1,303 research outputs found

    NEW AND LITTLE KNOWN EARTHWORM SPECIES FROM PERIPHERAL AREAS OF THE ROMANIAN CARPATHIANS (OLIGOCHAETA, LUMBRICIDAE)

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    Collecting trips organized to the little investigated regions of Romania (Oltenia, Banat, Bucovina)resulted in 41 earthworm species being recorded, including a new country record (Octolasion lacteovicinum Zicsi, 1968) and the discovery of a peculiar new anecic species Dendrobaena virgata sp. n. Consequently the number of earthworm species reported from Romania is raised to 73

    Effectiveness of mechanical traction as a non-surgical treatment for carpal tunnel syndrome compared to care as usual: study protocol for a randomized controlled trial

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    BACKGROUND: Carpal tunnel syndrome (CTS) is a common condition (prevalence of 4%) where the median nerve is compressed within the carpal tunnel resulting in numbness, tingling, and pain in the hand. Current non-surgical treatment options (oral medication, corticosteroid injections, splinting, exercise, and mobilization) show limited effects, especially in the long-term. Carpal tunnel release (CTR) surgery is effective in 70 to 75% of patients, but is relatively invasive and can be accompanied by complications. In an observational study, mechanical traction proved to be effective in up to 70% of patients directly after treatment and in 60% after two years follow-up. This randomized controlled trial (RCT) will examine the effectiveness of mechanical traction compared to care as usual in CTS. METHODS/DESIGN: Patients diagnosed with CTS will be recruited from an outpatient neurology clinic and randomly assigned to the intervention group (mechanical traction) or the control group (care as usual). Participants in the intervention group will receive 12 treatments with mechanical traction during six consecutive weeks. Primary outcome is symptom severity and functional status, which are measured with the Boston Carpel Tunnel Questionnaire (BCTQ). Secondary outcomes are quality of life (WHOQOL-BREF), health related resource utilization, and absenteeism from work. Outcomes will be assessed at baseline, and at 3, 6, and 12 months after inclusion. Linear mixed effect models will be used to determine the change from baseline at 12 months on the BCTQ, WHOQOL-BREF, absenteeism from work and health related resource utilization. The baseline measurement, change from baseline at three and six months, as well as duration of symptoms until inclusion, age, gender, and co-morbidity will be included as covariates The Pearson’s correlation coefficient will be generated to assess the correlation between depression and anxiety and treatment outcome. DISCUSSION: Since current non-surgical treatment options are not effective long-term and CTR is relatively invasive, there is a need for an effective and non-invasive treatment option. Mechanical traction is a safe treatment option that may provide a good alternative for the usual care. Considering the prevalence of CTS, the study is of great clinical value to a large patient population. TRIAL REGISTRATION: Clinical Trials NL44692.008.13 (registered on 19 September 2013)

    The Allolobophora sturanyi species group revisited: Integrated taxonomy and new taxa (Clitellata: Megadrili)

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    The Allolobophora sturanyi Rosa, 1895 species group is revisited using DNA barcoding and morphology. Barcoding results corroborated the previous treatment of the Allolobophora sturanyi subspecies and furthermore proved that the morphologically similar Allolobophora gestroides Zicsi, 1970 species belong to this species group. Elaboration of new samples from the Apuseni Mts resulted in discovery of a new subspecies A. sturanyi biharica ssp. nov. from the summit of the Bihor range, and a new species A. zicsica from the Vladeasa range similar to A. gestroides described from Northern Hungary

    Disease management for co-morbid depression and anxiety in diabetes mellitus: design of a randomised controlled trial in primary care

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    BACKGROUND: Depression and anxiety are common co-morbid health problems in patients with type 2 diabetes. Both depression and anxiety are associated with poor glycaemic control and increased risk of poor vascular outcomes and higher mortality rates. Results of previous studies have shown that in clinical practice, treatment of depression and anxiety is far from optimal as these symptoms are frequently overlooked and undertreated. METHODS/DESIGN: This randomised controlled trial will examine the effectiveness of a disease management programme treating symptoms of depression and anxiety in primary care patients with Type 2 diabetes. Patients will be randomized on patient level in 1:1 ratio. Random block sizes of 2 and 4 are used. The disease management programme consists of screening, stepped treatment and monitoring of symptoms (n = 80). This will be compared to care as usual (n = 80). DISCUSSION: The disease management model for co-morbid depression and anxiety in primary care patients with diabetes is expected to result in reduced symptoms of depression and anxiety, improved quality of life, reduced diabetes specific distress and improved glyceamic control, compared to care as usual. TRIAL REGISTRATION: Dutch Trial Register NTR262

    Prevalence of psychological distress in elderly hypertension patients in primary care

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    Background Recent guidelines on cardiovascular disease prevention advocate the importance of psychological risk factors, as they contribute to the risk of developing cardiovascular disease. However, most previous research on psychological distress and cardiovascular factors has focused on selected populations with cardiovascular disease. Aim The primary aim was to determine the prevalence of depression, anxiety, and Type D personality in elderly primary care patients with hypertension. Secondary aim was to examine the relation between elevated systolic blood pressure and depression, anxiety, and Type D personality. Design and Setting A cross-sectional study in primary care practices located in the south of the Netherlands. Method Primary care hypertension patients (N =605), between 60 and 85 years (45 % men, mean age=70±6.6), were recruited for this study. All patients underwent a structured interview including validated self-report questionnaires to assess depression (PHQ-9), anxiety (GAD-7), and Type D personality (DS14) as well as blood pressure assessment. Results and Conclusion Depression was prevalent in 5 %, anxiety in 5 %, and Type D personality in 8 %. None of the distress measures were associated with elevated systolic blood pressure of >160 mmHg (all p-values >0.05). This study showed no relation between psychological distress and elevated systolic blood pressure in elderly primary care patients with hypertension

    Symptoms associated with an abnormal echocardiogram in elderly primary care hypertension patients

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    Background The prevalence and diagnostic value of heart failure symptoms in elderly primary care patients with hypertension is unknown. Aim To assess the prevalence, sensitivity, specificity, positive and negative predictive value of symptoms in association with an abnormal echocardiogram. Design and setting Cross-sectional screening study in five general practices in the south-east of the Netherlands. Method Between June 2010 and January 2013, 591 primary care hypertension patients aged between 60 and 85 years were included, without known heart failure and not treated by a cardiologist. All patients underwent an echocardiogram and a structured interview including assessment of heart failure symptoms: shortness of breath, fatigue, oedema, cold extremities, and restless sleep. Results and conclusion Restless sleep was reported by 25 %, cold extremities by 23%, fatigue by 19 %, shortness of breath by 17 %, and oedema by 13 %. Oedema was the only symptom significantly associated with an abnormal echocardiogram (positive predictive value was 45 %, sensitivity 20 %, and specificity 90 %, OR 2.12; 95 % CI=1.23-3.64), apart from higher age (OR 1.06; 95 % CI=1.03-1.09), previous myocardial infarction (OR 3.00; 95 % CI=1.28-7.03), and a systolic blood pressure of >160 mmHg (OR 1.62; 95 % CI= 1.08-2.41). Screening with echocardiography might be considered in patients with oedema

    HPLC Method Validation for Simultaneous Determination of Three Mycotoxins from Corn Seeds

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    A new HPLC optimized method for simultaneous determination of some mycotoxins by separation and using a Dionex UltiMate3000 modular system, with multichannel UV detector was developed and validated. The method optimization was performed to determine simultaneously, several relevant mycotoxins from corn seeds that were stored over 8 months. The mycotoxins selected for quantification were: aflatoxin B1, ochratoxin A and zearalenone. They were selected due to their high concentration in the fodder. For the development stages of the HPLC method, it was introduced an internal standard to have accurate results. Taking into account that the analytes should be extracted from the complex matrix they reside, an extraction procedure was performed, using organic solvents, and the selection after repeated tests demonstrated the best capacity for ethyl acetate. The recovery is about 60–70 % after the extraction process also there is a good preconcentration (×2.5) of the analytes and the internal standard for their quantification. The limit of quantification (LOQ) obtained by chromatographic parameters optimization, for aflatoxin B1 and ochratoxin A were about 3–5 ÎŒg kg–1 and 14.4 ÎŒg kg–1 for zearalenone of raw biological material, making these values lower than those accepted by the actual normatives and regulations. (doi: 10.5562/cca1788

    An online mindful parenting training for mothers raising toddlers:Assessment of acceptability, effectiveness, and personal goals

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    Objectives Mindful parenting (MP) interventions show promising results, but they mostly target parents (of children) with mental health problems. This study examined an online MP intervention for mothers with toddlers in a population-based sample. Aims were to assess acceptability and effectiveness of the intervention for mothers with and without parental stress, and examine their predetermined personal goals. Methods The study included 157 mothers with toddlers from the general population of whom 73 reported parental stress. The mothers participated in an 8-week online MP training. Questionnaires were completed at waitlist, pretest, posttest, and follow-up. Results Mothers rated the training positively, although only 23.1% completed the training. Personal goals were analyzed qualitatively, establishing four different themes: attention, well-being, patience, and balance. Significant improvements in personal goals posttest and follow-up were found (large and very large effect size, respectively). We found no significant improvements from waitlist to pretest for all outcome variables, except personal goals (medium effect size). Mixed-linear model analyses showed significant improvements posttest and follow-up as compared to pretest regarding Self-compassion, Parental over-reactivity and Symptoms of anxiety and depression (small to medium effect sizes). There was an effect at posttest for Parenting problems, and for Parental role restriction at follow-up (small effect sizes). Levels of parental stress and theme of personal goal did not influence the effectiveness of the intervention. Conclusions The current study provides initial evidence that an online MP training could be an easily accessible, inexpensive, and valuable intervention for parents without an indication for a therapist-assisted intervention. Trial Registration Dutch Trial Register (NTR7401

    Evaluating the incidence of hydrological processes during site formation through orientation analysis. A case study of the middle Palaeolithic Lakeland site of Neumark-Nord 2 (Germany)

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    Lacustrine localitieswere attractive environments for Palaeolithic hominins, since they provide a large and broad spectrumof resources. Moreover, they are excellent archives that allowfor high-resolution environmental, chronological and archaeological analyses. However, these deposits are often subject to complex formation and postdepositional factors, including water-related processes. Evaluating the influence of hydrological processes in site formation is thus essential to more accurately reconstruct the duration, intensity and types of hominin behaviour within these environments. In this paperwe present the orientation analysis of archaeological material from the Last Interglacial site Neumark-Nord 2, Germany. Orientation analysis was done using GIS to calculate the orientation of artefact from digital plans of the excavation surface, which were subsequently tested using circular statistics. The results of the orientation analysis are compared with a hydrological model to check the relation between preferred orientations and reconstructed areas of water flow and accumulation. Results suggest that low-energy hydrological processes could have affected certain areas of the find-bearing deposits at Neumark-Nord 2 but, overall, there is no evidence for either high-energy hydrological processes or a significant movement of parts of the archaeological assemblage.The project “Interglacial landscapes and Neanderthal adaptations in the Neumark-Nord region (Saxony-Anhalt)” is funded by the Deutsche Forchungsgemeinschaft (DFG) (GA 683/9-1)
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