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  • 1
    In: HIP International, SAGE Publications, Vol. 27, No. 4 ( 2017-07), p. 397-400
    Kurzfassung: The direct anterior approach for total hip replacements has reported advantages of improved early function and muscle preservation. In an effort to improve healing and cosmesis, a change in the orientation of the incision has been proposed. Traditionally, the skin incision is in-line with the tensor fasciae latae muscle belly. The bikini incision is orthogonal to this orientation. The hypothesis was that muscle damage would be increased by using the bikini incision. Methods A traditional or bikini incision was performed on 18 cadaveric hips. On each of the 9 specimens, the traditional incision was performed on 1 side, and a bikini incision on the contralateral hip, with an even distribution of right or left side. Blinded anatomists performed the hip dissections, and assessed for muscle damage as well as for damage to the lateral femoral cutaneous nerve. Results No difference in muscle damage was identified in the tensor fasciae latae between muscle groups. Muscle damage was very minimal to the gluteus medius and minimus. Damage to the lateral femoral cutaneous nerve occurred equally for both the bikini and traditional skin incisions. Conclusions The bikini incision for the direct anterior approach to the hip can be performed safely, with no increase in muscle damage or damage to the lateral femoral cutaneous nerve compared to the traditional incision.
    Materialart: Online-Ressource
    ISSN: 1120-7000 , 1724-6067
    Sprache: Englisch
    Verlag: SAGE Publications
    Publikationsdatum: 2017
    ZDB Id: 1475775-8
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 2
    In: The Journal of Vascular Access, SAGE Publications
    Kurzfassung: To describe and compare de novo arteriovenous fistula (AVF) failure rates between Australia and New Zealand (ANZ), and Malaysia. Background: AVFs are preferred for haemodialysis access but are limited by high rates of early failure. Methods: A post hoc analysis of 353 participants from ANZ and Malaysia included in the FAVOURED randomised-controlled trial undergoing de novo AVF surgery was performed. Composite AVF failure (thrombosis, abandonment, cannulation failure) and its individual components were compared between ANZ ( n = 209) and Malaysian ( n = 144) participants using logistic regression adjusted for patient- and potentially modifiable clinical factors. Results: Participants’ mean age was 55 ± 14.3 years and 64% were male. Compared with ANZ participants, Malaysian participants were younger with lower body mass index, higher prevalence of diabetes mellitus and lower prevalence of cardiovascular disease. AVF failure was less frequent in the Malaysian cohort (38% vs 54%; adjusted odds ratio (OR) 0.53, 95% confidence interval (CI) 0.31–0.93). This difference was driven by lower odds of cannulation failure (29% vs 47%, OR 0.45, 95% CI 0.25–0.80), while the odds of AVF thrombosis (17% vs 20%, OR 1.24, 95% CI 0.62–2.48) and abandonment (25% vs 23%, OR 1.17, 95% CI 0.62–2.16) were similar. Conclusions: The risk of AVF failure was significantly lower in Malaysia compared to ANZ and driven by a lower risk of cannulation failure. Differences in practice patterns, including patient selection, surgical techniques, anaesthesia or cannulation techniques may account for regional outcome differences and warrant further investigation.
    Materialart: Online-Ressource
    ISSN: 1129-7298 , 1724-6032
    Sprache: Englisch
    Verlag: SAGE Publications
    Publikationsdatum: 2022
    ZDB Id: 2079292-X
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 3
    Online-Ressource
    Online-Ressource
    SAGE Publications ; 2023
    In:  Statistical Methods in Medical Research Vol. 32, No. 9 ( 2023-09), p. 1649-1663
    In: Statistical Methods in Medical Research, SAGE Publications, Vol. 32, No. 9 ( 2023-09), p. 1649-1663
    Kurzfassung: Existing methods for estimation of dynamic treatment regimes are mostly limited to intention-to-treat analyses—which estimate the effect of randomization to a particular treatment regime without considering the compliance behavior of patients. In this article, we propose a novel nonparametric Bayesian Q-learning approach to construct optimal sequential treatment regimes that adjust for partial compliance. We consider the popular potential compliance framework, where some potential compliances are latent and need to be imputed. The key challenge is learning the joint distribution of the potential compliances, which we accomplish using a Dirichlet process mixture model. Our approach provides two kinds of treatment regimes: (1) conditional regimes that depend on the potential compliance values; and (2) marginal regimes where the potential compliances are marginalized. Extensive simulation studies highlight the usefulness of our method compared to intention-to-treat analyses. We apply our method to the Adaptive Treatment for Alcohol and Cocaine Dependence (ENGAGE) study , where the goal is to construct optimal treatment regimes to engage patients in therapy.
    Materialart: Online-Ressource
    ISSN: 0962-2802 , 1477-0334
    Sprache: Englisch
    Verlag: SAGE Publications
    Publikationsdatum: 2023
    ZDB Id: 2001539-2
    ZDB Id: 1136948-6
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 4
    In: Foot & Ankle Specialist, SAGE Publications, Vol. 12, No. 2 ( 2019-04), p. 115-121
    Kurzfassung: Introduction. Total ankle arthroplasty (TAA) is an increasingly used, effective treatment for end-stage ankle arthritis. Although numerous studies have associated blood transfusion with complications following hip and knee arthroplasty, its effects following TAA are largely unknown. This study uses data from a large, nationally representative database to estimate the association between blood transfusion and inpatient complications and hospital costs following TAA. Methods. Using the Nationwide Inpatient Sample (NIS) database from 2004 to 2014, 25 412 patients who underwent TAA were identified, with 286 (1.1%) receiving a blood transfusion. Univariate analysis assessed patient and hospital factors associated with blood transfusion following TAA. Results. Patients requiring blood transfusion were more likely to be female, African American, Medicare recipients, and treated in nonteaching hospitals. Average length of stay for patients following transfusion was 3.0 days longer, while average inpatient cost was increased by approximately 50%. Patients who received blood transfusion were significantly more likely to suffer from congestive heart failure, peripheral vascular disease, hypothyroidism, coagulation disorder, or anemia. Acute renal failure was significantly more common among patients receiving blood transfusion ( P 〈 .001). Conclusion. Blood transfusions following TAA are infrequent and are associated with multiple medical comorbidities, increased complications, longer hospital stays, and increased overall cost. Levels of Evidence: Level III: Retrospective, comparative study
    Materialart: Online-Ressource
    ISSN: 1938-6400 , 1938-7636
    Sprache: Englisch
    Verlag: SAGE Publications
    Publikationsdatum: 2019
    ZDB Id: 2411886-2
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 5
    Online-Ressource
    Online-Ressource
    SAGE Publications ; 2005
    In:  Journal of Visual Impairment & Blindness Vol. 99, No. 1 ( 2005-01), p. 40-54
    In: Journal of Visual Impairment & Blindness, SAGE Publications, Vol. 99, No. 1 ( 2005-01), p. 40-54
    Kurzfassung: This study used verbal protocol analysis to examine the behavior of an individual with visual impairment using a self-voicing application to find information on the World Wide Web. The results indicated that executing actions (such as typing or pressing keys) and interpreting the computer system's state (data gathering) were the most frequent and time-consuming tasks. Furthermore, the individual had difficulty determining the effects of her actions on the system and whether relevant information was present on a page. These results suggest that there may be problems in interfacing the user with the software and the way textual information is aurally displayed to the user.
    Materialart: Online-Ressource
    ISSN: 0145-482X , 1559-1476
    Sprache: Englisch
    Verlag: SAGE Publications
    Publikationsdatum: 2005
    ZDB Id: 2060706-4
    SSG: 5,3
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 6
    In: Journal of Primary Care & Community Health, SAGE Publications, Vol. 14 ( 2023-01)
    Kurzfassung: Electronic massagers have gained popularity for their non-invasive and cost-effective approach to healthcare. However, existing electronic massagers require manual manipulation, leading to inconsistency. Objective: To investigate the feasibility and acceptability of the Electronic Massager—Expert Manipulative Massage Automation (EMMA) among the American population. Methods: A single-arm pilot study was conducted at Mayo Clinic Rochester campus. Participants received massage therapy with the EMMA treatment model and completed a demographics and Satisfaction Survey Questionnaire. Data were collected using REDCap, and statistical analysis was performed. Results: Twenty healthy volunteers (13 women, 7 men; median age, 47 years) participated and completed the intervention within 2 weeks. No adverse events were reported. Overall, the acceptability and satisfaction of massage utilizing EMMA were high, with all participants finding the study worthwhile, willing to participate again, and willing to recommend the study to others. Regarding the overall experience, 65.0% reported a better-than-expected experience. Responses to open-ended post-treatment questions showed that most participants enjoyed the warmth (35%), pressure (25%), and relaxation (20%) provided by EMMA, with the majority suggesting no changes or improvements were needed. However, some participants expressed a desire for an expanded massage area (20%). Conclusions: This study suggests that the EMMA massager has high acceptability and satisfaction among healthy volunteers, thus demonstrating its feasibility. However, further research is needed to optimize EMMA and assess its clinical effectiveness.
    Materialart: Online-Ressource
    ISSN: 2150-1319 , 2150-1327
    Sprache: Englisch
    Verlag: SAGE Publications
    Publikationsdatum: 2023
    ZDB Id: 2550221-9
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 7
    In: The Journal of Vascular Access, SAGE Publications, Vol. 14, No. 2 ( 2013-04), p. 120-125
    Kurzfassung: To compare the outcomes of arteriovenous grafts (AVG) managed by interventional nephrologists (IN) to those managed by vascular surgeons (VS). Methods Between January 2004 and February 2005, 106 forearm loop AVG were placed. Ten AVG did not meet inclusion criteria and thus were excluded from study. Forty-seven AVG were managed by IN using percutaneous interventional techniques. Vascular surgeons, using surgical techniques, cared for 49 AVG. High-risk AVG in the IN group were surveyed with fistulagrams, whereas AVG in the VS group were not. Outcomes of the IN and VS groups were retrospectively compared. Results The secondary patency rates at 6 and 18 months were 84% and 69% in the IN group and 79% and 68% in the VS group, respectively ( P=.38). Twenty-five (53%) AVG in the IN required at least one surgical procedure to achieve a patency equivalent to that of the VS group. The mean number of AVG interventions to final failure was 4.8 in the IN group and 3.0 in the VS group ( P=.03). Infection requiring AVG removal occurred in six patients in the IN group and one patient in the VS group ( P=.07). Conclusions Surveillance fistulagrams and percutaneous intervention for malfunctioning AVG by IN do not provide superior patency and may require more interventions over the “life” of the graft when compared to no surveillance and surgical intervention by VS. In order to achieve optimal vascular access outcomes, a collaborative relationship between nephrologist and surgeon is essential so as to ensure that the most appropriate intervention is selected and futile interventions are avoided.
    Materialart: Online-Ressource
    ISSN: 1129-7298 , 1724-6032
    Sprache: Englisch
    Verlag: SAGE Publications
    Publikationsdatum: 2013
    ZDB Id: 2079292-X
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 8
    Online-Ressource
    Online-Ressource
    SAGE Publications ; 2002
    In:  Proceedings of the Human Factors and Ergonomics Society Annual Meeting Vol. 46, No. 14 ( 2002-09), p. 1310-1314
    In: Proceedings of the Human Factors and Ergonomics Society Annual Meeting, SAGE Publications, Vol. 46, No. 14 ( 2002-09), p. 1310-1314
    Kurzfassung: Recently, assistive devices designed for computer systems have proliferated, including those designed to support users with visual impairments (i.e., screen-readers). However, research examining how individuals use screen-readers to access the Internet is virtually non-existent. Therefore, the purpose of the reported study was to examine the behavior of a user with visual impairment, via protocol analysis, while using the World Wide Web to find information. We classified her behavior into an HCI-relevant model, i.e., Norman's (1988) seven stages of action, in order to identify potential usability bottlenecks. The results indicated that executing actions and, more notably, interpreting the system state were the most frequent and time-consuming tasks. In addition, the results suggested that the user had difficulty determining the effects of her control inputs on system status, as well as determining whether or not goal-relevant information was present on the current page. For screen-reader design, this suggests that there are possible usability problems in interfacing the user with the screen-reading software and the way textual information is aurally displayed to the user.
    Materialart: Online-Ressource
    ISSN: 2169-5067 , 1071-1813
    Sprache: Englisch
    Verlag: SAGE Publications
    Publikationsdatum: 2002
    ZDB Id: 2415770-3
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 9
    In: The American Surgeon, SAGE Publications, Vol. 81, No. 2 ( 2015-02), p. 128-132
    Kurzfassung: An increasing number of patients are presenting to trauma units with head injuries on antiplatelet therapy (APT). The influence of APTon these patients is poorly defined. This study examines the outcomes of patients on APT presenting to the hospital with blunt head trauma (BHT). Registries of two Level I trauma centers were reviewed for patients older than 40 years of age from January 2008 to December 2011 with BHT. Patients on APT were compared with control subjects. Primary outcome measures were in-hospital mortality, intracranial hemorrhage (ICH), and need for neurosurgical intervention (NI). Hospital length of stay (LOS) was a secondary outcome measure. Multivariate analysis was used and adjusted models included antiplatelet status, age, Injury Severity Score (ISS), and Glasgow coma scale (GCS). Patients meeting inclusion criteria and having complete data (n = 1547) were included in the analysis; 422 (27%) patients were taking APT. Rates of ICH, NI, and in-hospital mortality of patients with BHT in our study were 45.4, 3.1, and 5.8 per cent, respectively. Controlling for age, ISS, and GCS, there was no significant difference in ICH (odds ratio [OR], 0.84; 95% confidence interval [CI] , 0.61 to 1.16), NI (OR, 1.26; 95% CI, 0.60 to 2.67), or mortality (OR, 1.79; 95% CI, 0.89 to 3.59) associated with APT. Subgroup analysis revealed that patients with ISS 20 or greater on APT had increased in-hospital mortality (OR, 2.34; 95% CI, 1.03 to 5.31). LOS greater than 14 days was more likely in the APT group than those in the non-APT group (OR, 1.85; 95% CI, 1.09 to 3.12). The effects of antiplatelet therapy in patients with BHT aged 40 years and older showed no difference in ICH, NI, and in-hospital mortality.
    Materialart: Online-Ressource
    ISSN: 0003-1348 , 1555-9823
    Sprache: Englisch
    Verlag: SAGE Publications
    Publikationsdatum: 2015
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 10
    Online-Ressource
    Online-Ressource
    SAGE Publications ; 2024
    In:  Health Services Research and Managerial Epidemiology Vol. 11 ( 2024-01)
    In: Health Services Research and Managerial Epidemiology, SAGE Publications, Vol. 11 ( 2024-01)
    Kurzfassung: Over the past few years, a growing number of studies have explored massage robots. However, to date, a dedicated systematic review focused solely on robot-assisted massage has not been conducted. Objective To systematically identify and summarize evidence from studies concerning robot-assisted massage in healthcare settings. Methods An extensive literature search, involving electronic databases Ovid and Scopus, was conducted from the inception of the databases up to March 2023. This systematic review adhered to the Preferred Reporting Items for Systematic Reviews and Meta-Analyses statement, and relevant papers were chosen based on the predefined inclusion criteria. Given the substantial methodological diversity among the included studies, a qualitative analysis was conducted. Results Seventeen studies met the inclusion criteria, comprising 15 preliminary trials, one quasi-experimental study, and one randomized controlled trial. Approximately 29% of the studies focused on the application of robotic massage for patients, 24% targeted both healthy volunteers and patients, and the remaining 47% were preclinical trials assessing the effectiveness of robotic massage solely on healthy volunteers. Primary interventions included robotic massage for oral rehabilitation, scalp massage, low back massage, shoulder massage, and full-body massage. All studies provided evidence that robotic massage interventions can enhance health and well-being, indicating a promising future for the integration of robotics in the field of massage therapy. Conclusions In general, robotic massage interventions offer physical and mental health benefits. Robot-assisted massage may be integrated into care provision as an adjunct to enhance human well-being. Nonetheless, further research is needed to confirm these findings.
    Materialart: Online-Ressource
    ISSN: 2333-3928 , 2333-3928
    Sprache: Englisch
    Verlag: SAGE Publications
    Publikationsdatum: 2024
    ZDB Id: 2805732-6
    Standort Signatur Einschränkungen Verfügbarkeit
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