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  • 1
    In: Cancer Cell, Elsevier BV, Vol. 41, No. 4 ( 2023-04), p. 693-710.e8
    Type of Medium: Online Resource
    ISSN: 1535-6108
    Language: English
    Publisher: Elsevier BV
    Publication Date: 2023
    detail.hit.zdb_id: 2074034-7
    detail.hit.zdb_id: 2078448-X
    SSG: 12
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  • 2
    In: ESC Heart Failure, Wiley, Vol. 8, No. 2 ( 2021-04), p. 1369-1377
    Abstract: Coexisting of atrial fibrillation (AF) in patients with heart failure with preserved ejection fraction (HFpEF) could increase the risk of mortality. In this study, we aimed to assess the values of the CHADS2, R2CHADS2, and CHA2DS2‐VASc scores for AF prediction in HFpEF patients. Methods and results We performed a retrospective analysis on symptomatic HFpEF patients in the TOPCAT (Treatment of Preserved Cardiac Function Heart Failure with an Aldosterone Antagonist) trial. Associations of the CHADS2, R2CHADS2, and CHA2DS2‐VASc scores with the risk of incident AF in HFpEF patients without baseline AF ( n  = 2202) were assessed using the multivariable competing risk regression models. The discriminatory performances of these scores were calculated using the C‐index. During a median follow‐up of 3.3 years, the average incidence of AF was 1.80 per 100 patient‐years in HFpEF patients. When score was analysed as a continuous variable, per 1‐point increase in the CHADS2 (hazard ratio [HR] = 1.42, 95% confidence interval [CI] : 1.20–1.68, C‐index: 0.71), R2CHADS2 (HR = 1.25, 95% CI: 1.10–1.42, C‐index: 0.69), or CHA2DS2‐VASc (HR = 1.30, 95% CI: 1.16–1.46, C‐index: 0.70) scores was associated with an increased risk of incident AF. When score was analysed as a categorical variable, patients with CHADS2 ≥ 3 (HR = 2.62, 95% CI: 1.70–4.04), R2CHADS2 ≥ 3 (HR = 2.55, 95% CI: 1.56–4.17), or CHA2DS2‐VASc ≥ 4 (HR = 2.54, 95% CI: 1.59–4.07) had a higher risk of incident AF compared with the corresponding controls. Conclusions Our data first suggest that the CHADS2, R2CHADS2, and CHA2DS2‐VASc scores could predict the risk of incident AF in HFpEF patients with modest predictive abilities.
    Type of Medium: Online Resource
    ISSN: 2055-5822 , 2055-5822
    URL: Issue
    Language: English
    Publisher: Wiley
    Publication Date: 2021
    detail.hit.zdb_id: 2814355-3
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  • 3
    In: BMC Medicine, Springer Science and Business Media LLC, Vol. 19, No. 1 ( 2021-12)
    Abstract: The C 2 HEST score has been validated for predicting AF in the general population or post-stroke patients. We aimed to assess whether this risk score could predict incident AF and other clinical outcomes in heart failure with preserved ejection fraction (HFpEF) patients. Methods A total of 2202 HFpEF patients without baseline AF in the TOPCAT trial were stratified by baseline C 2 HEST score. Cox proportional hazard model and competing risk regression model was used to explore the relationship between C 2 HEST score and outcomes, including incident AF, stroke, all-cause death, cardiovascular death, any hospitalization, and HF hospitalization. The discriminative ability of the C 2 HEST score for various outcomes was assessed by calculating the area under the curve (AUC). Results The incidence rates of incident AF, stroke, all-cause death, cardiovascular death, any hospitalization, and HF hospitalization were 1.79, 0.70, 3.81, 2.42, 15.50, and 3.32 per 100 person-years, respectively. When the C 2 HEST score was analyzed as a continuous variable, increased C 2 HEST score was associated with increased risk of incident AF (HR 1.50, 95% CI 1.29–1.75), as well as increased risks of all-cause death, cardiovascular death, any hospitalization, and HF hospitalization. The AUC for the C 2 HEST score in predicting incident AF (0.694, 95% CI 0.640–0.748) was higher than all-cause death, cardiovascular death, any hospitalization, or HF hospitalization. Conclusions The C 2 HEST score could predict the risk of incident AF as well as death and hospitalization with moderately good predictive abilities in patients with HFpEF. Its simplicity may allow the possibility of quick risk assessments in busy clinical settings.
    Type of Medium: Online Resource
    ISSN: 1741-7015
    Language: English
    Publisher: Springer Science and Business Media LLC
    Publication Date: 2021
    detail.hit.zdb_id: 2131669-7
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  • 4
    In: ESC Heart Failure, Wiley, Vol. 8, No. 4 ( 2021-08), p. 3248-3256
    Abstract: Heart failure with reduced ejection fraction (HFrEF) and heart failure with preserved ejection fraction (HFpEF) had distinct haemodynamic characteristics in the setting of acute heart failure. The aim of our study is to evaluate the differential response to aggressive diuresis in HFrEF and HFpEF. Methods and results Patients in the Diuretic Optimization Strategies Evaluation trial with left ventricular ejection fraction measurement were included ( n  = 300) and classified into HFrEF [left ventricular ejection fraction (LVEF)  〈  40%] ( n  = 193) and HFpEF (LVEF ≥ 40%) ( n  = 107). Effect of high‐dose vs. low‐dose furosemide strategy was compared separately in HFrEF and HFpEF. In HFrEF, high‐dose strategy did not increase change in creatinine or cystatin C at 72 h [treatment difference: −0.05, 95% confidence interval (CI): −0.14 to 0.03 mg/dL; P  = 0.23 for creatinine, and treatment difference: −0.06, 95% CI: −0.15 to 0.02 mg/dL; P  = 0.15 for cystatin C] compared with low‐dose strategy, but there were significantly more net fluid loss, weight loss, and congestion‐free patients at 72 h in high‐dose group. It was also associated with a significantly lower risk of composite clinical outcome of death, total hospitalizations, and unscheduled visits due to heart failure. In HFpEF, high‐dose strategy significantly increased change in creatinine and cystatin C at 72 h (treatment difference: 0.16; 95% CI: 0.02–0.30 mg/dL; P  = 0.03 for creatinine, and treatment difference: 0.26; 95% CI: 0.09–0.43 mg/dL; P  = 0.003 for cystatin C), but did not significantly affect net fluid loss, weight loss, proportion of congestion‐free patients at 72 h, and risk of the composite clinical outcome. Conclusions Acute heart failure on the basis of HFrEF and HFpEF responded differently to aggressive diuresis. Future trials should be designed separately for HFrEF and HFpEF.
    Type of Medium: Online Resource
    ISSN: 2055-5822 , 2055-5822
    URL: Issue
    Language: English
    Publisher: Wiley
    Publication Date: 2021
    detail.hit.zdb_id: 2814355-3
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  • 5
    In: Signal Transduction and Targeted Therapy, Springer Science and Business Media LLC, Vol. 7, No. 1 ( 2022-03-11)
    Abstract: Medulloblastoma (MB) is one of the most common childhood malignant brain tumors (WHO grade IV), traditionally divided into WNT, SHH, Group 3, and Group 4 subgroups based on the transcription profiles, somatic DNA alterations, and clinical outcomes. Unlike WNT and SHH subgroup MBs, Group 3 and Group 4 MBs have similar transcriptomes and lack clearly specific drivers and targeted therapeutic options. The recently revised WHO Classification of CNS Tumors has assigned Group 3 and 4 to a provisional non-WNT/SHH entity. In the present study, we demonstrate that Kir2.1, an inwardly-rectifying potassium channel, is highly expressed in non-WNT/SHH MBs, which promotes tumor cell invasion and metastasis by recruiting Adam10 to enhance S2 cleavage of Notch2 thereby activating the Notch2 signaling pathway. Disruption of the Notch2 pathway markedly inhibited the growth and metastasis of Kir2.1-overexpressing MB cell-derived xenograft tumors in mice. Moreover, Kir2.1 high /nuclear N2ICD high MBs are associated with the significantly shorter lifespan of the patients. Thus, Kir2.1 high /nuclear N2ICD high can be used as a biomarker to define a novel subtype of non-WNT/SHH MBs. Our findings are important for the modification of treatment regimens and the development of novel-targeted therapies for non-WNT/SHH MBs.
    Type of Medium: Online Resource
    ISSN: 2059-3635
    Language: English
    Publisher: Springer Science and Business Media LLC
    Publication Date: 2022
    detail.hit.zdb_id: 2886872-9
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  • 6
    Online Resource
    Online Resource
    Frontiers Media SA ; 2021
    In:  Frontiers in Endocrinology Vol. 12 ( 2021-5-31)
    In: Frontiers in Endocrinology, Frontiers Media SA, Vol. 12 ( 2021-5-31)
    Abstract: This study aimed to compare the ultra-long gonadotropin-releasing hormone agonist (GnRH-a) protocol and the long GnRH-a protocol during in vitro fertilization (IVF) or intracytoplasmic sperm (ICSI) treatment on fertility outcomes in women with adenomyosis. Materials and Methods This study was a retrospective cohort study. From January 2011 to May 2018, a total of 371 fresh IVF/ICSI cycles were included. Among the cycles included, 237 cycles of 212 women underwent the ultra-long GnRH-a protocol, while 134 cycles of 116 women underwent the long GnRH-a protocol. The rates of implantation, clinical pregnancy per embryo transfer, live birth, and early miscarriage were estimated between the compared protocols. Results In the study, the early miscarriage rate in women undergoing the ultra-long GnRH-a protocol was significantly lower than those undergoing the long GnRH-a protocol (12.0% versus 26.5%, p = 0.045), whereas the differences in the rates of biochemical pregnancy, implantation, clinical pregnancy, and live birth in women between the two groups showed no statistical significance. The pregnancy outcomes were also sub-analyzed according to the adenomyotic region (diffuse and focal). As for diffuse adenomyosis, the rates of clinical pregnancy and live birth in women undergoing the ultra-long GnRH-a protocol were significantly higher than those undergoing the long GnRH-a protocol (55.3% versus 37.9%, p = 0.025; 43.4% versus 25.9%, p = 0.019, respectively). However, pregnancy outcomes showed no difference between the two protocols in women with focal adenomyosis. Conclusions The ultra-long GnRH-a protocol during IVF/ICSI improves pregnancy outcomes in women with adenomyosis, especially in women with diffuse adenomyosis when compared with the long GnRH-a protocol.
    Type of Medium: Online Resource
    ISSN: 1664-2392
    Language: Unknown
    Publisher: Frontiers Media SA
    Publication Date: 2021
    detail.hit.zdb_id: 2592084-4
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  • 7
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2021
    In:  Psychosomatic Medicine Vol. 83, No. 5 ( 2021-6), p. 470-476
    In: Psychosomatic Medicine, Ovid Technologies (Wolters Kluwer Health), Vol. 83, No. 5 ( 2021-6), p. 470-476
    Abstract: In patients with heart failure with preserved ejection fraction (HFpEF), whether living alone could contribute to a poor prognosis remains unknown. We sought to investigate the association of living alone with clinical outcomes in patients with HFpEF. Methods Symptomatic patients with HFpEF with a follow-up of 3.3 years (data collected from August 2006 to June 2013) in the Treatment of Preserved Cardiac Function Heart Failure with an Aldosterone Antagonist trial were classified as patients living alone and those living with others. The primary outcome was defined as a composite of cardiovascular death, aborted cardiac arrest, or HF hospitalization. Results A total of 3103 patients with HFpEF were included; 25.2% of them were living alone and were older, predominantly female, and less likely to be White and have more comorbidities compared with the other patients. After multivariate adjustment for confounders, living alone was associated with increased risks of HF hospitalization (hazard ratio [HR] = 1.29, 95% confidence interval [CI] = 1.03–1.61) and any hospitalization (HR = 1.26, 95% CI = 1.12–1.42). A significantly increased risk of any hospitalization (HR = 1.16, 95% CI = 1.01–1.34) was also observed in the Americas-based sample. In addition, each year increase in age, female sex, non-White race, New York Heart Association functional classes III and IV, dyslipidemia, and chronic obstructive pulmonary disease were independently associated with living alone. Conclusions We assessed the effect of living arrangement status on clinical outcomes in patients with HFpEF and suggested that living alone was associated with an independent increase in any hospitalization. Clinical Trial Registration: ClinicalTrials.gov identifier: NCT00094302.
    Type of Medium: Online Resource
    ISSN: 1534-7796 , 0033-3174
    RVK:
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2021
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  • 8
    In: British Journal of General Practice, Royal College of General Practitioners, Vol. 71, No. 702 ( 2021-01), p. e62-e70
    Abstract: Polypharmacy is common in heart failure (HF), whereas its effect on adverse outcomes in patients with HF with preserved ejection fraction (HFpEF) is unclear. Aim To evaluate the prevalence, prognostic impacts, and predictors of polypharmacy in HFpEF patients. Design and setting A retrospective analysis performed on patients in the Americas region (including the US, Canada, Argentina, and Brazil) with symptomatic HF and a left ventricular ejection fraction ≥45% in the TOPCAT (Treatment of Preserved Cardiac Function Heart Failure with an Aldosterone Antagonist) trial, an international, randomised, double-blind, placebo-controlled study conducted during 2006–2013 in six countries. Method Patients were categorised into four groups: controls ( 〈 5 medications), polypharmacy (5–9 medications), hyperpolypharmacy, (10–14 medications), and super hyperpolypharmacy (≥15 medications). The outcomes and predictors in all groups were assessed. Results Of 1761 participants, the median age was 72 years; 37.5% were polypharmacy, 35.9% were hyperpolypharmacy, and 19.6% were super hyperpolypharmacy, leaving 7.0% having a low medication burden. In multivariable regression models, three experimental groups with a high medication burden were all associated with a reduction in all-cause death, but increased risks of HF hospitalisation and all-cause hospitalisation. Furthermore, several comorbidities (dyslipidemia, thyroid diseases, diabetes mellitus, and chronic obstructive pulmonary disease), a history of angina pectoris, diastolic blood pressure 〈 80 mmHg, and worse heart function (the New York Heart Association functional classification level III and IV) at baseline were independently associated with a high medication burden among patients with HFpEF. Conclusion A high prevalence of high medication burden at baseline was reported in patients with HFpEF. The high medication burden might increase the risk of hospital readmission, but not the mortality.
    Type of Medium: Online Resource
    ISSN: 0960-1643 , 1478-5242
    RVK:
    Language: English
    Publisher: Royal College of General Practitioners
    Publication Date: 2021
    detail.hit.zdb_id: 2097982-4
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  • 9
    In: Biomarkers in Medicine, Future Medicine Ltd, Vol. 14, No. 4 ( 2020-03), p. 293-302
    Abstract: Aim: We aimed to examine the association between baseline mean platelet volume/platelet count ratio (MPR) and all-cause mortality in patients with infective endocarditis (IE). Patients & methods: This study analyzed 218 consecutive patients with IE and divided them into four groups based on MPR quartiles. We used Kaplan–Meier survival curves to determine the cumulative survival and Cox proportional hazards models to investigate the association between MPR and all-cause mortality after hospital discharge. Results: Kaplan–Meier curves showed a gradual increase in mortality risk from the lowest MPR quartile to the highest quartile. Multivariate analysis revealed that MPR was an independent predictor of increased risk for all-cause death. Conclusion: Elevated MPR was independently associated with long-term all-cause mortality in patients with IE.
    Type of Medium: Online Resource
    ISSN: 1752-0363 , 1752-0371
    Language: English
    Publisher: Future Medicine Ltd
    Publication Date: 2020
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  • 10
    In: ESC Heart Failure, Wiley, Vol. 7, No. 6 ( 2020-12), p. 3801-3809
    Abstract: The aim of the study was to explore the risk factors and evaluate the prognostic implication of pulmonary hospitalization on heart failure (HF) with preserved ejection fraction (HFpEF). Methods and results We performed a secondary analysis of the Treatment of Preserved Cardiac Function Heart Failure with an Aldosterone Antagonist Trial (TOPCAT). A total of 1714 patients with HFpEF were analysed in our study. In the multivariate Cox proportional hazards regression analysis, history of chronic obstructive pulmonary disease (COPD), smoking, bone fracture after the age of 45, and previous HF hospitalization were identified as independent risk factors for pulmonary hospitalization. To evaluate the prognostic significance of pulmonary hospitalization, patients were categorized into five groups according to the causes of their first hospitalization. The all‐cause and cardiovascular (CV) mortality risks in these five groups were compared using time‐varying Cox proportional hazards model. Compared with patients without hospitalization during follow‐up, those with pulmonary hospitalization were associated with a 204% increase [hazard ratio (HR) 3.04, 95% confidence interval (CI) 2.07–4.47, P   〈  0.001] and 164% increase (HR 2.64, 95% CI 1.60–4.36, P   〈  0.001) in risks of all‐cause and CV mortality, respectively, while the corresponding risk increases associated with HF hospitalization were 146% (HR 2.46, 95% CI 1.74–3.48, P   〈  0.001) for all‐cause mortality and 186% (HR 2.86, 95% CI 1.87–4.36, P   〈  0.001) for CV mortality. Conclusions Pulmonary hospitalization was associated with a significant increase in risks of all‐cause and CV mortality, which was comparable with that associated with HF hospitalization. The results suggested that pulmonary hospitalization could be another important clinical endpoint of HFpEF.
    Type of Medium: Online Resource
    ISSN: 2055-5822 , 2055-5822
    URL: Issue
    Language: English
    Publisher: Wiley
    Publication Date: 2020
    detail.hit.zdb_id: 2814355-3
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