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Träfflista för sökning "WFRF:(Karlsson Jan) ;pers:(Lorentzon Mattias 1970)"

Sökning: WFRF:(Karlsson Jan) > Lorentzon Mattias 1970

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1.
  • Haghsheno, Mohammad-Ali, et al. (författare)
  • Low 25-OH Vitamin D Level is Associated with Benign Prostatic Enlargement (BPE).
  • 2013
  • Ingår i: The Journal of urology. - : Ovid Technologies (Wolters Kluwer Health). - 1527-3792 .- 0022-5347. ; 190:2, s. 608-614
  • Tidskriftsartikel (refereegranskat)abstract
    • PURPOSE: To test the hypothesis that low levels of vitamin D were associated with Benign Prostatic Enlargement (BPE). We also studied whether body composition, sex hormones, serum SHBG, albumin corrected serum calcium, adiponectin and lipid statuses were associated with BPE. MATERIALS AND METHODS: 184 representative randomly selected men aged 72 - 76 years, enrolled in the Gothenburg arm of the MrOs study, were investigated. Men with a medical history of prostate cancer, prostate operation or medication for BPE were excluded leaving 155 men to be analyzed. A cross-sectional study was conducted in which BPE, as measured by the total prostate gland volume, was related to clinical, anthropometric, endocrine and metabolic factors, using univariate and multivariate analyses with regression models. RESULTS: The median prostate volume was 40 ml. In multivariate models only 25-OH vitamin D, albumin corrected serum calcium, serum SHBG and HDL-cholesterol were significantly and inversely associated with large prostate glands. CONCLUSION: The present report adds four independent factors associated with BPE: Low levels of 25-OH vitamin D, serum calcium, SHBG and HDL-cholesterol.
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2.
  • Haghsheno, Mohammad-Ali, et al. (författare)
  • Lower urinary tract symptoms are associated with low levels of serum serotonin, high levels of adiponectin and fasting glucose, and benign prostatic enlargement.
  • 2015
  • Ingår i: Scandinavian journal of urology. - : Medical Journals Sweden AB. - 2168-1813 .- 2168-1805. ; 49:2, s. 155-161
  • Tidskriftsartikel (refereegranskat)abstract
    • Abstract Objective. The aim of this study was to test whether lower urinary tract symptoms (LUTS) and urinary incontinence are associated with the metabolic syndrome (MetS). The association between LUTS and benign prostatic enlargement (BPE) was also investigated. Material and methods. A cross-sectional, representative risk factor analysis of LUTS, as measured by the International Prostate Symptom Score (IPSS), and urinary incontinence was conducted. Among 950 representative individuals, aged 69-81 years, the association between clinical, anthropometric, endocrine, metabolic and inflammatory factors on the one hand, as both major and minor aspects of MetS, and LUTS and urinary incontinence, on the other hand, was analysed. The prostate gland volume was measured in a subgroup of 155 randomly selected individuals and the association between LUTS and BPE was estimated. Results. No significant association was found between LUTS or urinary incontinence and the major aspects of the MetS. However, in a multivariate analysis, serum serotonin showed an independent negative correlation with LUTS and with urinary incontinence while fasting serum glucose and serum adiponectin showed a positive correlation with LUTS. Furthermore, in a subgroup of 155 individuals, the prostate gland volume correlated positively with LUTS. Conclusions. The study did not show an association between LUTS or urinary incontinence and the major components of the MetS. However, serum serotonin showed an independent negative correlation with LUTS and with urinary incontinence while fasting serum glucose and serum adiponectin showed a positive correlation with LUTS. The data confirm the general knowledge that BPE may be one of the causative factors of LUTS.
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3.
  • Karlsson, Magnus, et al. (författare)
  • International and ethnic variability of falls in older men
  • 2014
  • Ingår i: Scandinavian journal of public health. - : SAGE Publications. - 1651-1905 .- 1403-4948. ; 42:2, s. 194-200
  • Tidskriftsartikel (refereegranskat)abstract
    • Aims: Fallers and especially recurrent fallers are at high risk for injuries. The aim of this study was to evaluate fall epidemiology in older men with special attention to the influence of age, ethnicity and country of residence. Methods: 10,998 men aged 65 years or above recruited in Hong Kong, the United States (US) and Sweden were evaluated in a cross-sectional retrospective study design. Self-reported falls and fractures for the preceding 12 months were registered through questionnaires. Group comparisons were done by chi-square test or logistic regression. Results: The proportion of fallers among the total population was 16.5% in ages 65-69, 24.8% in ages 80-84 and 43.2% in ages above 90 (P <0.001). The corresponding proportions of recurrent fallers in the same age groups were 6.3%, 10.1% and 18.2%, respectively (P <0.001), and fallers with fractures 1.0%, 2.3% and 9.1%, respectively (P <0.001). The proportion of fallers was highest in the US, intermediate in Sweden and lowest in Hong Kong (in most age groups P <0.05). The proportion of fallers among white men in the US was higher than in white men in Sweden (all comparable age groups P <0.01) but there were no differences in the proportion of fallers in US men with different ethnicity. Conclusions: The proportion of fallers in older men is different in different countries, and data in this study corroborate with the view that society of residence influences fall prevalence more than ethnicity.
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4.
  • Detter, Fredrik, et al. (författare)
  • A Six-Year Exercise Program Improves Skeletal Traits without Affecting Fracture Risk - a Prospective Controlled Study in 2621 Children
  • 2014
  • Ingår i: Journal of bone and mineral research. - : Wiley. - 0884-0431 .- 1523-4681. ; 29:6, s. 1325-1336
  • Tidskriftsartikel (refereegranskat)abstract
    • Most pediatric exercise intervention studies, that evaluates the effect on skeletal traits include volunteers and follow bone mass for less than three years. We present a population-based six-year controlled exercise intervention study in children with also bone structure and incident fractures as endpoints. Fractures were registered in 417 girls and 500 boys in the intervention group (3969 person-years) and 835 girls and 869 boys in the control group (8245 person-years), all aged 6-9 years at study start, during the six-year study period. Children in the intervention group had 40 minutes daily school physical education (PE) and the control group 60 minutes per week. In a sub-cohort with 78 girls and 111 boys in the intervention group and 52 girls and 54 boys in the control group, bone mineral density (g/cm2 ) and bone area (mm2 ) were measured repeatedly by dual energy X-ray absorptiometry (DXA). Peripheral quantitative computed tomography (pQCT) measured bone mass and bone structure at follow-up. There were 21.7 low and moderate energy related fractures per 1000 person-years in the intervention group and 19.8 fractures in the control group, leading to a Rate Ratio (RR) of 1.12 (0.85, 1.46). Girls in the intervention group, in comparison with girls in the control group, had 0.009 g/cm2 (0.003, 0.015) larger gain annually in spine BMD, 0.07 g (0.014, 0.123) larger gain in femoral neck BMC and 4.0 mm2 (0.5, 7.8) larger gain in femoral neck area, and at follow-up 24.1 g (7.6, 40.6) higher tibial cortical BMC (g) and 23.9 mm2 (5.27, 42.6) larger tibial cross-sectional area. Boys with daily PE had 0.006 g/cm2 (0.002, 0.010) larger gain annually in spine BMD than control boys but at follow-up no higher pQCT values than boys in the control group. Daily PE for six years in at study start 6-9 year old improves bone mass and bone size in girls and bone mass in boys, without affecting the fracture risk. (c) 2014 American Society for Bone and Mineral Research.
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5.
  • Karlsson, Magnus, et al. (författare)
  • Inferior physical performance tests in 10,998 men in the MrOS study is associated with recurrent falls
  • 2012
  • Ingår i: Age and Ageing. - : Oxford University Press (OUP). - 0002-0729 .- 1468-2834. ; 41:6, s. 740-746
  • Tidskriftsartikel (refereegranskat)abstract
    • Background: recurrent fallers are at especially high risk for injuries. Objective: to study whether tests of physical performance are associated with recurrent falls. Subjects: a total of 10,998 men aged 65 years or above. Methods: questionnaires evaluated falls sustained 12 months preceding testing of grip strength, timed stand, 6-m walk and 20-cm narrow walk test. Means with 95% confidence interval (95% CI) are reported. P < 0.01 is a statistically significant difference. Results: in comparison to both occasional fallers and non-fallers, recurrent fallers performed more poorly on all the physical ability tests (all P < 0.001). A score below -2 standard deviations (SDs) in the right-hand grip strength test was associated with an odds ratio of 2.4 (95% CI 1.7, 3.4) for having had recurrent falls compared with having had no fall and of 2.0 (95% CI 1.3, 3.4) for having had recurrent falls compared with having had an occasional fall. Conclusion: low performance in physical ability tests are in elderly men associated with recurrent falls.
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6.
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7.
  • Kherad, Mehrsa, et al. (författare)
  • Risk factors for low back pain and sciatica in elderly men-the MrOS Sweden study
  • 2017
  • Ingår i: Age and Ageing. - : Oxford University Press (OUP). - 0002-0729 .- 1468-2834. ; 46:1, s. 64-71
  • Tidskriftsartikel (refereegranskat)abstract
    • INTRODUCTION: the aim of this study was to identify whether factors beyond anatomical abnormalities are associated with low back pain (LBP) and LBP with sciatica (SCI) in older men. MATERIAL AND METHODS: Mister Osteoporosis Sweden includes 3,014 men aged 69-81 years. They answered questionnaires on lifestyle and whether they had experienced LBP and SCI during the preceding 12 months. About 3,007 men answered the back pain (BP) questions, 258 reported BP without specified region. We identified 1,388 with no BP, 1,361 with any LBP (regardless of SCI), 1,074 of those with LBP also indicated if they had experienced LBP (n = 615), LBP+SCI (n = 459). RESULTS: about 49% of those with LBP and 54% of those with LBP+SCI rated their health as poor/very poor (P < 0.001). Men with any LBP to a greater extent than those without BP had poor self-estimated health, depressive symptoms, dizziness, fall tendency, serious comorbidity (diabetes, stroke, coronary heart disease, pulmonary disease and/or cancer) (all P < 0.001), foreign background, were smokers (all P < 0.01), had low physical activity and used walking aids (all P < 0.05). Men with LBP+SCI to a greater extent than those with LBP had lower education, lower self-estimated health, comorbidity, dizziness and used walking aids (all P < 0.001). CONCLUSIONS: in older men with LBP and SCI, anatomical abnormalities such as vertebral fractures, metastases, central or lateral spinal stenosis or degenerative conditions may only in part explain prevalent symptoms and disability. Social and lifestyle factors must also be evaluated since they are associated not only with unspecific LBP but also with LBP with SCI.
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8.
  • Kherad, Mehrsa, et al. (författare)
  • The number and characteristics of prevalent vertebral fractures in elderly men are associated with low bone mass and osteoporosis.
  • 2015
  • Ingår i: The bone & joint journal. - 2049-4408. ; 97-B:8, s. 1106-10
  • Tidskriftsartikel (refereegranskat)abstract
    • We sought to determine whether specific characteristics of vertebral fractures in elderly men are associated with low bone mineral density (BMD) and osteoporosis. Mister Osteoporosis Sweden is a population based cohort study involving 3014 men aged 69 to 81 years. Of these, 1427 had readable lateral radiographs of the thoracic and lumbar spine. Total body (TB) BMD (g/cm²) and total right hip (TH) BMD were measured by dual energy x-ray absorptiometry. The proportion of men with osteoporosis was calculated from TH BMD. There were 215 men (15.1%) with a vertebral fracture. Those with a fracture had lower TB BMD than those without (p < 0.001). Among men with a fracture, TB BMD was lower in those with more than three fractures (p = 0.02), those with biconcave fractures (p = 0.02) and those with vertebral body compression of > 42% (worst quartile) (p = 0.03). The mean odds ratio (OR) for having osteoporosis when having any type of vertebral fracture was 6.1 (95% confidence interval (CI) 3.9 to 9.5) compared with those without a fracture. A combination of more than three fractures and compression in the worst quartile had a mean OR of 114.2 (95% CI 6.7 to 1938.3) of having osteoporosis compared with those without a fracture. We recommend BMD studies to be undertaken in these subcohorts of elderly men with a vertebral fracture.
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9.
  • Rosengren, Björn, et al. (författare)
  • Inferior physical performance test results of 10,998 men in the MrOS Study is associated with high fracture risk.
  • 2012
  • Ingår i: Age and ageing. - : Oxford University Press (OUP). - 1468-2834 .- 0002-0729. ; 41:3, s. 339-44
  • Tidskriftsartikel (refereegranskat)abstract
    • Background: most fractures are preceded by falls. Objective: the aim of this study was to determine whether tests of physical performance are associated with fractures. Subjects: a total of 10,998 men aged 65 years or above were recruited. Methods: questionnaires evaluated falls sustained 12 months before administration of the grip strength test, the timed stand test, the six-metre walk test and the twenty-centimetre narrow walk test. Means with 95% confidence interval (95% CI) are reported. P < 0.05 is a statistically significant difference. Results: fallers with a fracture performed worse than non-fallers on all tests (all P < 0.001). Fallers with a fracture performed worse than fallers with no fractures both on the right-hand-grip strength test and on the six-metre walk test (P < 0.001). A score below –2 standard deviations in the right-hand-grip strength test was associated with an odds ratio of 3.9 (95% CI: 2.1–7.4) for having had a fall with a fracture compared with having had no fall and with an odds ratio of 2.6 (95% CI: 1.3–5.2) for having had a fall with a fracture compared with having had a fall with no fracture. Conclusion: the right-hand-grip strength test and the six-metre walk test performed by old men help discriminate fallers with a fracture from both fallers with no fracture and non-fallers.
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10.
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