1.03), and kidney failure (HR 0.80; 95% CI, 0.59 to 1.08).
    UNASSIGNED: Among patients with systolic HF, the risk of adverse renal outcomes was similar between patients prescribed sacubitril-valsartan and those prescribed ACEi/ARB.
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  • 文章类型: Journal Article
    UNASSIGNED: Antiviral treatment is known to improve survival in patients with chronic hepatitis B (CHB)-related hepatocellular carcinoma (HCC). Yet, the treatment uptake in CHB patients remains low. We aimed to report the secular trend in antiviral treatment uptake from 2007-2017, and to compare the effect of different nucleos(t)ide analogue (NA) initiation times (before vs. after HCC diagnosis) on survival.
    UNASSIGNED: A 3-month landmark analysis was used to compare overall survival in patients not receiving NA treatment (i.e. no NA), patients receiving NAs after their first HCC treatment (i.e. post-HCC NA), and patients receiving NAs ≤3 months before their first HCC treatment (i.e. pre-HCC NA). A propensity score-weighted Cox proportional hazards model was used to balance clinical characteristics between the 3 groups and to estimate hazard ratios (HRs).
    UNASSIGNED: The uptake of antiviral treatment in HCC patients increased from 47.3% in 2007 to 98.3% in 2017. The pre-HCC NA group contributed mostly to the uptake rate, which increased from 72.7% to 96.0% in the past decade. In addition, 3,843 CHB patients (407 no NA; 2,932 pre-HCC NA; 504 post-HCC NA) with HCC, receiving at least 1 type of HCC treatment, were included in the analysis. Lack of NA treatment at the time of HCC diagnosis increased the risk of death (weighted HR 3.05; 95% CI 2.70-3.44; p <0.001). The impact of the timing of NA treatment was insignificant (weighted HR 0.90; 95% CI 0.78-1.04; p = 0.161).
    UNASSIGNED: The uptake of antiviral treatment in HCC patients increased over the past decade. NA treatment, regardless of whether it was initiated before or after HCC diagnosis, improved survival. It is never too late to initiate NA treatment, even after HCC diagnosis.
    UNASSIGNED: More and more patients who have hepatitis B-related liver cancer received antiviral treatment over the past decade. The timing of starting antiviral treatment, regardless of whether it was before or after liver cancer happens, does not really matter in terms of survival benefits.
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  • 文章类型: Journal Article
    UNASSIGNED: In France, liver grafts that have been refused at least 5 times can be \"rescued\" and allocated to a centre which chooses a recipient from its own waiting list, outside the patient-based allocation framework. We explored whether these \"rescued\" grafts were associated with worse graft/patient survival, as well as assessing their effect on survival benefit.
    UNASSIGNED: Among 7,895 candidates, 5,218 were transplanted between 2009 and 2014 (336 centre-allocated). We compared recipient/graft survival between patient allocation and centre allocation, considering a selection bias and the distribution of centre-allocation recipients among the transplant teams. We used a propensity score approach and a weighted Cox model using the inverse probability of treatment weighting method. We also explored the survival benefit associated with centre-allocation grafts.
    UNASSIGNED: There was a significantly higher risk of graft loss/death in the centre allocation group compared to the patient allocation group (hazard ratio 1.13; 95% CI 1.05-1.22). However, this difference was no longer significant for teams that performed more than 7% of the centre-allocation transplantations. Moreover, receiving a centre-allocation graft, compared to remaining on the waiting list and possibly later receiving a patient-allocation graft, did not convey a poorer survival benefit (hazard ratio 0.80; 95% CI 0.60-1.08).
    UNASSIGNED: In centres which transplanted most of the centre-allocation grafts, using grafts repeatedly refused for top-listed candidates was not detrimental. Given the organ shortage, our findings should encourage policy makers to restrict centre-allocation grafts to targeted centres.
    UNASSIGNED: \"Centre allocation\" (CA) made it possible to save 6 out of 100 available liver grafts that had been refused at least 5 times for use in the top-listed candidates on the national waiting list. In this series, the largest on this topic, we showed that, in centres which transplanted most of the CA grafts, using grafts repeatedly refused for top-listed candidates did not appear to be detrimental. In the context of organ shortage, our results, which could be of interest for any country using this CA strategy, should encourage policy makers to reassess some aspects of graft allocation by restricting CA grafts to targeted centres, fostering the \"best\" matching between grafts and candidates on the waiting list.
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