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Mammographic density and interval cancers in mammographic screening : Moving towards more personalized screening

Purpose: The European Society on Breast Imaging has recommended supplemental magnetic resonance imaging (MRI) every two to four years for women with mammographically dense breasts. This may not be feasible in many screening programs. Also, the European Commission Initiative on Breast Cancer suggests not implementing screening with MRI. By analyzing interval cancers and time from screening to diagn

The Prognostic Effect of IKZF1 Deletions in ETV6:: RUNX1 and High Hyperdiploid Childhood Acute Lymphoblastic Leukemia

IKZF1 deletions are an established prognostic factor in childhood acute lymphoblastic leukemia (ALL). However, their relevance in patients with good risk genetics, namely ETV6::RUNX1 and high hyperdiploid (HeH), ALL remains unclear. We assessed the prognostic impact of IKZF1 deletions in 939 ETV6::RUNX1 and 968 HeH ALL patients by evaluating data from 16 trials from 9 study groups. Only 3% of ETV6

Effects of mutant huntingtin in oxytocin neurons on non-motor features of Huntington's disease

Background: Early non-motor features including anxiety, depression and altered social cognition are present in Huntington's disease (HD). The underlying neurobiological mechanisms are not known. Oxytocin (OXT) is involved in the regulation of emotion, social cognition and metabolism, and our previous work showed that the OXT system is affected early in HD. The aim of the study was to investigate t

Factors important for health-related quality of life in men and women: The population based SCAPIS study

IntroductionHealth-related quality of life (HRQoL) is essential for human wellbeing, influenced by a complex interplay of factors, and is reported lower in women than men. We aimed to evaluate which factors were the most important for HRQoL in a middle-aged general population.MethodsThis was a cross-sectional, multi-centre study of 29,212 men (48%) and women (52%) aged 50–64 in the general populat

Cross-generational transmission of genetic risk for alcohol and drug use disorders : the impact of substance availability on the specificity of genetic risk

Background Among individuals with alcohol use disorder (AUD) and drug use disorder (DUD), is their genetic liability and its specificity moderated by substance availability? Methods Offspring (born 1960-1995) and their biological parents from three family types [not-lived-with (NLW) biological father, mother and adoptive] and their AUD and DUD diagnoses were ascertained from Swedish national regis

Historical diffusion of nuclear, wind and solar power in different national contexts : implications for climate mitigation pathways

Climate change mitigation requires rapid expansion of low-carbon electricity but there is a disagreement on whether available technologies such as renewables and nuclear power can be scaled up sufficiently fast. Here we analyze the diffusion of nuclear (from the 1960s), as well as wind and solar (from the 1980-90s) power. We show that all these technologies have been adopted in most large economie

Automated quantification of PET/CT skeletal tumor burden in prostate cancer using artificial intelligence : The PET index

Purpose: Consistent assessment of bone metastases is crucial for patient management and clinical trials in prostate cancer (PCa). We aimed to develop a fully automated convolutional neural network (CNN)-based model for calculating PET/CT skeletal tumor burden in patients with PCa. Methods: A total of 168 patients from three centers were divided into training, validation, and test groups. Manual an

Awareness of and attitudes towards public involvement in research on ageing and health among older people in Sweden

BACKGROUND: While the importance of involving older people in research is increasingly acknowledged, quantitative studies exploring the perspectives of larger samples of older people who take an active role in research on ageing and health are scarce. The aim of this study was to investigate the awareness of and attitudes towards public involvement in research on ageing and health among older peop

Acute echocardiographic and hemodynamic response to his-bundle pacing in patients with first-degree atrioventricular block

Background: Atrial pacing and right ventricular (RV) pacing are both associated with adverse outcomes among patients with first-degree atrioventricular block (1°AVB). His-bundle pacing (HBP) provides physiological activation of the ventricle and may be able to improve both atrioventricular (AV) and inter-ventricular synchrony in 1°AVB patients. This study evaluates the acute echocardiographic and

Pilot study to evaluate tools to collect pathologist annotations for validating machine learning algorithms

Purpose: Validation of artificial intelligence (AI) algorithms in digital pathology with a reference standard is necessary before widespread clinical use, but few examples focus on creating a reference standard based on pathologist annotations. This work assesses the results of a pilot study that collects density estimates of stromal tumor-infiltrating lymphocytes (sTILs) in breast cancer biopsy s

Antibiotic prescription using a digital decision support system : a register-based study of patients with hard-to-heal ulcers in Sweden

OBJECTIVES: To investigate differences in antibiotic prescription for patients with hard-to-heal ulcers assessed using a digital decision support system (DDSS) compared with those assessed without using a DDSS. A further aim was to examine predictors for antibiotic prescription.DESIGN: Register-based study.SETTING: In 2018-2019, healthcare staff in primary, community and specialist care in Sweden

Treatment of ovarian metastases of colorectal and appendiceal carcinoma in the era of cytoreductive surgery and hyperthermic intraperitoneal chemotherapy

AIM: To compare outcome of women with ovarian metastasis who underwent cytoreductive surgery and hyperthermic intraperitoneal chemotherapy (CRS-HIPEC) to outcome of women without ovarian metastasis who underwent CRS-HIPEC.METHODS: A prospective CRS-HIPEC database was searched to identify women with surgically treated colorectal carcinoma between 2000 and 2012. Patients with ovarian metastasis were

Impedance of Extracellular Fluid, Volume, and Local Tissue Water Can Be Reliably Measured in People with Lower Limb Lymphedema

OBJECTIVE: Lower limb lymphedema (LLL) is a chronic condition. To be able to evaluate changes of LLL over time and effects of interventions reliable measurement methods are important. Currently, there is limited knowledge of the reliability of commonly used measurement methods in LLL. The study objective was to evaluate the test-retest (intrarater) reliability of impedance of extracellular fluid,

Tumour necrosis factor inhibitors in Crohn's disease and the effect on surgery rates

Aim: Surgery is an important therapeutic option for Crohn's disease. The need for first bowel surgery seems to have decreased with the introduction of tumour necrosis factor inhibitors (TNFi; adalimumab or infliximab). However, the impact of TNFi on the need for intestinal surgery in Crohn's disease patients irrespective of prior bowel resection is not known. The aim of this work is to compare the

Overall risk and risk factors for metachronous peritoneal metastasis after colorectal cancer surgery : a nationwide cohort study

BACKGROUND: This study aimed to identify the cumulative incidence and risk factors of metachronous peritoneal metastasis (M-PM) from colorectal cancer in patients who had intended curative treatment. METHODS: Patients with colorectal cancer were identified using the Danish Colorectal Cancer Group database for 2006-2015. The Danish Pathology Registry and the Danish National Patient Registry were us

Diffusion tensor imaging in glioblastoma patients treated with volumetric modulated arc radiotherapy : a longitudinal study

BACKGROUND: Chemo- and radiotherapy (RT) is standard treatment for patients with high-grade glioma, but may cause side-effects on the patient's cognitive function.AIM: Use of diffusion tensor imaging (DTI) to investigate the longitudinal changes in normal-appearing brain tissue in glioblastoma patients undergoing modern arc-based RT with volumetric modulated arc therapy (VMAT) or helical tomothera

Mediational pathways between aggregate genetic liability and nonfatal suicide attempt : A Swedish population-based cohort

Despite recent progress in the genetics of suicidal behavior, the pathway by which genetic liability increases suicide attempt risk is unclear. We investigated the mediational pathways from family/genetic risk for suicide attempt (FGRSSA) to suicide attempt by considering the roles of psychiatric illnesses. In a Swedish cohort, we evaluated time to suicide attempt as a function of FGRSSA and the m

Electrocardiographic proarrhythmic changes in pregnancy of women with CHD

Objectives:Pregnancy-related physiological adaptations result in increased heart rate as well as electrocardiographic changes such as a mean QTc prolongation of 27 ms. Pregnant women with CHD are at increased risk for cardiovascular complications. The aim of this study was to identify risk factors for abnormally prolonged QTc interval—a risk factor for ventricular arrhythmias—in pregnant women wit