7 research outputs found

    The effectiveness of the Bobath concept in stroke rehabilitation: what is the evidence?

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    Contains fulltext : 81271.pdf (publisher's version ) (Open Access)BACKGROUND AND PURPOSE: In the Western world, the Bobath Concept or neurodevelopmental treatment is the most popular treatment approach used in stroke rehabilitation, yet the superiority of the Bobath Concept as the optimal type of treatment has not been established. This systematic review of randomized, controlled trials aimed to evaluate the available evidence for the effectiveness of the Bobath Concept in stroke rehabilitation. Method- A systematic literature search was conducted in the bibliographic databases MEDLINE and CENTRAL (March 2008) and by screening the references of selected publications (including reviews). Studies in which the effects of the Bobath Concept were investigated were classified into the following domains: sensorimotor control of upper and lower limb; sitting and standing, balance control, and dexterity; mobility; activities of daily living; health-related quality of life; and cost-effectiveness. Due to methodological heterogeneity within the selected studies, statistical pooling was not considered. Two independent researchers rated all retrieved literature according to the Physiotherapy Evidence Database (PEDro) scale from which a best evidence synthesis was derived to determine the strength of the evidence for both effectiveness of the Bobath Concept and for its superiority over other approaches. RESULTS: The search strategy initially identified 2263 studies. After selection based on predetermined criteria, finally, 16 studies involving 813 patients with stroke were included for further analysis. There was no evidence of superiority of Bobath on sensorimotor control of upper and lower limb, dexterity, mobility, activities of daily living, health-related quality of life, and cost-effectiveness. Only limited evidence was found for balance control in favor of Bobath. Because of the limited evidence available, no best evidence synthesis was applied for the health-related quality-of-life domain and cost-effectiveness. CONCLUSIONS: This systematic review confirms that overall the Bobath Concept is not superior to other approaches. Based on best evidence synthesis, no evidence is available for the superiority of any approach. This review has highlighted many methodological shortcomings in the studies reviewed; further high-quality trials need to be published. Evidence-based guidelines rather than therapist preference should serve as a framework from which therapists should derive the most effective treatment

    Probability of regaining dexterity in the flaccid upper limb: Impact of severity of paresis and time since onset in acute stroke

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    Background and Purpose - To improve the accuracy of early postonset prediction of motor recovery in the flaccid hemiplegic arm, the effects of change in motor function over time on the accuracy of prediction were evaluated, and a prediction model for the probability of regaining dexterity at 6 months was developed. Methods - In 102 stroke patients, dexterity and paresis were measured with the Action Research Arm Test, Motricity Index, and Fugl-Meyer motor evaluation. For model development, 23 candidate determinants were selected. Logistic regression analysis was used for prognostic factors and model development. Results - At 6 months, some dexterity in the paretic arm was found in 38%, and complete functional recovery was seen in 11.6% of the patients. Total anterior circulation infarcts, right hemisphere strokes, homonymous hemianopia, visual gaze deficit, visual inattention, and paresis were statistically significant related to a poor arm function. Motricity Index leg scores of at least 25 points in the first week and Fugl-Meyer arm scores of 11 points in the second week increasing to 19 points in the fourth week raised the probability of developing some dexterity (Action Research Arm Test ≥10 points) from 74% (positive predictive value [PPV], 0.74; 95% confidence interval [CI], 0.63 to 0.86) to 94% (PPV, 0.83; 95% CI, 0.76 to 0.91) at 6 months. No change in probabilities of prediction dexterity was found after 4 weeks. Conclusions - Based on the Fugl-Meyer scores of the flaccid arm, optimal prediction of arm function outcome at 6 months can be made within 4 weeks after onset. Lack of voluntary motor control of the leg in the first week with no emergence of arm synergies at 4 weeks is associated with poor outcome at 6 months

    Diagnostic accuracy and cost-effectiveness of dermoscopy in primary care: a cluster randomized clinical trial

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    BackgroundThe dermoscope improves general practitioners' (GP) sensitivity for melanoma. However, diagnostic accuracy (DA) and cost-effectiveness of the dermoscope in primary care for the evaluation of all skin lesions suspected of malignancy remains unknown. ObjectivesTo determine the DA and cost-effectiveness of the dermoscope in primary care for skin lesions suspected of malignancy. MethodsIn a cluster randomized clinical trial, 48 Dutch general practices were randomized to either intervention group using a dermoscope or control group using only naked-eye examination. A total of 194 lesions from 170 patients in the intervention group and 222 lesions from 211 patients in the control group were analysed for DA and cost-effectiveness. ResultsThe percentage of correctly diagnosed lesions in intervention group and control group was 50.5% and 40.5% respectively. This was 61.5% and 22.2% for melanomas. In the intervention group, three malignancies were treated with the expectative treatment option compared to none in the control group. The odds ratio (OR) of a correct diagnosis in the intervention group, compared to control group, was 1.51 (95% CI: 0.96-2.37) P=0.07. Consequently, the relative risk was 1.25. The incremental cost-effectiveness ratio was Euro89 (95% CI -Euro60 to Euro598), indicating that using a dermoscope costs an additional Euro89 for one additional correctly diagnosed patient. Additional analyses showed better effects of dermoscopy compared to the control group for 98% of the bootstrap resamples. ConclusionsThe probability of a correct diagnosis was 1.25 times higher using a dermoscope than without a dermoscope. Although this difference is marginally not statistically significant, dermoscopy in general practice appears to be cost effective. We therefore think that GPs should be trained to use a dermoscope, although they should realize that even with the use of a dermoscope not all lesions will be diagnosed correctly

    Medicinal chemistry of plasmid DNA with peptide nucleic acids: A new strategy for gene therapy

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