28 research outputs found

    The effectiveness of injury prevention programs to modify risk factors for non-contact anterior cruciate ligament and hamstring injuries in uninjured team sports athletes: A systematic review

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    Background Hamstring strain and anterior cruciate ligament injuries are, respectively, the most prevalent and serious non-contact occurring injuries in team sports. Specific biomechanical and neuromuscular variables have been used to estimate the risk of incurring a non-contact injury in athletes. Objective The aim of this study was to systematically review the evidences for the effectiveness of injury prevention protocols to modify biomechanical and neuromuscular anterior cruciate and/or hamstring injuries associated risk factors in uninjured team sport athletes. Data Sources PubMed, Science Direct, Web of Science, Cochrane Libraries, U.S. National Institutes of Health clinicaltrials.gov, Sport Discuss and Google Scholar databases were searched for relevant journal articles published until March 2015. A manual review of relevant articles, authors, and journals, including bibliographies was performed from identified articles. Main Results Nineteen studies were included in this review. Four assessment categories: i) landing, ii) side cutting, iii) stop-jump, and iv) muscle strength outcomes, were used to analyze the effectiveness of the preventive protocols. Eight studies using multifaceted interventions supported by video and/or technical feedback showed improvement in landing and/or stop-jump biomechanics, while no effects were observed on side-cutting maneuver. Additionally, multifaceted programs including hamstring eccentric exercises increased hamstring strength, hamstring to quadriceps functional ratio and/or promoted a shift of optimal knee flexion peak torque toward a more open angle position. Conclusions Multifaceted programs, supported by proper video and/or technical feedback, including eccentric hamstring exercises would positively modify the biomechanical and or neuromuscular anterior cruciate and/or hamstring injury risk factors

    Patient-Reported Outcomes and Function after Surgical Repair of the Ulnar Collateral Ligament of the Thumb

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    Purpose: The purpose of this study was to report prospectively collected patient-reported outcomes of patients who underwent open thumb ulnar collateral ligament (UCL) repair and to find risk factors associated with poor patient-reported outcomes. Methods: Patients undergoing open surgical repair for a complete thumb UCL rupture were included between December 2011 and February 2021. Michigan Hand Outcomes Questionnaire (MHQ) total scores at baseline were compared to MHQ total scores at three and 12 months after surgery. Associations between the 12-month MHQ total score and several variables (i.e., sex, injury to surgery time, K-wire immobilization) were analyzed. Results: Seventy-six patients were included. From baseline to three and 12 months after surgery, patients improved significantly with a mean MHQ total score of 65 (standard deviation [SD] 15) to 78 (SD 14) and 87 (SD 12), respectively. We did not find any differences in outcomes between patients who underwent surgery in the acute (&lt;3 weeks) setting compared to a delayed setting (&lt;6 months). Conclusions: We found that patient-reported outcomes improve significantly at three and 12 months after open surgical repair of the thumb UCL compared to baseline. We did not find an association between injury to surgery time and lower MHQ total scores. This suggests that acute repair for full-thickness UCL tears might not always be necessary. Type of study/level of evidence: Therapeutic II.</p

    High cellular monocyte activation in people living with human immunodeficiency virus on combination antiretroviral therapy and lifestyle-matched controls is associated with greater inflammation in cerebrospinal fluid

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    Background. Increased monocyte activation and intestinal damage have been shown to be predictive for the increased morbidity and mortality observed in treated people living with human immunodeficiency virus (PLHIV). Methods. A cross-sectional analysis of cellular and soluble markers of monocyte activation, coagulation, intestinal damage, and inflammation in plasma and cerebrospinal fluid (CSF) of PLHIV with suppressed plasma viremia on combination antiretroviral therapy and age and demographically comparable HIV-negative individuals participating in the Comorbidity in Relation to AIDS (COBRA) cohort and, where appropriate, age-matched blood bank donors (BBD). Results. People living with HIV, HIV-negative individuals, and BBD had comparable percentages of classical, intermediate, and nonclassical monocytes. Expression of CD163, CD32, CD64, HLA-DR, CD38, CD40, CD86, CD91, CD11c, and CX3CR1 on monocytes did not differ between PLHIV and HIV-negative individuals, but it differed significantly from BBD. Principal component analysis revealed that 57.5% of PLHIV and 62.5% of HIV-negative individuals had a high monocyte activation profile compared with 2.9% of BBD. Cellular monocyte activation in the COBRA cohort was strongly associated with soluble markers of monocyte activation and inflammation in the CSF. Conclusions. People living with HIV and HIV-negative COBRA participants had high levels of cellular monocyte activation compared with age-matched BBD. High monocyte activation was predictive for inflammation in the CSF

    Validation of a Novel Multivariate Method of Defining HIV-Associated Cognitive Impairment

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    Background. The optimum method of defining cognitive impairment in virally suppressed people living with HIV is unknown. We evaluated the relationships between cognitive impairment, including using a novel multivariate method (NMM), patientreported outcome measures (PROMs), and neuroimaging markers of brain structure across 3 cohorts.Methods. Differences in the prevalence of cognitive impairment, PROMs, and neuroimaging data from the COBRA, CHARTER, and POPPY cohorts (total n = 908) were determined between HIV-positive participants with and without cognitive impairment defined using the HIV-associated neurocognitive disorders (HAND), global deficit score (GDS), and NMM criteria.Results. The prevalence of cognitive impairment varied by up to 27% between methods used to define impairment (eg, 48% for HAND vs 21% for NMM in the CHARTER study). Associations between objective cognitive impairment and subjective cognitive complaints generally were weak. Physical and mental health summary scores (SF-36) were lowest for NMM-defined impairment (P&lt;.05). There were no differences in brain volumes or cortical thickness between participants with and without cognitive impairment defined using the HAND and GDS measures. In contrast, those identified with cognitive impairment by the NMM had reduced mean cortical thickness in both hemispheres (P&lt;.05), as well as smaller brain volumes (P&lt;.01). The associations with measures of white matter microstructure and brain-predicted age generally were weaker.Conclusion. Different methods of defining cognitive impairment identify different people with varying symptomatology and measures of brain injury. Overall, NMM-defined impairment was associated with most neuroimaging abnormalities and poorer selfreported health status. This may be due to the statistical advantage of using a multivariate approach

    Validation of a novel multivariate method of defining HIV-associated cognitive impairment

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    Background. The optimum method of defining cognitive impairment in virally suppressed people living with HIV is unknown. We evaluated the relationships between cognitive impairment, including using a novel multivariate method (NMM), patient– reported outcome measures (PROMs), and neuroimaging markers of brain structure across 3 cohorts. Methods. Differences in the prevalence of cognitive impairment, PROMs, and neuroimaging data from the COBRA, CHARTER, and POPPY cohorts (total n = 908) were determined between HIV-positive participants with and without cognitive impairment defined using the HIV-associated neurocognitive disorders (HAND), global deficit score (GDS), and NMM criteria. Results. The prevalence of cognitive impairment varied by up to 27% between methods used to define impairment (eg, 48% for HAND vs 21% for NMM in the CHARTER study). Associations between objective cognitive impairment and subjective cognitive complaints generally were weak. Physical and mental health summary scores (SF-36) were lowest for NMM-defined impairment (P < .05). There were no differences in brain volumes or cortical thickness between participants with and without cognitive impairment defined using the HAND and GDS measures. In contrast, those identified with cognitive impairment by the NMM had reduced mean cortical thickness in both hemispheres (P < .05), as well as smaller brain volumes (P < .01). The associations with measures of white matter microstructure and brain-predicted age generally were weaker. Conclusion. Different methods of defining cognitive impairment identify different people with varying symptomatology and measures of brain injury. Overall, NMM-defined impairment was associated with most neuroimaging abnormalities and poorer selfreported health status. This may be due to the statistical advantage of using a multivariate approac

    What do patients and health care professionals view as important attributes in radiotherapy decisions? Input for a breast cancer patient decision aid

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    Background and aim: There is increased attention for shared decision making (SDM) when deciding on radiotherapy for selected patients with Stage 0-2 breast cancer. This study aimed to explore patients' and health care professionals' experiences, decisional attributes and needs as input for the development of a patient decision aid to facilitate SDM. Methods: Qualitative semi-structured interviews were held with fifteen breast cancer patients, being confronted with a radiotherapy decision one month to eight years earlier. Another fifteen interviews were held with professionals specialized in breast cancer care. Interviews were transcribed verbatim and independently coded by two researchers, who agreed upon relevant issues. Results: Most patients made their decision by weighing the advantages of radiotherapy, i.e. comparing the decrease in recurrence risk with and without radiotherapy, and disadvantages, i.e. possible side effects. Patients and professionals agreed that recurrence risks should be communicated, but not on how to deal with uncertainty. There was wide variation in which, and how, side effects were explained by professionals. The most common side effects mentioned by both patients and professionals were skin toxicity, fatigue and breast deformity. Conclusion: Patients and professionals appeared to agree on what type of attributes should be communicated during SDM on radiotherapy, but how this should be done is up for discussion. To ensure the patient's voice these attributes and needs need to be incorporated in the risk communication and value elicitation part of the patient decision aid. The format in which the attributes are communicated should be critically evaluated. (C) 2019 The Authors. Published by Elsevier Ltd

    What do patients and health care professionals view as important attributes in radiotherapy decisions? Input for a breast cancer patient decision aid

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    Background and aim: There is increased attention for shared decision making (SDM) when deciding on radiotherapy for selected patients with Stage 0-2 breast cancer. This study aimed to explore patients' and health care professionals' experiences, decisional attributes and needs as input for the development of a patient decision aid to facilitate SDM. Methods: Qualitative semi-structured interviews were held with fifteen breast cancer patients, being confronted with a radiotherapy decision one month to eight years earlier. Another fifteen interviews were held with professionals specialized in breast cancer care. Interviews were transcribed verbatim and independently coded by two researchers, who agreed upon relevant issues. Results: Most patients made their decision by weighing the advantages of radiotherapy, i.e. comparing the decrease in recurrence risk with and without radiotherapy, and disadvantages, i.e. possible side effects. Patients and professionals agreed that recurrence risks should be communicated, but not on how to deal with uncertainty. There was wide variation in which, and how, side effects were explained by professionals. The most common side effects mentioned by both patients and professionals were skin toxicity, fatigue and breast deformity. Conclusion: Patients and professionals appeared to agree on what type of attributes should be communicated during SDM on radiotherapy, but how this should be done is up for discussion. To ensure the patient's voice these attributes and needs need to be incorporated in the risk communication and value elicitation part of the patient decision aid. The format in which the attributes are communicated should be critically evaluated. (C) 2019 The Authors. Published by Elsevier Ltd

    Patients with lichen sclerosus experience moderate satisfaction with treatment and impairment of quality of life: results of a cross-sectional study

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    Background: Although they are considered relevant, little is known about satisfaction with treatment and health-related quality of life (HRQoL) among patients with lichen sclerosus (LS). Objectives: In a cross-sectional study, we aimed to examine (i) satisfaction with treatment, (ii) patient characteristics associated with satisfaction and (iii) HRQoL in Dutch patients with LS. Methods: Members of the Dutch LS Patient Association (n = 750) were invited to complete a web-based survey. We measured satisfaction with treatment with a study-specific questionnaire, and HRQoL with the Skindex-29. We calculated domain scores for symptoms, emotions and functioning, and categorized scores into little, mildly, moderately or severely impaired HRQoL. We used a multiple linear regression analysis to examine whether patient characteristics were associated with treatment satisfaction. Results: In total 303 patients (40·4%) were included. Patients under current treatment (n = 265, 87·5%) were moderately satisfied with their treatment. Patients rated ‘treatment effectiveness’ as most important, although 58 (22%) were dissatisfied with the effectiveness of their current treatment. More impairment on the HRQoL emotions domain and a higher degree of disease severity were both associated with lower satisfaction with treatment and explained in total 13·5% of the variance in treatment satisfaction. On all HRQoL domains, one-third of the patients (range 34·7–38·9%) reported severe impairment. Conclusions: Patients with LS are moderately satisfied with their treatment, and one-third of patients experience severe impairment of HRQoL. To improve dermatological care, we recommend enhancement of doctor–patient communication, information provision and organization, which may be more amenable to change than treatment effectiveness or safety

    Health-related quality of life in perinatally HIV-infected children in the Netherlands

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    Combination antiretroviral therapy (cART) can alter HIV infection in children into a chronic condition. Studies investigating health-related quality of life (HRQoL) in HIV-infected children are scarce, and lacking from Western Europe. This study aimed to compare the HRQoL of clinically stable perinatally HIV-infected children to healthy, socioeconomically (SES)-matched controls as well as the Dutch norm population, and to explore associations between HIV and cART-related factors with HRQoL. HIV-infected and healthy children aged 8-18 years completed the Pediatric Quality of Life Inventory™ 4.0 (PedsQL™). We determined differences between groups on PedsQL™ mean scores, and the proportion of children with an impaired HRQoL per group (≥1 SD lower than the Dutch norm population). Logistic regression models were used to explore associations between disease-related factors and HRQoL impairment. In total, 33 HIV-infected and 37 healthy children were included. There were no differences in the mean PedsQL™ subscales between HIV-infected children and both control groups. The proportion of children with an impaired HRQoL was higher in the HIV-infected group (27%) as compared to the healthy control group (22%) and the Dutch norm (14%) on the school functioning subscale (HIV vs. Dutch norm: P = .045). Mean scores of HRQoL of perinatally HIV-infected children in the Netherlands were not different from a SES-matched control group, or from the Dutch norm population. However, the HIV-infected group did contain more children with HRQoL impairment, suggesting that HIV-infected children in the Netherlands are still more vulnerable to a compromised HRQo

    1p/19q loss within oligodendroglioma is predictive for response to first line temozolomide but not to salvage treatment

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    BACKGROUND: Combined loss of 1p/19q predicts an almost 100% response rate to first line procarbazine, CCNU and vincristine chemotherapy (PCV) chemotherapy in oligodendroglial tumours. We assessed the impact of 1p and 19q loss on the outcome to first line temozolomide (TMZ) chemotherapy and to second line PCV or TMZ in progressive oligodendroglial tumours. MATERIALS AND METHODS: Tumour samples from patients included in two prospective EORTC studies on first line and second line TMZ chemotherapy in recurrent oligodendroglioma were used for this study. Most patients in the first line TMZ trial received PCV at further progression. Loss of 1p and 19q was assessed on paraffin embedded tumour samples by fluorescent in situ hybridisation with locus specific probes for 1p36 and 19q13. RESULTS: Losses of 1p and 19q were mainly observed in morphologically classical oligodendrogliomas (OD). Thirteen out of 18 patients with 1p loss (72%) responded to first line temozolomide (p<0.01). Both response to second line salvage PCV or to second line temozolomide was limited, even in patients with combined 1p/19q loss. Patients with tumours with 1p loss treated with salvage PCV had improved PFS (p<0.05). More patients with 1p loss were alive at 60 and 120 months after initial surgery (p<0.001). CONCLUSION: Combined 1p/19q loss is mainly observed in classical OD. Responses to first line temozolomide are strongly correlated to loss of 1p. Response to second line alkylating treatment is modest even in tumours with 1p/19q loss. For further improvement of outcome in OD novel treatments are needed
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