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This study aims to identify interventions to address workplace violence in the emergency department based on direct evidence from experiences of patient assault.<br />We performed de novo coding and thematic analysis of datasets from two geographically distinct institutions and five different sites that contained interviews with 80 health workers.<br />We identified concepts that corresponded to the micro (workers and patients), meso (organizations and clinical units), and macro (society at large, worldviews, and values) levels of the healthcare system. Within each level, potential interventions fell into the prevention, response, and recovery phases of emergency preparedness.<br />Efforts to address workplace violence should consider interconnected influences from individual workers, organizations, and society at large. Comprehensive approaches at multiple phases of preparedness are needed to have sustained impact on safety.<br />Efforts to address workplace violence should consider interconnected influences from individual workers, organizations, and society at large. Comprehensive approaches at multiple phases of preparedness are needed to have sustained impact on safety.<br />To examine components of the Health Belief Model (HBM) as mediators and socio-demographic characteristics as moderators of the effects of an educational intervention on intention to practise pneumoconiosis prevention among South Asian construction workers.<br />The study used a one-group pretest and posttest design. Analytic data was from 1001 South Asian construction workers in Hong Kong.<br />Changes in the perceived susceptibility, perceived severity, perceived benefits, cues to action, and self-efficacy mediated the intervention's efficacy in improving intention to practise pneumoconiosis prevention. The intervention was more effective in reducing perceived barriers in younger workers, enhancing self-efficacy in older workers and relatively new employees, and improving the intention in unmarried workers.<br />It provided preliminary support for the efficacy of the intervention based on the HBM in improving intention to practise pneumoconiosis prevention among South Asian construction workers.<br />It provided preliminary support for the efficacy of the intervention based on the HBM in improving intention to practise pneumoconiosis prevention among South Asian construction workers.<br />This study evaluated the relationship between exposure to diverse work-related stressors and psychological well-being in workers with precarious employment.<br />This was a secondary analysis of data from the fifth Korean Working Conditions Survey, conducted in 2017.<br />Daily workers were more likely to report poor psychological well-being than regular or temporary workers. Furthermore, higher proportions of daily workers reported exposure to the nine analyzed work stressors. However, only three of nine workplace stressors (lack of decision latitude, lack of reward, and lack of support from workplace managers) affected male and female daily workers.<br />A strategy designed to improve the psychological well-being of workers with precarious employment that is based on typical job stressor evaluation tools, may have limited effects.<br />A strategy designed to improve the psychological well-being of workers with precarious employment that is based on typical job stressor evaluation tools, may have limited effects.The purpose of this study was to investigate whether an elbow arthrogram after closed reduction and percutaneous fixation of lateral condyle fractures results in a change in surgical management. This is a retrospective review of lateral condyle fractures managed with closed reduction and percutaneous fixation followed by an elbow arthrogram at our institution between 2008 and 2019. Chart and radiographic review was performed and operative notes were reviewed to determine rates of subsequent intervention after arthrogram. Descriptive statistics were used to summarize the data. This study included 47 patients. The majority of patients were male (34 patients, 72%), and the mean age at time of injury was 5.5 ± 2.6 years. The mean radiographic displacement was 2.6 mm (range 0.8-6.9 mm). All fractures were managed by fellowship-trained pediatric orthopaedic surgeons with an average of 10.5 years of experience (range 0-32 years). Fractures were stabilized with percutaneous pins in 44 patients (94%) and percutaneous screws in three patients (6%). No patients had subsequent changes in management after an elbow arthrogram. There were no complications related to performance of the arthrogram. Closed reduction and percutaneous fixation is often indicated for mildly displaced lateral condyle fractures. Articular reduction after percutaneous fixation is commonly assessed using an elbow arthrogram; however, it did not change surgical management in any case reviewed over the 10-year study period. While there seems to be little risk of performing an arthrogram, the clinical utility should be further evaluated.Surgical treatment of mid-shaft clavicle fractures via anatomical plates in adult athletes is documented to be safe and effective. Functional and cosmetic outcomes in adolescent contact sports athletes have not been well documented. Adolescent athletes (age 11-19) surgically treated for mid-shaft clavicle fractures between 1 May 2011 and 30 October 2017 were included in this study. Twenty-one adolescent athletes with a mean follow-up of 44 months were reviewed. Retrospective chart reviews were performed. Functional and cosmetic outcomes, return to sports time/rate were analyzed using Nottingham Clavicle Scores and a 'Custom Questionnaire'. Return of function and healing, evidenced on radiographs, was achieved in all 21 patients. All patients returned back to competitive sports. The mean time to return back to training was 45.9 ± 16 (24-76) days. Sixteen (76.1%) of the patients reported Nottingham Clavicle Scores with a mean score of 91.7 (85-98). In the Custom Questionnaire, 16 patients who participated in the phone interview were satisfied with the cosmetic outcomes. The most common complaint was implant prominence and irritation in 6 (40%) patients, subsequently requiring implant removal in 3 (18.8%). [https://www.selleckchem.com/products/TWS119.html TWS119] Surgical fixation of mid-shaft clavicle fractures can lead to excellent union and cosmetic outcomes and a rapid return to sports in adolescent contact sport athletes. link2 However, one should consider the outcomes of implant-related complaints and the possibility of implant removal surgery in the future.We aimed to determine the quantitative value of derotation of calcaneo pedal block (DCPB) of Dimeglio system equivalent to talar head reduction of Pirani system. We also compared the ankle dorsiflexion obtained post tenotomy for different measures of DCPB. The study involved 53 idiopathic clubfoot children (86 feet) treated with Ponseti technique. Percutaneous Achilles tenotomy to correct ankle equinus was performed when forefoot adduction, heel varus were corrected and ankle dorsiflexion was less then 10°. Pirani's coverage of lateral head of talus was taken as a determinant of adequate DCPB and to perform tenotomy. Mean patient age at enrollment was 60.9 ± 71.1 days. The median pre and posttreatment Dimeglio scores were 13 (range 4-20) and 0 (range 0-3), respectively. DCPB at the time of talar head reduction was 53.8 ± 9.8°. In 85% feet, talar head reduction was obtained by DCPB 60° and all were reduced by 70°. The average ankle dorsiflexion improved significantly with DCPB ≥ 50°. The measure at which DCPB matched with talar head reduction of Pirani system was variable (40-70°). In all feet, talar head was reduced by 70° DCPB. Post tenotomy, ankle dorsiflexion was better with DCPB ≥ 50°.To estimate and rank cure and recurrence rates between conservative and operative treatments for trigger thumb in children. A systematic review was conducted by searching PubMed and Scopus. Eligible criteria were comparative studies included non-syndromic trigger thumbs, aged up to 10 years, reported at least 20 thumbs and followed up at least 12 months. link3 Two assessors independently extracted data and appraised for cure, recurrence rates among observation, stretching, splinting, open surgery, and percutaneous surgery. We assessed the risk of bias in non-randomized studies of interventions. A network meta-analysis, and probability of being the best outcomes were estimated with surface under the cumulative ranking curves (SUCRA). From 6853 searched articles, eight studies (799 children and 981 thumbs) were included. Mean age was 1.87-2.83 years and average followed up time was 1-5.7 years. Open surgery, percutaneous release, splinting, and stretching had higher cure rate than observation; pooled risk ratio (95% confidence interval) of 2.06 (1.53-2.78), 1.79 (1.26-2.53), 1.76 (1.30-2.36), and 1.37 (0.93-2.03), respectively. Percutaneous release increased risk of recurrence 3.29 times (1.42-7.60) when compared with open surgery. The best cure rates were open surgery (SUCRA = 95) followed by splint (SUCRA = 63.4), and percutaneous technique (SUCRA= 62.8). The highest recurrence rates were percutaneous (SUCRA = 97.3), and open surgery (SUCRA = 62.4). Splint is the most appropriate intervention for pediatric trigger thumb. After failed conservative methods, open surgery is considered for operative treatment. Level of evidence Therapeutic study level II-III.The primary aim of this study is to test the association of open tibial fractures (OTF), in a paediatric age group, with socioeconomic deprivation. The secondary objectives are to more clearly define the epidemiological characteristics of these high-energy injuries. A consecutive series of patients with OTF presenting to a major trauma centre at a children's hospital in Liverpool had age, gender, fracture pattern, mechanism, timing of the injury and their postcode of residence recorded. Those cases outside Liverpool, Sefton and Knowsley local authorities were excluded from incidence calculations. Postcodes were used to generate deprivation scores (Index of Multiple Deprivation, 2010) based on census data (2011). Cases were ranked and allocated to deprivation quintiles. A comparison to the normal population within Merseyside was undertaken using regression analysis. There were 71 cases over a 9-year period. Fifty cases resided within the geographical limits of Merseyside and were included in the incidence calculations. The annual incidence of paediatric OTF is 3.09 per 100 000 children (0-16 years). The median age at injury was 11 years (range 2-16) and this occurred most usually during term-time between 3 and 5 p.m. from road traffic collisions. Paediatric OTFs are strongly associated with socioeconomic deprivation. The association with deprivation reflects an exposure to unsafe roads in busy urban areas with limited access to safe playing spaces. Socioeconomically deprived men are most at risk from this injury. The links between deprivation and outcomes of treatment or long-term prospects are unclear.<br />A cross-sectional survey study.<br />To determine the neuromonitoring (NM) usage patterns among cervical spine surgeons when performing degenerative, nondeformity cervical spine surgery.<br />Intraoperative NM is frequently used in spine surgery. Although there is literature to support the use of NM in deformity surgery, its utility in degenerative cervical spine surgery remains unclear.<br />A survey was distributed to members of the Cervical Spine Research Society to assess practice patterns of NM use during degenerative cervical spine surgery. The survey consisted of 17 multiple choice questions. The first 3 questions focus on practice experience. The remaining 14 questions pertain to NM practice patterns in the setting of radiculopathy and myelopathy.<br />Significantly more surgeons routinely (&gt;75% of the time) used NM for myelopathy versus radiculopathy (64% vs. 38%, P&lt;0.001). Private practitioners were overall more likely to use NM than academicians (55% vs. 28%, P=0.007 for radiculopathy; 75% vs. 57%, P=0.
PURPOSE To assess the diagnostic performance and generalizability of logistic regression in classifying primary vitreoretinal lymphoma (PVRL) versus uveitis from intraocular cytokine levels in a single-center retrospective cohort, comparing a logistic regression model and previously published Interleukin Score for Intraocular Lymphoma Diagnosis (ISOLD) scores against the interleukin 10 (IL-10)-to-interleukin 6 (IL-6) ratio. DESIGN Retrospective cohort study. PARTICIPANTS Patient histories, pathology reports, and intraocular cytokine levels from 2339 patient entries in the National Eye Institute Histopathology Core database. METHODS Patient diagnoses of PVRL versus uveitis and associated aqueous or vitreous IL-6 and IL-10 levels were collected retrospectively. From these data, cytokine levels were compared between diagnoses with the Mann-Whitney U test. A logistic regression model was trained to classify PVRL versus uveitis from aqueous and vitreous IL-6 and IL-10 samples and compared with ISOLD scores and IL-r the IL-10-to-IL-6 ratio. All models achieved complete separation between uveitis and lymphoma in the aqueous data set. CONCLUSIONS The accuracy of the logistic regression model and generalizability of the ISOLD score to an independent patient cohort suggest that intraocular cytokine analysis by logistic regression may be a promising adjunct to cytopathologic analysis, the gold standard, for the early diagnosis of primary vitreoretinal lymphoma. Further validation studies are merited. Published by Elsevier Inc.PURPOSE Aggressive posterior retinopathy of prematurity (AP-ROP) is a vision-threatening disease with a significant rate of progression to retinal detachment. The purpose of this study was to characterize AP-ROP quantitatively by demographics, rate of disease progression, and a deep learning-based vascular severity score. DESIGN Retrospective analysis. PARTICIPANTS The Imaging and Informatics in ROP cohort from 8 North American centers, consisting of 947 patients and 5945 clinical eye examinations with fundus images, was used. Pretreatment eyes were categorized by disease severity none, mild, type 2 or pre-plus, treatment-requiring (TR) without AP-ROP, TR with AP-ROP. Analyses compared TR with AP-ROP and TR without AP-ROP to investigate differences between AP-ROP and other TR disease. METHODS A reference standard diagnosis was generated for each eye examination using previously published methods combining 3 independent image-based gradings and 1 ophthalmoscopic grading. All fundus images were analyzed using aes with clinically identified categories of disease, including AP-ROP. The rate of progression to peak disease is greatest in eyes that demonstrate AP-ROP compared with other treatment-requiring eyes. Analysis of quantitative characteristics of AP-ROP may help improve diagnosis and treatment of an aggressive, vision-threatening form of ROP. PURPOSE To develop and validate a deep learning model for the automatic segmentation of geographic atrophy (GA) using color fundus images (CFIs) and its application to study the growth rate of GA. DESIGN Prospective, multicenter, natural history study with up to 15 years of follow-up. PARTICIPANTS Four hundred nine CFIs of 238 eyes with GA from the Rotterdam Study (RS) and Blue Mountain Eye Study (BMES) for model development, and 3589 CFIs of 376 eyes from the Age-Related Eye Disease Study (AREDS) for analysis of GA growth rate. METHODS A deep learning model based on an ensemble of encoder-decoder architectures was implemented and optimized for the segmentation of GA in CFIs. Four experienced graders delineated, in consensus, GA in CFIs from the RS and BMES. These manual delineations were used to evaluate the segmentation model using 5-fold cross-validation. The model was applied further to CFIs from the AREDS to study the growth rate of GA. Linear regression analysis was used to study associations between st and robust segmentation of GA on CFIs. These segmentations can be used to extract structural characteristics of GA that predict its growth rate. PURPOSE To investigate the change in the prevalence of reduced visual acuity (VA) in Taiwanese school children after a policy intervention promoting increased time outdoors. DESIGN Prospective cohort study based on the Taiwan School Student Visual Acuity Screen (TSVAS) by the Ministry of Education in Taiwan. PARTICIPANTS All school children from grades 1 through 6 were enrolled in the TSVAS from 2001 through&nbsp;2015. METHODS The TSVAS requires each school in Taiwan to perform measurements of uncorrected VA (UCVA) on all students in grades 1 through 6 every half year using a Tumbling E chart. Reduced VA was defined as UCVA of 20/25 or less. Data from 1.2 to 1.9 million primary school children each year were collected from 2001 through 2015. A policy program named Tian-Tian 120 encouraged schools to take students outdoors for 120 minutes every day for myopia prevention. It was instituted in September 2010. To investigate the impact of the intervention, a segmented regression analysis of interrupted time series wasn Taiwan. Because randomized trials have demonstrated outdoor exposure slowing myopia onset, interventions to promote increased time outdoors may be useful in other areas affected by an epidemic of myopia. PURPOSE To examine the normative profile and determinants of macular ganglion cell-inner plexiform layer (GCIPL) thickness based on spectral-domain OCT (SD-OCT) in a nonglaucoma, multi-ethnic Asian population. DESIGN Population-based, cross-sectional study. PARTICIPANTS Ethnic Chinese, Malay, and Indian adults aged ≥40 years recruited from the Singapore Epidemiology of Eye Diseases Study. [https://www.selleckchem.com/products/combretastatin-a4.html Combretastatin A4 nmr] METHODS All participants underwent standardized examinations. The GCIPL thickness was measured using Cirrus HD-OCT (Carl Zeiss Meditec, Dublin, CA). Participants with glaucoma or poor-quality scans were excluded. Eye-specific data were used. Associations of ocular and systemic factors with GCIPL thickness parameters were investigated using multivariable linear regression with generalized estimating equation models to account for correlation between both eyes. MAIN OUTCOME MEASURES GCIPL thickness. RESULTS A total of 4464 participants (7520 eyes) consisting of 1625 Chinese, 1212 Malay, and 1627 Indian adults contributed to this analysis.

Latest revision as of 10:06, 22 October 2024

PURPOSE To assess the diagnostic performance and generalizability of logistic regression in classifying primary vitreoretinal lymphoma (PVRL) versus uveitis from intraocular cytokine levels in a single-center retrospective cohort, comparing a logistic regression model and previously published Interleukin Score for Intraocular Lymphoma Diagnosis (ISOLD) scores against the interleukin 10 (IL-10)-to-interleukin 6 (IL-6) ratio. DESIGN Retrospective cohort study. PARTICIPANTS Patient histories, pathology reports, and intraocular cytokine levels from 2339 patient entries in the National Eye Institute Histopathology Core database. METHODS Patient diagnoses of PVRL versus uveitis and associated aqueous or vitreous IL-6 and IL-10 levels were collected retrospectively. From these data, cytokine levels were compared between diagnoses with the Mann-Whitney U test. A logistic regression model was trained to classify PVRL versus uveitis from aqueous and vitreous IL-6 and IL-10 samples and compared with ISOLD scores and IL-r the IL-10-to-IL-6 ratio. All models achieved complete separation between uveitis and lymphoma in the aqueous data set. CONCLUSIONS The accuracy of the logistic regression model and generalizability of the ISOLD score to an independent patient cohort suggest that intraocular cytokine analysis by logistic regression may be a promising adjunct to cytopathologic analysis, the gold standard, for the early diagnosis of primary vitreoretinal lymphoma. Further validation studies are merited. Published by Elsevier Inc.PURPOSE Aggressive posterior retinopathy of prematurity (AP-ROP) is a vision-threatening disease with a significant rate of progression to retinal detachment. The purpose of this study was to characterize AP-ROP quantitatively by demographics, rate of disease progression, and a deep learning-based vascular severity score. DESIGN Retrospective analysis. PARTICIPANTS The Imaging and Informatics in ROP cohort from 8 North American centers, consisting of 947 patients and 5945 clinical eye examinations with fundus images, was used. Pretreatment eyes were categorized by disease severity none, mild, type 2 or pre-plus, treatment-requiring (TR) without AP-ROP, TR with AP-ROP. Analyses compared TR with AP-ROP and TR without AP-ROP to investigate differences between AP-ROP and other TR disease. METHODS A reference standard diagnosis was generated for each eye examination using previously published methods combining 3 independent image-based gradings and 1 ophthalmoscopic grading. All fundus images were analyzed using aes with clinically identified categories of disease, including AP-ROP. The rate of progression to peak disease is greatest in eyes that demonstrate AP-ROP compared with other treatment-requiring eyes. Analysis of quantitative characteristics of AP-ROP may help improve diagnosis and treatment of an aggressive, vision-threatening form of ROP. PURPOSE To develop and validate a deep learning model for the automatic segmentation of geographic atrophy (GA) using color fundus images (CFIs) and its application to study the growth rate of GA. DESIGN Prospective, multicenter, natural history study with up to 15 years of follow-up. PARTICIPANTS Four hundred nine CFIs of 238 eyes with GA from the Rotterdam Study (RS) and Blue Mountain Eye Study (BMES) for model development, and 3589 CFIs of 376 eyes from the Age-Related Eye Disease Study (AREDS) for analysis of GA growth rate. METHODS A deep learning model based on an ensemble of encoder-decoder architectures was implemented and optimized for the segmentation of GA in CFIs. Four experienced graders delineated, in consensus, GA in CFIs from the RS and BMES. These manual delineations were used to evaluate the segmentation model using 5-fold cross-validation. The model was applied further to CFIs from the AREDS to study the growth rate of GA. Linear regression analysis was used to study associations between st and robust segmentation of GA on CFIs. These segmentations can be used to extract structural characteristics of GA that predict its growth rate. PURPOSE To investigate the change in the prevalence of reduced visual acuity (VA) in Taiwanese school children after a policy intervention promoting increased time outdoors. DESIGN Prospective cohort study based on the Taiwan School Student Visual Acuity Screen (TSVAS) by the Ministry of Education in Taiwan. PARTICIPANTS All school children from grades 1 through 6 were enrolled in the TSVAS from 2001 through 2015. METHODS The TSVAS requires each school in Taiwan to perform measurements of uncorrected VA (UCVA) on all students in grades 1 through 6 every half year using a Tumbling E chart. Reduced VA was defined as UCVA of 20/25 or less. Data from 1.2 to 1.9 million primary school children each year were collected from 2001 through 2015. A policy program named Tian-Tian 120 encouraged schools to take students outdoors for 120 minutes every day for myopia prevention. It was instituted in September 2010. To investigate the impact of the intervention, a segmented regression analysis of interrupted time series wasn Taiwan. Because randomized trials have demonstrated outdoor exposure slowing myopia onset, interventions to promote increased time outdoors may be useful in other areas affected by an epidemic of myopia. PURPOSE To examine the normative profile and determinants of macular ganglion cell-inner plexiform layer (GCIPL) thickness based on spectral-domain OCT (SD-OCT) in a nonglaucoma, multi-ethnic Asian population. DESIGN Population-based, cross-sectional study. PARTICIPANTS Ethnic Chinese, Malay, and Indian adults aged ≥40 years recruited from the Singapore Epidemiology of Eye Diseases Study. Combretastatin A4 nmr METHODS All participants underwent standardized examinations. The GCIPL thickness was measured using Cirrus HD-OCT (Carl Zeiss Meditec, Dublin, CA). Participants with glaucoma or poor-quality scans were excluded. Eye-specific data were used. Associations of ocular and systemic factors with GCIPL thickness parameters were investigated using multivariable linear regression with generalized estimating equation models to account for correlation between both eyes. MAIN OUTCOME MEASURES GCIPL thickness. RESULTS A total of 4464 participants (7520 eyes) consisting of 1625 Chinese, 1212 Malay, and 1627 Indian adults contributed to this analysis.