Hand Therapy最新文献

{"title":"The association between pain self-efficacy and patient-reported outcome measures for hand disorders: a cross-sectional study.","authors":"Ilona Overduin,&nbsp;Cate Allen,&nbsp;Jomina Aret","doi":"10.1177/17589983231174800","DOIUrl":"10.1177/17589983231174800","url":null,"abstract":"<p><strong>Introduction: </strong>Multiple psychological factors influence the functioning of patients with hand disorders. Pain self-efficacy is a positive psychological factor, which concerns an individual's confidence to function despite experiencing pain. This study aimed to analyse the association between pain self-efficacy and a patient-reported outcome measure (PROM) for hand and wrist disorders.</p><p><strong>Methods: </strong>Cross-sectional data from patient records were collected prior to hand therapy to analyse the correlation between pain self-efficacy and a PROM for hand and wrist disorders. The assessment tools consisted of the Dutch translations of the Pain Self-Efficacy Questionnaire Short Form (PSEQ-2) and the Patient Rated Wrist Hand Evaluation (PRWHE).</p><p><strong>Results: </strong>The findings were reported for the entire sample of 185 respondents (61% women). The PSEQ-2 and the PRWHE were strongly and significantly correlated, which signifies that a higher pain self-efficacy was associated with less pain and disability as measured by the PRWHE. Within a multivariable regression model which accounted for confounding variables, pain self-efficacy independently predicted 28% of the PRWHE scores.</p><p><strong>Conclusions: </strong>A strong association between the Dutch PSEQ-2 and the PRWHE was found in this sample of hand therapy patients. This study was limited by the use of retrospective data and by the lack of validation of the Dutch PSEQ-2. The findings were consistent with existing research which reported similar correlations between upper extremity PROM scores and pain self-efficacy. The positively worded PSEQ presents a chance to routinely assess pain self-efficacy as a key psychological factor while also affirming a positive coping strategy.</p>","PeriodicalId":43971,"journal":{"name":"Hand Therapy","volume":"28 3","pages":"111-118"},"PeriodicalIF":1.0,"publicationDate":"2023-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10581536/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71414646","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Rehabilitation following extra-articular proximal phalangeal fractures of the fingers in adults: a scoping review.","authors":"Nele Vervloesem,&nbsp;Nicole Glassey,&nbsp;Alison Kerr","doi":"10.1177/17589983231155270","DOIUrl":"10.1177/17589983231155270","url":null,"abstract":"<p><strong>Introduction: </strong>Proximal phalangeal fractures are common and can have a significant impact on hand function. Therefore, it is important to optimise post-operative rehabilitation. A scoping review was undertaken to map the existing evidence on rehabilitation of proximal phalangeal fractures of the fingers in adults.</p><p><strong>Methods: </strong>A comprehensive search was conducted which included database searching, reference searching, hand searching of journals, and searching for grey literature. Eight articles were included after screening for eligibility.</p><p><strong>Results: </strong>Three studies researched surgical interventions and five studies conservative management. The immobilisation period varied between 5 days to 3 weeks in the surgical studies, and between 3 to 7 weeks in the conservative studies. Active exercise therapy was started immediately with conservative management, while in the surgical studies time to commence exercises varied between 5 days and 3 weeks. All studies reported good results in mobility with a mean total active motion ranging from 240° to 258.9°. Patients reported little pain at final follow-up and grip strength recovered to 96% compared to the unaffected side. Studies reporting on function and patient satisfaction lacked transparency.</p><p><strong>Conclusions: </strong>All studies had a moderate to high risk of bias and the results of the included studies should therefore be interpreted with caution. More high-quality randomised controlled studies with an a priori research protocol and a standard set of outcome measures are necessary to research whether early motion, an intrinsic plus splint leaving the wrist free, and the inclusion of additional treatment modalities can result in a better and/or faster recovery.</p>","PeriodicalId":43971,"journal":{"name":"Hand Therapy","volume":"28 2","pages":"45-59"},"PeriodicalIF":1.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10584068/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71414643","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Isometric thumb extension exercise as part of a multimodal intervention for de Quervain's syndrome: A randomised feasibility trial.","authors":"Brodwen McBain,&nbsp;Ebonie Rio,&nbsp;Jill Cook,&nbsp;Jeffrey Sanderson,&nbsp;Sean Docking","doi":"10.1177/17589983231158499","DOIUrl":"10.1177/17589983231158499","url":null,"abstract":"<p><strong>Introduction: </strong>de Quervain's syndrome is a painful condition commonly presented to hand therapists. Exercise is utilised as an intervention, but isometric exercise has not been investigated. We aimed to assess the feasibility and safety of isometric thumb extension exercise for de Quervain's syndrome and to explore differences between high-load and low-load isometric exercise.</p><p><strong>Methods: </strong>This parallel-group randomised clinical feasibility trial included individuals with de Quervain's syndrome. All participants underwent a 2 week washout period where they received an orthosis, education, and range of motion exercises. Eligible participants were then randomised to receive high or low-load isometric thumb extension exercises, performed daily for 4 weeks. Feasibility and safety were assessed by recruitment and drop-out rates, adherence, adverse events, and participant feedback via semi-structured interviews. Secondary outcomes included patient-reported outcomes for pain and function, and blinded assessment of range of motion and strength.</p><p><strong>Results: </strong>Twenty-eight participants were randomised. There were no drop-outs after randomisation, and no serious adverse events. Adherence to exercise was 86.7%, with 84% of participants stating they would choose to participate again. There were clinically and statistically significant improvements in pain and function over time (<i>p</i> < 0.001) but not in range of motion or strength. There were no statistically significant between-group differences.</p><p><strong>Conclusions: </strong>Isometric thumb extension exercise within a multimodal approach appears a safe and feasible intervention for people with de Quervain's syndrome. A large multi-centre trial would be required to compare high- and low-load isometric exercises. Further research investigating exercise and multimodal interventions in this population is warranted.</p>","PeriodicalId":43971,"journal":{"name":"Hand Therapy","volume":"28 2","pages":"72-84"},"PeriodicalIF":1.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10584067/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71414642","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Relationship between pain, nerve injury and clinical outcomes after flexor tendon injuries in zones 1-2: a retrospective cohort study.","authors":"Vera Beckmann-Fries,&nbsp;Maurizio Calcagni,&nbsp;Lorena Schrepfer,&nbsp;Alexandre Kaempfen,&nbsp;Esther Vögelin,&nbsp;Bernadette Tobler-Ammann","doi":"10.1177/17589983231159187","DOIUrl":"10.1177/17589983231159187","url":null,"abstract":"<p><strong>Introduction: </strong>The influence of pain and a concomitant digital nerve injury on the course of rehabilitation after flexor tendon injury remains ambiguous. The objectives of the study were to: i) analyse the evolution of pain spanning one year after a primary flexor tendon repair in zones 1-3; ii) examine the differences in pain levels in patients with and without digital nerve injury; and iii) evaluate the relationship between pain, digital nerve injury and pain medication, total active motion (TAM), DASH scores and patient satisfaction.</p><p><strong>Methods: </strong>Data from 189 patients were retrieved from a flexor tendon registry between 2014 and 2020. Differences in pain, TAM, DASH and patient satisfaction were analysed. Multiple linear and binary logistic regression analyses were performed to determine the relationship between clinical outcomes.</p><p><strong>Results: </strong>Pain significantly decreased in the course of rehabilitation (<i>p</i> < 0.001 to 0.006). No relationship could be identified between nerve injury and pain (<i>p</i> = 0.21-0.97). In week 6, the presence of pain and a nerve injury were significantly associated with lower TAM scores (<i>p</i> = 0.001). In week 13, pain during motion (<i>p</i> < 0.001) and the presence of a nerve injury (<i>p</i> = 0.036) were significantly associated with worse DASH scores. Patient satisfaction was significantly inversely correlated to pain during motion in weeks 13 and 26 (<i>p</i> < 0.001).</p><p><strong>Conclusion: </strong>We found a significant relationship between pain during motion and pain medication intake, TAM, DASH scores and patient satisfaction. It is therefore advisable to closely monitor this parameter after flexor tendon injuries.</p><p><strong>Study registration: </strong>This multi-center cohort study is registered under https://clinicaltrials.gov: NCT04312412.</p>","PeriodicalId":43971,"journal":{"name":"Hand Therapy","volume":"28 2","pages":"60-71"},"PeriodicalIF":1.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10584069/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71414644","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Assessment of structural and cross-cultural validity of the Disabilities of the Arm, Shoulder and Hand questionnaire: a scoping review.","authors":"Susan de Klerk","doi":"10.1177/17589983221140433","DOIUrl":"10.1177/17589983221140433","url":null,"abstract":"<p><strong>Introduction: </strong>The Disabilities of the Arm, Shoulder and Hand (DASH) Questionnaire is a patient-reported outcome measure (PROM) that has been translated and cross-culturally adapted to at least 50 languages. Since the measure was developed in 1996, many researchers have reported on the construct validity (including structural and cross-cultural validity) of this instrument following translation and cross-cultural adaptation. The aim of this scoping review was to identify the methods used for the psychometric evaluation of structural and cross-cultural validity of the DASH questionnaire.</p><p><strong>Methods: </strong>The updated methodological guidance for the conduct of scoping reviews and the PRISMA Extension for scoping reviews checklist was utilised. EBSCOHost (Academic Search Premier, Africa Wide, CINAHL, E-Journals and Medline), PubMed and Google Scholar were searched for articles (published between 1996-2022) and considered against the eligibility criteria.</p><p><strong>Results: </strong>The scoping review collated evidence across 50 articles (37 language versions) of the evaluation of structural and cross-cultural validity of the DASH questionnaire. Three articles conducted confirmatory factor analysis (CFA) to assess structural validity, and none performed Multiple Group Confirmatory Factor Analysis (MGCFA) to assess cross-cultural validity.</p><p><strong>Conclusion: </strong>The COnsensus-based Standards for the selection of health Measurement Instruments (COSMIN) taxonomy propose that structural validity is best evaluated through CFA, with prior evidence of dimensionality. Additionally, cross-cultural validity (measurement invariance) is to be evaluated through MGCFA. This review identified that CFA is utilised infrequently and that to date cross-cultural validity has not been appropriately assessed for translations of the DASH questionnaire.</p>","PeriodicalId":43971,"journal":{"name":"Hand Therapy","volume":"28 1","pages":"3-15"},"PeriodicalIF":1.0,"publicationDate":"2023-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10584070/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71414639","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Reliability and validity of the K-force grip dynamometer in healthy subjects: do we need to assess it three times?","authors":"Nico Magni,&nbsp;Margie Olds,&nbsp;Sally McLaine","doi":"10.1177/17589983231152958","DOIUrl":"10.1177/17589983231152958","url":null,"abstract":"<p><strong>Introduction: </strong>Digital dynamometers to assess grip strength are becoming more common in research and clinical settings. The aim of the study was to assess validity and reliability of the K-force dynamometer compared to the Jamar dynamometer. We also aimed to assess differences over the course of three measurements.</p><p><strong>Methods: </strong>Twenty-seven healthy participants were included. Three trials with the K-force and Jamar dynamometers were completed. Testing order was randomised. Intraclass correlation coefficients (ICCs) with absolute agreement assessed reliability and validity. Standard error of the measurement (SEM) and minimal detectable change (MDC₉₅) were calculated. Concurrent validity was assessed using Pearson's correlations and ICCs. Differences between the three repetitions were assessed using one-way repeated measures ANOVAs.</p><p><strong>Results: </strong>Both the K-force and the Jamar presented excellent intra-rater reliability with ICCs ranging from 0.96 to 0.97. The SEM ranged from 1.7 to 2 kg and the MDC from 4.7 to 5.7 kg for both dynamometers. The concurrent validity of the K-force was high (<i>r</i> ≥ 0.89). However, the K-force underestimated the grip strength by 4.5-8.5 kg. There was no change in grip strength with either dynamometer over the course of three trials.</p><p><strong>Conclusions: </strong>The K-force is reliable, but it underestimates grip strength by 4.5-8.5 kg compared to the Jamar dynamometer. K-force can be used to monitor progress over time but cannot be used to compare results against normative data. The use of a single measurement when assessing grip strength is sufficient when assessing healthy subjects.</p>","PeriodicalId":43971,"journal":{"name":"Hand Therapy","volume":"28 1","pages":"33-39"},"PeriodicalIF":1.0,"publicationDate":"2023-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10584072/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71414641","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Person-centred management of upper limb complex regional pain syndrome: an integrative review of non-pharmacological treatment.","authors":"Grace S Griffiths,&nbsp;Bronwyn L Thompson,&nbsp;Deborah L Snell,&nbsp;Jennifer A Dunn","doi":"10.1177/17589983221138610","DOIUrl":"10.1177/17589983221138610","url":null,"abstract":"<p><strong>Introduction: </strong>Complex Regional Pain Syndrome (CRPS) is most common in the upper limb and associated with high disability. The purpose of this review was to critically appraise and synthesise literature exploring non-pharmacological treatment for upper limb CRPS, to guide upper-limb-specific management.</p><p><strong>Methods: </strong>Using an integrative review methodology, 13 databases were searched to identify all published studies on non-pharmacological management of upper limb CRPS. The Crowe Critical Appraisal Tool was used to provide quality ratings for included studies, and analysis employed a qualitative descriptive approach.</p><p><strong>Results: </strong>From 236 abstracts reviewed, 113 full texts were read, and 38 articles selected for data extraction. Designs included single case (<i>n</i> = 14), randomised controlled trial (<i>n</i> = 8), prospective cohort (<i>n</i> = 8), case series (<i>n</i> = 4), retrospective (<i>n</i> = 3), and mixed methods (<i>n</i> = 1). Interventions were categorised as sensory retraining (<i>n</i> = 13), kinesiotherapy (<i>n</i> = 7), manual therapies (<i>n</i> = 7), physical modalities (<i>n</i> = 6), and interdisciplinary treatment programmes (<i>n</i> = 5). All studies measured pain intensity, and most (<i>n</i> = 24) measured physical parameters such as strength, movement, or perceptual abilities. Few measured patient-rated function (<i>n</i> = 13) or psychological factors (<i>n</i> = 4). Quality ratings ranged from 30% to 93%, with a median of 60%.</p><p><strong>Conclusion: </strong>Methodological quality of non-pharmacological treatment approaches for upper limb CRPS is overall poor. Movement, desensitisation, and graded functional activity remain the mainstays of intervention. However, despite the impact of CRPS on wellbeing and function, psychological factors and functional outcomes are infrequently addressed. Further robust research is required to determine which aspects of treatment have the greatest influence on which symptoms, and when and how these should be introduced and progressed.</p>","PeriodicalId":43971,"journal":{"name":"Hand Therapy","volume":"28 1","pages":"16-32"},"PeriodicalIF":1.0,"publicationDate":"2023-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10584071/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71414640","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Prognostic factors for persistent pain after a distal radius fracture: a systematic review.","authors":"Catherine Rolls, Danielle A Van der Windt, Candy McCabe, Opeyemi O Babatunde, Elizabeth Bradshaw","doi":"10.1177/17589983221124973","DOIUrl":"10.1177/17589983221124973","url":null,"abstract":"<p><strong>Introduction: </strong>The aim of this systematic review was to synthesize the evidence regarding prognostic factors for persistent pain, including Complex Regional Pain Syndrome (CRPS), after a distal radius fracture (DRF), a common condition after which persistent pain can develop.</p><p><strong>Methods: </strong>Medline, Pubmed, Embase, Psychinfo, CINAHL, BNI, AMED and the Cochrane Register of Clinical Trials were searched from inception to May 2021 for prospective longitudinal prognostic factor studies investigating persistent pain in adults who had sustained a DRF. The Quality in Prognostic Studies (QUIPS) tool and Grading of Recommendations, Assessment, Development and Evaluation (GRADE) framework were used to assess the strength of evidence.</p><p><strong>Results: </strong>A search yielded 440 studies of which 7 studies met full eligibility criteria. From five studies we found low evidence for high baseline pain or an ulnar styloid fracture as prognostic factors for persistent pain, and very low evidence for diabetes or older age. From two studies, investigating an outcome of CRPS, there was low evidence for high baseline pain, slow reaction time, dysynchiria, swelling and catastrophising as prognostic factors, and very low evidence for depression. Sex was found not to be a prognostic factor for CRPS or persistent pain.</p><p><strong>Conclusions: </strong>The associations between prognostic factors and persistent pain following a DRF are unclear. The small number of factors investigated in more than one study, along with poor reporting and methodological limitations contributed to an assessment of low to very low strength of evidence. Further prospective studies, investigating psychosocial factors as candidate predictors of multidimensional pain outcomes are recommended.</p>","PeriodicalId":43971,"journal":{"name":"Hand Therapy","volume":"27 4","pages":"123-136"},"PeriodicalIF":0.9,"publicationDate":"2022-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10584063/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71414638","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"EFSHT March.","authors":"","doi":"10.1177/17589983221139908","DOIUrl":"10.1177/17589983221139908","url":null,"abstract":"","PeriodicalId":43971,"journal":{"name":"Hand Therapy","volume":"27 4","pages":"137"},"PeriodicalIF":1.0,"publicationDate":"2022-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10584066/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71414637","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A qualitative study of the long-term consequences and adaptation in daily life after replantation surgery at a young age.","authors":"Hans-Eric Rosberg,&nbsp;Lars B Dahlin,&nbsp;Ingela K Carlsson","doi":"10.1177/17589983221118399","DOIUrl":"10.1177/17589983221118399","url":null,"abstract":"<p><strong>Introduction: </strong>Impaired functioning is seen in patients following replantation surgery to the thumb or fingers. Our aim was to explore long-term consequences and adaptation in daily life after a thumb and/or multiple finger amputation followed by replantation surgery during young age.</p><p><strong>Methods: </strong>Semi-structured interviews were conducted with nine recruited individuals and analysed using content analysis. The participants were asked to describe their hand function, pain, appearance, emotional consequences, impact on daily life and strategies for overcoming daily challenges.</p><p><strong>Results: </strong>The interviews revealed five main categories: memories of the injury and concerns for the future; hand function, pain and cold sensitivity; feelings about having a visibly different hand; adaptation to impairments and challenges in daily life; and key messages to healthcare professions and advice to future patients.The circumstances of the injury were well remembered. Pain at rest was rare but occurred when grasping. Cold sensitivity was a major issue. Appearance-related concerns varied from none to a major problem. Despite impaired hand function, solutions were found to challenges in daily life. Compensatory strategies, personal resources and support from others were important in this adaptation process.</p><p><strong>Conclusions: </strong>Patients with replantation surgery after an amputation during young age adapt to challenges in daily life over time. Healthcare professionals should offer adequate support to enable emotional processing of trauma experience. Appearance-related concerns should be addressed to prevent distress. Information about alleviating strategies to overcome long-term problems with cold sensitivity should be emphasized.</p>","PeriodicalId":43971,"journal":{"name":"Hand Therapy","volume":"27 4","pages":"112-122"},"PeriodicalIF":1.0,"publicationDate":"2022-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10584065/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71414627","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}