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Fördjupad uppföljning av Flagghusen : Studie av inneklimat, ventilationssystem och vädringsbeteende
In new built apartments buildings with modern mechanical supply and exhaust ventilation, window opening was reported by a majority of the residents. A follow‐up study of the physical indoor environment and the perceived environment by the residents was therefore performed. The follow‐up study is included in a project which also comprises of a follow‐up of the energy use and factors related to this
Earth system science and society: on the anthroposphere
Decoding of individual finger movements from surface EMG signals using vector autoregressive hierarchical hidden Markov models (VARHHMM)
In this paper we present a novel method for predicting individual fingers movements from surface electromyography (EMG). The method is intended for real-time dexterous control of a multifunctional prosthetic hand device. The EMG data was recorded using 16 single-ended channels positioned on the forearm of healthy participants. Synchronously with the EMG recording, the subjects performed consecutiv
Impact of activated sludge ozonation on filamentous bacteria viability and possible added benefits
Ozone was applied to return activated sludge in full-scale to study how ozone impacts filamentous bacteria viability (Live/Dead®). Additionally, the ozonated sludges were subjected to anaerobic digestion trials and analysis of micropollutants. Ozone treatment (3-4.8 g O3/kg TSS) improved the settling properties of the sludge by lowering the diluted sludge volume with 7-35%. Ozone inactivated filamOzone was applied to return activated sludge in full-scale to study how ozone impacts filamentous bacteria viability (Live/Dead®). Additionally, the ozonated sludges were subjected to anaerobic digestion trials and analysis of micropollutants. Ozone treatment (3-4.8 g O3/kg TSS) improved the settling properties of the sludge by lowering the diluted sludge volume with 7-35%. Ozone inactivated filam
”Ja men se på den tiden var brännvinet billigt” : Jan Wallander i Värmdlandsskogarna
Application of ozone in wastewater treatment : For mitigation of filamentous bulking sludge & reduction of pharmaceutical discharge
Wastewater treatment with activated sludge is the most common way of treating wastewater. The process relies on bacteria converting nutrients, BOD and COD into biomass, CO2 and N2. Even though the configuration of activated sludge processes and wastewater treatment plants varies there are common problems which are shared. Filamentous bulking sludge is one problem that is widespread and disturbs th
Current opportunities for clinical monitoring of axonal pathology in traumatic brain injury
Traumatic brain injury (TBI) is a multidimensional and highly complex disease commonly resulting in widespread injury to axons, due to rapid inertial acceleration/deceleration forces transmitted to the brain during impact. Axonal injury leads to brain network dysfunction, significantly contributing to cognitive and functional impairments frequently observed in TBI survivors. Diffuse axonal injury
Association of common genetic variants related to atrial fibrillation and the risk of ventricular fibrillation in the setting of first ST-elevation myocardial infarction
Background: Cohort studies have revealed an increased risk for ventricular fibrillation (VF) and sudden cardiac death (SCD) in patients with atrial fibrillation (AF). In this study, we hypothesized that single nucleotide polymorphisms (SNP) previously associated with AF may be associated with the risk of VF caused by first ST-segment elevation myocardial infarction (STEMI). Methods: We investigate
Towards gene-and gender-based risk estimates in Lynch syndrome; Age-specific incidences for 13 extra-colorectal cancer types
Background:In Lynch syndrome, inherited mismatch repair (MMR) defects predispose to colorectal cancer and to a wide spectrum of extra-colorectal tumours. Utilising a cohort study design, we aimed to determine the risk of extra-colorectal cancer and to identify yet unrecognised tumour types.Methods:Data from 1624 Lynch syndrome mutation carriers in the Danish hereditary non-polyposis colorectal can
BRCAsearch : written pre-test information and BRCA1/2 germline mutation testing in unselected patients with newly diagnosed breast cancer
Purpose: To evaluate a simplified method of pre-test information and germline BRCA1/2 mutation testing. Methods: In a prospective, single-arm study, comprehensive BRCA1/2 testing was offered to unselected patients with newly diagnosed breast cancer at three hospitals in south Sweden (BRCAsearch, ClinicalTrials.gov Identifier: NCT02557776). Pre-test information was provided by a standardized invita
The effects of ADHD on cognitive performance
Background: Attention-deficit hyperactivity disorder (ADHD) is a common and impairing neurodevelopmental disorder. The Cambridge Neuropsychological Test Automated Battery (CANTAB) is a computerized test battery with standardized procedures and solid psychometric properties targeting multiple neuropsychological functions. Aims: The aim of this study was to look at the effects of ADHD on cognitive p
Revisiting antibiotic resistance spreading in wastewater treatment plants - Bacteriophages as a much neglected potential transmission vehicle
The spread of antibiotic resistance is currently a major threat to health that humanity is facing today. Novel multidrug and pandrug resistant bacteria are reported on a yearly basis, while the development of novel antibiotics is lacking. Focus to limit the spread of antibiotic resistance by reducing the usage of antibiotics in health care, veterinary applications, and meat production, have been i
Accuracy of self-reported family history of cancer, mutation status and tumor characteristics in patients with early onset breast cancer
Background: The main objectives of this study were to evaluate the concordance between self-reported and registry-reported information regarding family history of breast cancer (BC), ovarian cancer (OvC) and other types of cancer in first-degree relatives of patients with early onset BC, and to determine the frequency of mutation carriers and non-mutation carriers. The secondary objective was to d
No implant migration and good subjective outcome of a novel customized femoral resurfacing metal implant for focal chondral lesions
Purpose: Managing focal cartilage injuries in the middle-aged patient poses a challenge. Focal prosthetic inlay resurfacing has been proposed to be a bridge between biologics and conventional joint arthroplasty. Patient selection and accurate implant positioning is crucial to avoid increased contact pressure to the opposite cartilage surface. A customized femoral condyle implant for focal cartilag
Mortality patterns and risk among older men and women with intellectual disability : A Swedish national retrospective cohort study
Background: Sweden has closed all institutions and imposed legislation to ensure service and support for individuals with intellectual disability (ID). Understanding mortality among older individuals with ID is essential to inform development of health promotion and disease control strategies. We investigated patterns and risk of mortality among older adults with ID in Sweden. Methods: This retros
Association between Childhood Obesity and Neighbourhood Accessibility to Fast-Food Outlets : A Nationwide 6-Year Follow-Up Study of 944,487 Children
Objectives: The aim of this 6-year follow-up study was to examine whether neighbourhood accessibility to fast-food outlets was associated with diagnosed childhood obesity, after adjustment for neighbourhood- and individual-level socio-demographic factors. Methods: This 6-year follow-up study comprised 484,677 boys and 459,810 girls aged 0-14 years in Sweden. The follow-up period ran from January 1
Mortality in patients with atrial fibrillation and common co-morbidities – a cohort study in primary care
Objective: To study the association between cardiovascular co-morbidities and mortality risk in primary care patients with atrial fibrillation. Methods: The study population included all adults (n = 12,283) ≥ 45 years diagnosed with AF at 75 primary care centres in Sweden between 2001 and 2007. The outcome was mortality (until 2010) and data were explored for co-morbidities using Cox regression wi
Military spending as a coup-proofing strategy: opening the ‘black box’ for Spain (1850-1915)
Armies have recurrently intervened in politics by leading (or giving support to) coups d’état. Several authors suggest that civilian governments have used military spending to overcome armies’ grievances and avoid their insubordination. However, recent quantitative analyses do not reach conclusive results when exploring the impact of total military expenditure on the frequency and the success of c
Why childhood-onset type 1 diabetes impacts labour market outcomes : a mediation analysis
Aims/hypothesis: Previous studies show a negative effect of type 1 diabetes on labour market outcomes such as employment and earnings later in life. However, little is known about the mechanisms underlying these effects. This study aims to analyse the mediating role of adult health, education, occupation and family formation. Methods: A total of 4179 individuals from the Swedish Childhood Diabetes