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Sökning: WFRF:(Siersma Volkert)

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1.
  • Brodersen, John, et al. (författare)
  • Consequences of screening in abdominal aortic aneurysm : development and dimensionality of a questionnaire
  • 2018
  • Ingår i: Journal of Patient-Reported Outcomes. - : Springer. - 2509-8020. ; 2
  • Tidskriftsartikel (refereegranskat)abstract
    • Background: In interview studies, men under surveillance for screening-detected abdominal aortic aneurysms have reported ambivalence towards this diagnosis: the knowledge was welcomed together with worries, feelings of anxiety and existential thoughts about life's fragility and mortality due to the diagnosis. Previous surveys about health-related quality of life aspects among men under surveillance for screening-detected aneurysm have all used generic patient-reported outcomes. Therefore, the aim of this study was to extend the core-questionnaire Consequences of Screening for use in abdominal aortic aneurysm screening by testing for comprehension, content coverage, dimensionality, and reliability.Methods: In interviews, the suitability, content coverage, and relevance of the core-questionnaire Consequences of Screening were tested on men under surveillance for a screeningdetected abdominal aortic aneurysm. The results were thematically analysed to identify the key consequences of abnormal screening results. Item Response Theory and Classical Test Theory were used to analyse data. Dimensionality, differential item functioning, local response dependency and reliability were established by item analysis, examining the fit between item responses and Rasch models.Results: The core-questionnaire Consequences of Screening was found to be relevant for men offered regular follow-up of an asymptomatic screening-detected abdominal aortic aneurysm.Fourteen themes especially relevant for men diagnosed with a screening-detected abdominal aortic aneurysm were extracted from the interviews: 'Uncertainty about the result of the ultra sound examination', 'Change in body perception', 'Guilt', 'Fear and powerlessness', 'Negative experiences from the examination', 'Emotional reactions', 'Change in lifestyle', 'Better not knowing', 'Fear of rupture', 'Sexuality', 'Information', 'Stigmatised', 'Self-blame for smoking', 'Still regretful smoking'. Altogether, 55 new items were generated: 3 were single items and 13 were only relevant for former or current smokers. 51 of the 52 items belonging to a theme were confirmed to fit Rasch models measuring fourteen different constructs. No differential item functioning and only minor local dependency was revealed between some of the 51 items.Conclusions: The reliability and the dimensionality of a condition-specific measure with high content validity for men under surveillance for a screening-detected abdominal aortic aneurysm have been demonstrated. This new questionnaire called COS-AAA covers in two parts the psychosocial experience in abdominal aortic aneurysm screening.
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2.
  • Christensen, Mathilde Egelund, et al. (författare)
  • Monocytosis in primary care and risk of haematological malignancies
  • 2023
  • Ingår i: European Journal of Haematology. - : WILEY. - 0902-4441 .- 1600-0609. ; 110:4, s. 362-370
  • Tidskriftsartikel (refereegranskat)abstract
    • Monocytosis (>= 0.5 x 10(9)/L in peripheral blood) is the hallmark of chronic myelomonocytic leukaemia (CMML) but may be present in a spectrum of diseases including other haematological malignancies. In the primary care sector, monocytosis is a relatively common finding, but its predictive value for haematological malignancy is unknown. We included 663 184 adult primary care patients from the greater Copenhagen area with one or more differential cell counts registered between 2000 and 2016 and followed them in the extensive nationwide Danish health data registers for 3 years after blood sampling. We used logistic regression to model the risk of haematological malignancy and death following monocytosis. Monocytosis was associated with an increased risk of all types of haematological malignancy with the greatest relative risk increase observed in CMML with an OR of 105.22 (95% confidence interval: 38.27-289.30). Sustained monocytosis (at least two requisitions in 3 months) further increased CMML risk, although the diagnosis was still very rare, that is, observed in only 0.1% of these individuals. Outside the haematological setting, the absolute risk of haematological malignancy associated with monocytosis is low and haematological malignancy should mainly be suspected when monocytosis is sustained or the clinical presentation raises suspicion of malignancy.
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3.
  • Ghaziani, Emma, et al. (författare)
  • Easily Conducted Tests During the First Week Post-stroke Can Aid the Prediction of Arm Functioning at 6 Months.
  • 2020
  • Ingår i: Frontiers in neurology. - : Frontiers Media SA. - 1664-2295. ; 10
  • Tidskriftsartikel (refereegranskat)abstract
    • Background: Prognostic models can estimate the recovery of arm functioning after stroke, guide the selection of individual training strategies, and inform patient selection in clinical trials. Several models for early prediction of arm recovery have been proposed, but their implementation has been hindered by insufficient external validation, limited evidence of their impact on patient outcomes, and reliance on predictors that are not feasible in regular clinical practice. Objectives: To determine the predictive value of new and previously reported tests that can be easily conducted in regular clinical settings for early prognosis of two levels of favorable arm recovery at 6 months post-stroke. Methods: We performed a secondary analysis of merged data (n = 223) from two Scandinavian prospective longitudinal cohorts. The candidate predictors were seven individual tests of motor function and the sensory function measured by the Fugl-Meyer Assessment of Upper Extremity within 7 days post-stroke, and the whole motor section of this assessment. For each candidate predictor, we calculated the adjusted odds ratio (OR) of two levels of residual motor impairment in the affected arm at 6 months post-stroke: moderate-to-mild (≥32 points on the motor section of the Fugl-Meyer Assessment of Upper Extremity, FMA-UE) and mild (FMA-UE ≥ 58 points). Results: Patients with partial shoulder abduction (OR 14.6), elbow extension (OR 15.9), and finger extension (OR 9.5) were more likely to reach FMA-UE ≥ 32. Patients with full function on all individual motor tests (OR 5.5-35.3) or partial elbow extension, pronation/supination, wrist dorsiflexion and grasping ability (OR 2.1-18.3) were more likely to achieve FMA-UE ≥ 58 compared with those with absent function. Intact sensory function (OR 2.0-2.2) and moderate motor impairment on the FMA-UE (OR 7.5) were also associated with favorable outcome. Conclusions: Easily conducted motor tests can be useful for early prediction of arm recovery. The added value of this study is the prediction of two levels of a favorable functional outcome from simple motor tests. This knowledge can be used in the development of prognostic models feasible in regular clinical settings, inform patient selection and stratification in future trials, and guide clinicians in the selection of individualized training strategies for improving arm functioning after stroke. Clinical Trial Registration: ClinicalTrials.gov: NCT02250365, NCT01115348.
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4.
  • Høj Jørgensen, Terese Sara, et al. (författare)
  • Intergenerational relations and social mobility : Social inequality in physical function in old age
  • 2019
  • Ingår i: Archives of gerontology and geriatrics (Print). - : Elsevier BV. - 0167-4943 .- 1872-6976. ; 80, s. 58-64
  • Tidskriftsartikel (refereegranskat)abstract
    • Background: The concept of social foreground describes how adult offspring's socioeconomic resources may influence older adults' health and several studies have shown an association between socioeconomic position of adult offspring and the health of their older parents. However, little is known about the factors that generate these associations. We study 1) how adult offspring's social class is associated with physical function (PF) among older adults, 2) whether geographical closeness and contact frequency with offspring modify the association, and 3) whether intergenerational social mobility of offspring is associated with PF of older adults. Method: Data are obtained from the 2002 (n = 621) and 2011 (n = 931) waves of the Swedish Panel Study of Living Conditions of the Oldest Old. Multivariable linear regression models were employed and adjusted for own and partner's prior social class and offspring's age and gender. Results: Compared to offspring with non-manual occupation, offsprings with manual occupation was associated with poorer PF in older adults ( -0.14, CI95%: -0.28;0.00). In stratified analyses, offspring's social class was only associated with older adults' PF among those who lived geographically close. Contact frequency between the offspring and the older adults did not modify the associations. Older adults whose offspring experienced downward intergenerational social mobility were associated with the poorest PF. Conclusion: This study supports evidence of a relationship between social foreground and older adults' PF where geographical closeness and social mobility are important components.
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5.
  • Pickwell, Kristy, et al. (författare)
  • Predictors of Lower-Extremity Amputation in Patients With an Infected Diabetic Foot Ulcer.
  • 2015
  • Ingår i: Diabetes Care. - : American Diabetes Association. - 1935-5548 .- 0149-5992. ; 38:5, s. 852-857
  • Tidskriftsartikel (refereegranskat)abstract
    • Infection commonly complicates diabetic foot ulcers and is associated with a poor outcome. In a cohort of individuals with an infected diabetic foot ulcer, we aimed to determine independent predictors of lower-extremity amputation and the predictive value for amputation of the International Working Group on the Diabetic Foot (IWGDF) classification system and to develop a risk score for predicting amputation.
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6.
  • Steen Jensen, Camilla, et al. (författare)
  • Cerebrospinal Fluid Amyloid Beta and Tau Concentrations Are Not Modulated by 16 Weeks of Moderate- to High-Intensity Physical Exercise in Patients with Alzheimer Disease.
  • 2016
  • Ingår i: Dementia and geriatric cognitive disorders. - : S. Karger AG. - 1421-9824 .- 1420-8008. ; 42:3-4, s. 146-158
  • Tidskriftsartikel (refereegranskat)abstract
    • Physical exercise may have some effect on cognition in patients with Alzheimer disease (AD). However, the underlying biochemical effects are unclear. Animal studies have shown that amyloid beta (Aβ), one of the pathological hallmarks of AD, can be altered with high levels of physical activity.The objective of this study was to elucidate the effect of 16 weeks of moderate- to high-intensity physical exercise on the biomarkers of AD, with special emphasis on the amyloidogenic pathway.From a total of 53 patients with AD participating in the Preserving Cognition, Quality of Life, Physical Health and Functional Ability in Alzheimer's Disease: The Effect of Physical Exercise (ADEX) study we analyzed cerebrospinal fluid samples for Aβ species, total tau (t-tau), phosphorylated tau (p-tau) and soluble amyloid precursor protein (sAPP) species. We also assessed the patients for apolipoprotein E ε4 (ApoE ε4) genotype.We found no effect of 16 weeks of physical exercise on the selected biomarkers, and no effect of ApoE ε4 genotype.Our findings suggest that the possible effect of physical exercise on cognition in patients with AD is not due to modulation of Aβ, t-tau, p-tau and sAPP species.
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7.
  • von Holstein, Sarah Linéa, et al. (författare)
  • Lacrimal gland lesions in Denmark between 1974 and 2007.
  • 2013
  • Ingår i: Acta ophthalmologica. - : Wiley. - 1755-3768 .- 1755-375X. ; 91:4, s. 349-354
  • Tidskriftsartikel (refereegranskat)abstract
    • Purpose: To evaluate the incidence rate, distribution, patient characteristics and indications for surgical intervention of lacrimal gland lesions in Denmark between 1974 and 2007. Material and methods: All biopsied/surgically removed lacrimal gland lesions in Denmark during the period 1974-2007 were identified by searching two population-based registries. Specimens were collected and re-evaluated. The following data were collected: age, gender, indications for surgical intervention and local recurrence. Results: A total of 232 lesions from 210 patients with a histologically verified lesion of the lacrimal gland were included. The incidence rate of lacrimal gland lesions was 1.3/1000000/year. The overall annual age- and gender-adjusted incidence rate more than doubled during the study period, owing to an increase in non-malignant lesions. Approximately half of the lesions were neoplasms (119) and 55% (66) of these were malignant. Dacryops constituted 10% (24), inflammatory lesions 27% (62), normal tissue 12% (27), benign tumours 23% (53) and malignant tumours 29% (66). Patients with malignant neoplasms were significantly older than patients with benign neoplasms (63 versus 48years, p<0.001). The indication for surgical intervention was suspicion of a tumour in more than 90% of the neoplastic lesions and in 30% of the non-neoplastic lesions. Conclusion: Lacrimal gland lesions that require surgical evaluation are rare in the Danish population and represent a wide spectrum of diagnoses, mostly benign. The overall incidence rate of biopsied lacrimal gland lesions is increasing.
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