Publications by authors named "Hallin A"

This study aimed to enhance the interpretability and clinical utility of the strength and stressors in parenting (SSF) questionnaire, a parent-reported questionnaire designed to assess strength, stress and associated risks of mental ill-health in parents of children with developmental disabilities. Responses to the SSF and a demographic questionnaire were collected from 576 parents of children with (n = 203) and without (n = 373) developmental disabilities. To enhance the interpretability of the SSF, a subset of 129 parents were invited to complete an additional questionnaire consisting of three free-text questions regarding recent help-seeking behavior, experiences of mental ill-health and experiences of parenthood.

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Background: Speech and language are interconnected systems, and language disorder often co-occurs with childhood apraxia of speech (CAS) and non-CAS speech sound disorders (SSDs). Potential trade-off effects between speech and language in connected speech in children without overt language disorder have been less explored.

Method: Story retell narratives from 24 children (aged 5;0-6;11 [years;months]) with CAS, non-CAS SSD, and typical development were analyzed in Systematic Analysis of Language Transcripts (SALT) regarding morphosyntactic complexity (mean length of C-unit in words [MLCU]), lexical diversity (moving-average type-token ratio [MATTR]), and linguistic accuracy (any linguistic error/bound morpheme omissions) and compared to 128 age-matched children from the SALT database.

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The SNO+ Collaboration reports the first evidence of reactor antineutrinos in a Cherenkov detector. The nearest nuclear reactors are located 240 km away in Ontario, Canada. This analysis uses events with energies lower than in any previous analysis with a large water Cherenkov detector.

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National surveys of speech-language pathologists' (SLP) practices play an important role in professional development, and previous research show that many challenges faced by the profession are similar across the globe. This study aims to describe Swedish SLP assessment practices, examine factors that may affect this practice, and discuss the results in the light of international studies. Data from 584 SLPs were collected through an online questionnaire with multiple choice and open-ended questions.

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There remains a knowledge gap concerning the persistence of attention deficit hyperactivity disorder (ADHD) over the longer term. The current study aimed to investigate the change in parent-rated, and performance-based metrics of executive functioning (EF) and the relationship between these EF metrics and ADHD symptoms in individuals with ADHD from childhood/adolescence to young adulthood. This was done by examining possible improvements in parent-rated EF and performance-based measures of inattention and inhibition over a three-year interval and their relationship to ADHD outcomes in 137 clinically referred youth with ADHD (mean age = 12.

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Background: Further knowledge is needed regarding long-term outcome of emotional symptoms, and the interplay between these symptoms and neuropsychological functioning in youth with attention deficit hyperactivity disorder (ADHD).

Objective: We aimed to explore the effect of performance-based neurocognitive functions and parent-rated behavioral executive functioning (EF) on self-rated and parent-rated internalizing symptoms longitudinally in clinically referred youth with ADHD (n = 137; mean age = 12.4 years).

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The COVID-19 pandemic has led to worldwide school closures, with a risk of learning loss. Sweden kept primary schools open, but it is unknown whether student and teacher absence and pandemic-related stress factors affected teaching and student progress negatively. In this study, reading assessment data from 97,073 Swedish primary school students (grades 1-3) were analysed to investigate potential learning loss.

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Dark matter with Planck-scale mass (≃10^{19}  GeV/c^{2}) arises in well-motivated theories and could be produced by several cosmological mechanisms. A search for multiscatter signals from supermassive dark matter was performed with a blind analysis of data collected over a 813 d live time with DEAP-3600, a 3.3 t single-phase liquid argon-based detector at SNOLAB.

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The DEAP-3600 detector searches for the scintillation signal from dark matter particles scattering on a 3.3 tonne liquid argon target. The largest background comes from beta decays and is suppressed using pulse-shape discrimination (PSD).

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Objective: Aortic prosthesis infection is a devastating complication of aortic surgery. In situ reconstruction with the neo-aorto-iliac system (NAIS) bypass technique has become increasingly used and is recommended in recent treatment guidelines. The main aim was to evaluate NAIS procedural outcomes when undertaken after previous open or endovascular aortic repair in Sweden.

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Aim: The aim of this pilot study was to evaluate two new retelling tasks intended for clinical use in terms of language sample size, effects of picture support, and order of presentation.

Methods: Forty Swedish-speaking children in grades 4-6 participated in the study, 31 children with typical language development (TLD, mean age 11;1), and nine children with developmental language disorder (DLD, mean age 11;5). Two oral retells, one with and one without picture support, were analyzed with regards to productivity, syntactic complexity, basic Story Grammar (SG) units, and Internal Responses (IR).

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Background: Children with ADHD tend to present with poorer cognitive functioning leaving them more vulnerable to a range of negative outcomes. To date, only a handful of longitudinal studies have examined the stability of Wechsler composite scores in children and adolescents with ADHD, and none of them used a more recent version of the Wechsler Intelligence Scales for Children (WISC), than the WISC-III.

Objective: The present study investigates the cognitive stability and its longitudinal relationship with the severity of the child's ADHD symptoms and school grades.

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ADHD is characterized by executive functioning (EF) deficits, which in turn may affect language, and therefore EF demands in language assessment tasks are important to consider. This study aims to inform clinical practice by 1) comparing and describing narrative retells in Swedish adolescents with and without ADHD, and 2) investigating the effects of picture support on narration in the two groups. Fifteen adolescents with ADHD and 31 with typical development (TD) participated.

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This Letter reports the first results of a direct dark matter search with the DEAP-3600 single-phase liquid argon (LAr) detector. The experiment was performed 2 km underground at SNOLAB (Sudbury, Canada) utilizing a large target mass, with the LAr target contained in a spherical acrylic vessel of 3600 kg capacity. The LAr is viewed by an array of PMTs, which would register scintillation light produced by rare nuclear recoil signals induced by dark matter particle scattering.

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The Majorana Collaboration is operating an array of high purity Ge detectors to search for neutrinoless double-β decay in ^{76}Ge. The Majorana Demonstrator comprises 44.1 kg of Ge detectors (29.

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To prospectively study systemic in vivo immunological effects of sex hormones, using different phases of oral combined hormonal contraceptives (CHC), and the natural menstrual cycles in both healthy women and in women with multiple sclerosis (MS), blood samples from sixty female MS patients and healthy controls with and without CHC were drawn in high and low estrogenic/progestogenic phases. Expression of Th-associated genes in blood cells was determined by qPCR and a panel of cytokines and chemokines was measured in plasma. High hormone level phases were associated with increases in Th1 (TBX21) and Th2 (GATA3) associated markers, as well as the B cell-associated chemokine CXCL13, while the inhibitory regulator CTLA-4 was decreased.

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Purpose: The first aim of this study was to investigate if Swedish-speaking school-age children with language impairment (LI) show specific morphosyntactic vulnerabilities in error detection. The second aim was to investigate the effects of lexical frequency on error detection, an overlooked aspect of previous error detection studies.

Method: Error sensitivity for grammatical structures vulnerable in Swedish-speaking preschool children with LI (omission of the indefinite article in a noun phrase with a neuter/common noun, and use of the infinitive instead of past-tense regular and irregular verbs) was compared to a control error (singular noun instead of plural).

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A standard high purity germanium (HPGe) detector was used to determine the previously unknown neutron activity of a weak americium-beryllium (AmBe) neutron source. γ rays were created through (27)Al(n,n'), (27)Al(n,γ) and (1)H(n,γ) reactions induced by the neutrons on aluminum and acrylic disks, respectively. These γ rays were measured using the HPGe detector.

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Aims: To identify risk factors for mesh exposures after anterior pelvic organ prolapse repair using a standardized trocar guided polypropylene mesh kit.

Methods: A secondary risk analysis combining patients from two prospective multicenter studies. Main outcome was clinical host-vs-implant reactions one year after surgery using a macroscopic inflammatory scale.

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Reference data for speech range profiles (SRP), voice range profiles (VRP), and Voice Handicap Index (VHI) are presented for Swedish males (n = 30). For comparisons, individual data for four male contact granuloma patients are also reported. For the vocally healthy group mean values were: speaking fundamental frequency 123 Hz (SD 12.

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Background: Prior studies have examined the impact of preterm birth on the quality of the attachment relationship to the mother in infancy, but few have examined extremely preterm born infants and almost no data have been reported on prematurity and its impact on the attachment organization attained after childhood.

Methods: Thirty-nine adolescents born extremely preterm and 39 full-term born control participants were assessed with the Adult Attachment Interview.

Results: The prematurely born showed lower scores regarding measures of attachment security and, in particular, a higher proportion of insecure dismissive patterns.

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Fifty-two extremely premature born and 54 full-term controls were assessed regarding behavioral outcomes, risk-taking and self-perceived quality of life. Behavioral outcomes were assessed with the Achenbach Youth Self Report; risk-taking was estimated regarding alcohol and nicotine use; self-perceived quality of life and future expectations were rated; and attention and hyperactivity problems were surveyed retrospectively with the Wender Utah Rating Scale. The prematurely born reported fewer problems than full-term born on the externalizing scale (delinquent behavior and aggressive behaviour); and they reported less alcohol consumption.

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Aim: The aim of this study was to investigate whether adolescents born extremely preterm differ from full-term born regarding mental health, social support and attachment style.

Methods: Fifty-one young adults born before the 29th gestational week and 54 born at term were investigated by self-reports. Psychological health was measured by the Beck Youth Inventories of Emotional and Social Impairment, social support with the Interview Schedule of Social Interaction and attachment style with the Relationship Questionnaire.

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Aim: To compare cognitive ability, school achievement and self-perceived health aspects in adolescents born extremely preterm and term born controls.

Method: Fifty-two, out of 61, extremely preterm born adolescents (mean age 18.4 years) and 54 matched controls (mean age 18.

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Article Synopsis
  • The Sudbury Neutrino Observatory (SNO) used 3He proportional counters to measure neutral-current interactions in heavy water, determining the total active 8B solar neutrino flux with a new method.
  • The measured total flux was found to be 5.54 with specific uncertainties, consistent with earlier findings and standard solar models.
  • A comprehensive analysis of solar and reactor neutrino data suggested a new value for Deltam2 and improved precision in the mixing angle theta compared to earlier SNO results.
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