40 research outputs found

    Complexity measures and uncertainty relations of the high-dimensional harmonic and hydrogenic systems

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    In this work we find that not only the Heisenberg-like uncertainty products and the R\'enyi-entropy-based uncertainty sum have the same first-order values for all the quantum states of the DD-dimensional hydrogenic and oscillator-like systems, respectively, in the pseudoclassical (DD \to \infty) limit but a similar phenomenon also happens for both the Fisher-information-based uncertainty product and the Shannon-entropy-based uncertainty sum, as well as for the Cr\'amer-Rao and Fisher-Shannon complexities. Moreover, we show that the LMC (L\'opez-Ruiz-Mancini-Calvet) and LMC-R\'enyi complexity measures capture the hydrogenic-harmonic difference in the high dimensional limit already at first order

    The utility scores of the EQ-5D for the urban and rural elderly.

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    The utility scores of the EQ-5D for the urban and rural elderly.</p

    Basic descriptive statistics of the elder people in this study (%).

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    Basic descriptive statistics of the elder people in this study (%).</p

    Results of tobit regression model for the overall EQ-5D utility score.

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    Results of tobit regression model for the overall EQ-5D utility score.</p

    Clinical characteristics for conservative therapy of pediatric parapharyngeal abscesses

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    Abstract Introduction The role of surgical drainage versus conservative therapy in treating patients with parapharyngeal abscesses is still a theme of debate. Objectives This study aimed to investigate the characteristics associated with good outcomes in pediatric patients with parapharyngeal abscesses treated with conservative therapy. Methods This retrospective chart review was performed on children aged 0.3-14 years with the diagnosis of parapharyngeal abscesses confirmed by computed tomography from January 2013 to March 2018. Patients with a severe upper airway obstruction required early intervention, while those in a stable condition initially received conservative therapy with antibiotics. If the patients appeared unlikely to recover, additional surgical drainage was provided. Multivariate logistic regression models were constructed to investigate the clinical characteristics associated with a good response to conservative therapy. A receiver operating characteristic curve was used to identify the age and abscess size cutoff for predicting a successful response. Results A total of 48 children were included in the study. Patient age, antecedent illness, and abscess size were significantly associated with a response to therapy (Odds Ratio = 1.326, 2.314 and 1.235, respectively). The age cutoff associated with the conservative therapy was 4.2 years (76.9% sensitivity, 68.2% specificity), and the abscess size cutoff associated with the conservative therapy was 23 mm (84.6% sensitivity, 77.3% specificity). Conclusion The findings suggested that younger age, smaller abscess size, and less frequent antecedent illnesses, such as upper respiratory tract infection and lymphadenitis, could predict a successful response to conservative therapy in pediatric patients with parapharyngeal abscesses.</div

    Results of the logistic regression models for utility scores of EQ-5D five dimensions of the elderly in rural area.

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    Results of the logistic regression models for utility scores of EQ-5D five dimensions of the elderly in rural area.</p

    Presentation_1_Is simultaneous cranioplasty with cerebrospinal fluid shunts implantation as safe as staged procedures?.zip

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    ObjectiveThe combination of cranioplasty and ventriculoperitoneal shunt is a therapeutic strategy for patients with hydrocephalus after decompressive craniectomy (DC). However, the efficacies of simultaneous vs. staged surgery in reducing postoperative complications have not been conclusively determined. This was a meta-analysis of relevant studies to assess whether simultaneous surgery significantly reduces postoperative complication risks, compared to staged surgery.MethodsWe systematically searched PubMed, Embase, Cochrane, Web of science databases for studies (published by 11 May 2022) comparing patients undergoing concurrent and staged cranioplasty and ventriculoperitoneal shunt. Our main endpoints were; overall postoperative complications, postoperative bleeding, postoperative infection and reoperation. We assessed the pooled data using a random effects model to compare complication rates using odds ratios (ORs) and 95% confidence intervals (CIs).ResultsOf the 494 identified studies, 12 were included in our analysis (N = 651 participants). Compared to staged surgery, concurrent surgery increased the relative risk for overall complications (pooled OR: 2.00; 95% CI: 1.10–3.67), however, it did not increase the relative risks for postoperative bleeding, postoperative infection or reoperation. Subgroup analysis revealed that in the Asian population, concurrent surgery increased the relative risks for overall complications (staged vs. concurrent group: OR: 2.41, 95% CI: 1.51–3.83, I2 = 0.0%) and postoperative infections (staged vs. concurrent group: OR: 2.35, 95% CI: 1.06–5.21, I2 = 31.8%).ConclusionCompared to staged surgery, concurrent surgery increases the overall complication rates. However, differences between the two therapeutic approaches in terms of postoperative bleeding, postoperative infection, or reoperation are insignificant. Simultaneous surgery was associated with increased overall post-operative complications and post-operative infection rates in the Asian population.</p

    Results of the logistic regression models for utility scores of EQ-5D five dimensions of the elderly in urban area.

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    Results of the logistic regression models for utility scores of EQ-5D five dimensions of the elderly in urban area.</p

    The proportion of the elders reporting having any problems in each dimensions of EQ-5D (%).

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    The proportion of the elders reporting having any problems in each dimensions of EQ-5D (%).</p

    Data_Sheet_1_Is simultaneous cranioplasty with cerebrospinal fluid shunts implantation as safe as staged procedures?.xls

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    ObjectiveThe combination of cranioplasty and ventriculoperitoneal shunt is a therapeutic strategy for patients with hydrocephalus after decompressive craniectomy (DC). However, the efficacies of simultaneous vs. staged surgery in reducing postoperative complications have not been conclusively determined. This was a meta-analysis of relevant studies to assess whether simultaneous surgery significantly reduces postoperative complication risks, compared to staged surgery.MethodsWe systematically searched PubMed, Embase, Cochrane, Web of science databases for studies (published by 11 May 2022) comparing patients undergoing concurrent and staged cranioplasty and ventriculoperitoneal shunt. Our main endpoints were; overall postoperative complications, postoperative bleeding, postoperative infection and reoperation. We assessed the pooled data using a random effects model to compare complication rates using odds ratios (ORs) and 95% confidence intervals (CIs).ResultsOf the 494 identified studies, 12 were included in our analysis (N = 651 participants). Compared to staged surgery, concurrent surgery increased the relative risk for overall complications (pooled OR: 2.00; 95% CI: 1.10–3.67), however, it did not increase the relative risks for postoperative bleeding, postoperative infection or reoperation. Subgroup analysis revealed that in the Asian population, concurrent surgery increased the relative risks for overall complications (staged vs. concurrent group: OR: 2.41, 95% CI: 1.51–3.83, I2 = 0.0%) and postoperative infections (staged vs. concurrent group: OR: 2.35, 95% CI: 1.06–5.21, I2 = 31.8%).ConclusionCompared to staged surgery, concurrent surgery increases the overall complication rates. However, differences between the two therapeutic approaches in terms of postoperative bleeding, postoperative infection, or reoperation are insignificant. Simultaneous surgery was associated with increased overall post-operative complications and post-operative infection rates in the Asian population.</p
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