1,720,984 research outputs found

    Rasch analysis of the Italian Lower Extremity Functional Scale: insights on dimensionality and suggestions for an improved 15-item version

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    Objective: To investigate dimensionality and the measurement properties of the Italian Lower Extremity Functional Scale using both classical test theory and Rasch analysis methods, and to provide insights for an improved version of the questionnaire. Design: Rasch analysis of individual patient data. Setting: Rehabilitation centre. Participants: A total of 135 patients with musculoskeletal diseases of the lower limb. Results: Patients were assessed with the Lower Extremity Functional Scale before and after the rehabilitation. Rasch analysis showed some problems related to rating scale category functioning, items fit, and items redundancy. After an iterative process, which resulted in the reduction of rating scale categories from 5 to 4, and in the deletion of 5 items, the psychometric properties of the Italian Lower Extremity Functional Scale improved. The retained 15 items with a 4-level response format fitted the Rasch model (internal construct validity), and demonstrated unidimensionality and good reliability indices (person-separation reliability 0.92; Cronbach’s alpha 0.94). Then, the analysis showed differential item functioning for six of the retained items. The sensitivity to change of the Italian 15-item Lower Extremity Functional Scale was nearly equal to the one of the original version (effect size: 0.93 and 0.98; standardized response mean: 1.20 and 1.28, respectively for the 15-item and 20-item versions). Conclusion: The Italian Lower Extremity Functional Scale had unsatisfactory measurement properties. However, removing five items and simplifying the scoring from 5 to 4 levels resulted in a more valid measure with good reliability and sensitivity to change

    The EdUReP approach plus manual therapy for the management of insertional Achilles tendinopathy

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    Insertional Achilles tendinopathy (IAT) is a challenging overuse disorder. The aim of this case report was to study the feasibility of a comprehensive rehabilitative approach according to the Education, Unloading, Reloading, and Prevention (EdUReP) framework combined with Instrument-Augmented Soft Tissue Mobilization (I-ASTM). An active 51-year-old man patient with chronic IAT was studied. Clinical assessment battery was composed by visual analogue scale for pain during the Achilles tendon palpation test, passive straight leg raise test, single leg hop test, Patient-Specific Functional Scale, and Foot and Ankle Ability Measure. The patient was treated over a 8 weeks period using the EdUReP guidelines plus 8 sessions of I-ASTM, applied with a solid instrument to the Achilles tendon and to the muscle fibrotic areas previously identified during evaluation. Clinically significant improvements were observed in all outcome measures, and a resume of patient's usual sports activities without pain or limitations was possible after treatment. Results lasted over a 6-month follow-up. To the best of our knowledge, this is the first study applying a comprehensive approach based on accurate physical assessment, and using the EdUReP theoretical model. The combination of the EdUReP model and manual therapy was effective in resolving the patient's symptoms and restore his usual sport activities. While these results cannot be generalized, the present findings could provide a valuable foundation for future researches

    Conservative treatment of tendinopathies of upper limbs in occupational health: a literature review / Trattamenti conservativi nelle tendinopatie agli arti superiori in ambito occupazionale: revisione narrativa

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    BACKGROUND: In the last few years, the incidence of upper limbs tendon injuries has seen a dramatic increase among workers. Conservative treatment is the first choice to relieve symptoms, allowing a safe return to work. However, the scientific evidence of its  efficacy is widely debated.OBJECTIVE AND METHODS: Research and literature review on the efficacy of conservative treatment of upper limbs tendon injuries in occupational settings.RESULTS: A total of 271 references were found on Medline and Embase up to May 2015. 116 papers were excluded, 155 articles were included and the full text read.CONCLUSIONS: After a timely diagnosis, a prompt start of the rehabilitation programme and a limitation of complete rest are useful to relieve pain, increase functionality and reduce work absenteeism in the long term. Conservative treatment combinations, such as manual therapy, specific exercises focused on increasing flexibility and muscle strength and specific-gesture training, achieves more significant results than a single isolated treatments. Currently, there is no strong scientific evidence to support prolotherapy and Platelet-Rich Plasma (PRP). However, current promising results will encourage further studies. Awareness among both employers and employees about prevention and risk factors should be enhanced

    Relationship between nerve conduction studies and the Functional Dexterity Test in workers with carpal tunnel syndrome

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    Background: Dexterity impairments caused by carpal tunnel syndrome (CTS) make working and daily activities challenging. We aimed to investigate: i) the relationship between dexterity and nerve conduction studies (NCS) in workers with classic symptoms presentation; ii) the ability of the Functional Dexterity Test (FDT) to discriminate different levels of CTS severity as classified by NCS; iii) the diagnostic accuracy of a clinical battery composed of the FDT, Phalen’s test and Tinel’s sign. Methods: In a convenience sample of individuals diagnosed with CTS, we correlated FDT net scores with the NCS-based classification by means of Spearman’s (rho) test. Discriminative ability of the FDT was assessed by ANOVA, and a ROC curve determined cutoff thresholds. Sensitivity, specificity, and likelihood ratios (LRs) were used to investigate the diagnostic accuracy of the clinical battery. Results: Data from 180 hands were collected. The FDT was significantly correlated (rho = 0.25, p < 0.001) with NCS. The FDT was able to discriminate subjects with severe/extreme NCS findings, and two thresholds (0.29–0.36) were identified. Adding the FDT to the provocative tests improved the overall diagnostic accuracy (specificity: 0.97, CI95% 0.83–0.99; LR+: 14.49, CI95% 2.09–100.53). Conclusions: Sensorimotor impairments related to CTS can affect hand dexterity. The FDT discriminated patients with severe NCS involvement. Positive results on the clinical battery (Phalen, Tinel, and FDT) could help to confirm the CTS diagnosis, showing a very high specificity and LR+. On the contrary, the low sensitivity is not able to rule out CTS in individuals with negative results

    A systematic review of questionnaires to assess patient satisfaction with limb orthoses

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    Background: Assessment of patient satisfaction with orthosis is a key point for clinical practice and research, requiring questionnaires with robust psychometric properties. Objectives: To identify which validated questionnaires are used to investigate patient satisfaction with orthosis in limb orthotics and to analyse (1) their main fields of clinical application, (2) the orthosis-related features analysed by the questionnaires and (3) the strength of their psychometric properties. Study design: Systematic review. Methods: A literature search using MEDLINE (PubMed), Cumulative Index to Nursing and Allied Health Literature (CINAHL) and Scopus databases for original articles published within the last 20 years was performed. Results: A total of 106 papers pertaining to various clinical fields were selected. The main features of patient satisfaction with orthosis analysed were as follows: aesthetic, ease in donning and doffing the device, time of orthotic use and comfort. Conclusion: Of the questionnaires used to investigate patient satisfaction with orthosis, only four are adequately validated for this purpose: two for generic orthotic use (Quebec User Evaluation of Satisfaction with assistive Technology 2.0 and Client Satisfaction with Device of Orthotics and Prosthetic Users' Survey) and two for specific application with orthopaedic shoes (Questionnaire for the Usability Evaluation of orthopaedic shoes and Monitor Orthopaedic Shoes). Further development, refinement and validation of outcome measures in this field are warranted. Clinical relevance Given the importance of analysing patient satisfaction with orthosis (PSwO), appropriate instruments to assess outcome are needed. This article reviews the currently available instruments and reflects on how future studies could be focused on the development, refinement and validation of outcome measures in this field
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