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Biomedical subjects

E Lindeman

Publications and source records attributed to E Lindeman.

At least 19 recordsLinked to original sources

Responsiveness of functional health status measures frequently used in stroke research.

PURPOSE: To compare the responsiveness of several functional health status measures frequently used in stroke research, namely the Barthel Index (BI), Functional Independence Measure (FIM), Frenchay Activities Index (FAI) and Stroke-Adapted Sickness Impact Profile 30 (SA-SIP 30). METHOD: Patients with a first-ever supratentorial stroke admitted for inpatient rehabilitation were included. Complete datasets for 163 patients were available for analysis. Floor/ceiling effects and responsiveness, quantified by effect sizes, were studied for the periods between rehabilitation admission and six months post stroke (subacute phase) and between six and 12 months post stroke (chronic phase). RESULTS: Effect sizes in the subacute phase were similar and were classified as large for the BI, FIM total and FIM motor score. The FIM cognitive score showed a considerable ceiling effect and had the smallest effect size in the subacute phase. In the chronic phase, the FAI and SA-SIP 30 detected the most changes and had moderate effect sizes. CONCLUSIONS: BI, FIM total and FIM motor score, FAI and SA-SIP 30 were responsive measures. We recommend the use of the BI in the subacute phase and the use of the FAI and SA-SIP 30 in the chronic phase, especially for the stroke rehabilitation population.

Activities of Daily Living↗

Is fatigue an independent factor associated with activities of daily living, instrumental activities of daily living and health-related quality of life in chronic stroke?

BACKGROUND: To determine the longitudinal association of poststroke fatigue with activities of daily living (ADL), instrumental ADL (IADL) and perceived health-related quality of life (HRQoL) and to establish whether this relationship is confounded by other determinants. METHODS: A prospective cohort study of stroke patients consecutively admitted for inpatient rehabilitation was conducted. ADL, IADL and HRQoL were assessed in 223 patients at 6, 12 and 36 months after stroke. Fatigue was determined by the Fatigue Severity Scale. Random coefficient analysis was used to analyze the impact of fatigue on ADL, IADL and HRQoL. The association between fatigue and outcome was corrected for potential confounders, i.e. age, gender, comorbidity, executive function, severity of paresis and depression. The covariate was considered to be a confounder if the regression coefficient of fatigue on outcome changed by >15%. RESULTS: Fatigue was significantly related to IADL and HRQoL but not to ADL. The relation between fatigue and IADL was confounded by depression and motor impairment. Depression biased the relation between fatigue and HRQoL, but fatigue remained independently related to HRQoL. CONCLUSIONS: Fatigue is longitudinally spuriously associated with IADL and independently with HRQoL. These findings suggest that in examining the impact of poststroke fatigue on outcome, one should control for confounders such as depression.

Activities of Daily Living↗

Functional status and use of healthcare facilities in long-term survivors of transient ischaemic attack or minor ischaemic stroke.

BACKGROUND: Stroke may have a major effect on survivors and on the healthcare system. AIMS: To study the functional status and use of healthcare facilities in long-term survivors of a transient ischaemic attack (TIA) or minor ischaemic stroke (MIS) and evaluate associations with baseline and follow-up characteristics. METHODS: Follow-up of patients who had participated in the Dutch TIA Trial or the European Atrial Fibrillation Trial was extended to a mean period of 15.6 years. Patients were interviewed through a postal questionnaire (n = 468) and a sample of this group was also interviewed at home (n = 198). Demographic data, information on comorbidity, functional status (Barthel Index, Frenchay Activities Index and modified Rankin Scale) and use of healthcare facilities were recorded. RESULTS: About one third of the survivors interviewed at home experienced any residual disability and 26% were moderately to severely handicapped. Factors associated with poor functional status were advanced age and the presence of any infarct on a baseline computed tomography scan, the recurrence of a new major stroke or the presence of comorbidity of locomotion. One third of survivors used any kind of professional care, which was predominantly related to the functional status at follow-up. CONCLUSIONS: Recurrent stroke and the presence of comorbidity of locomotion are important determinants of long-term disability of survivors of a TIA or an MIS, which, in turn, is strongly associated with the long-term use of professional care. The need for measuring comorbidity with regard to functional status is recommended in research on stroke outcome.

Comorbidity↗

Shoe adaptation after amputation of the II - V phalangeal bones of the foot.

In The Netherlands, about 50% of all amputations of the lower limb are toes and forefoot amputations. Traumata of toes and mid-foot are rare. Preservation of the foot is the primary goal for treatment. Crush injuries of the foot may be associated with prolonged morbidity. This case study presents an insole solution for the solitary first phalangeal bone after amputation of the phalangeal bones II - V. The normal adaptation for forefoot amputations is stiffening of the sole of the shoe and a rocker bar to improve the toe off phase with load reduction of the forefoot. Because the patient had to do excessive stair climbing during work another solution was chosen. As a foot orthosis, a metal soleplate was made in order to have free movement during loading and toe-off during walking. The soleplate gives safety and provides self-adjusting properties after toe off. This enables the shoe technician to make a shoe without a rocker bar or an extra stiff insole. The 0.5 mm custom-made spring-steel plate is also used as a protective in industrial safety shoes. To improve shoe adaptation more research and case reports have to be published in order to inform doctors and shoe technicians about everyday solutions to partial foot amputations.

Amputees↗

Multidisciplinary ALS care improves quality of life in patients with ALS.

OBJECTIVE: To examine the effect of multidisciplinary ALS care on the quality-of-life (QoL) in patients with ALS and their caregivers. METHODS: In a cross-sectional study, 208 patients with ALS and their caregivers were interviewed. QoL was assessed using the 36-item Short Form Health Survey (SF-36) and two visual analogue scales (VAS). Criteria for multidisciplinary ALS care were: an ALS team headed by a consultant in rehabilitation medicine and consisting of at least a physical therapist, occupational therapist, speech pathologist, dietician and a social worker; use of the Dutch ALS consensus guidelines for ALS care; and at least six incident ALS patients per year. RESULTS: Clinical characteristics and functional loss of the 133 patients receiving multidisciplinary ALS care and the 75 patients receiving general ALS care were similar. The percentage of patients with adequate aids and appliances was higher in those with multidisciplinary ALS care (93.1 vs 81.3%, p = 0.008), whereas the number of visits to professional caregivers was similar in both groups. Patients in the multidisciplinary ALS care group had a better mental QoL on the SF-36 Mental Summary Score than those in the general care group (p = 0.01). The difference in QoL was most pronounced in the domains of Social Functioning and Mental Health, and was independent of the presence of aids and appliances. No significant differences were found in the SF-36 Physical Summary Score, VAS, or in QoL of caregivers of patients with ALS. CONCLUSION: High standard of care improves mental quality-of-life in patients with ALS.

Aged↗

[The practice guideline 'Dermatomyositis, polymyositis and sporadic inclusion body myositis'].

This guideline presents recommendations for the diagnosis and treatment of dermatomyositis, polymyositis and sporadic inclusion body myositis (sIBM) according to the best available evidence. Characteristic skin abnormalities can be sufficient for the diagnosis of dermatomyositis. In case of doubt, a skin biopsy is advisable. A muscle biopsy is indicated when other examinations are inconclusive and the musculature is involved. The working group considers screening for cancer to be required in adults with dermatomyositis and presents recommendations for the way that this should be done. At least one-third of all patients with polymyositis has, or will develop, an associated inflammatory connective tissue disease. If a patient with a connective tissue disease develops symmetrical, proximal muscle weakness in the course of weeks or months, this may be assumed to be due to polymyositis. In the absence ofpre-existing connective tissue disease, demonstration of a mononuclear cell infiltrate in muscle tissue is a prerequisite for the diagnosis ofpolymyositis. The histopathology of muscle tissue is used as the gold standard for the diagnosis of sIBM. The practice guideline presents criteria for the concept 'activity' of myositis. Disease activity serves as a guideline for the treatment of polymyositis and dermatomyositis. The treatment of choice for dermatomyositis and polymyositis is high-dose prednisone. Physical activity does not have a negative effect on the course of these diseases. The long-term prognosis ofdermatomyositis and polymyositis is not well known. The clinical course of sIBM is slowly progressive.

Anti-Inflammatory Agents↗

Strength training and aerobic exercise training for muscle disease.

BACKGROUND: Strength training or aerobic exercise programmes might maximise muscle and cardiorespiratory function and prevent additional disuse atrophy in patients with muscle disease. However, over-exerting might cause more rapid disease progression. OBJECTIVES: To examine the efficacy and safety of strength training and aerobic exercise training in patients with muscle diseases. SEARCH STRATEGY: We searched the Cochrane Neuromuscular Disease Group register (October 2002 and May 2004), the Cochrane Collaboration Rehabilitation and Related Therapies Field register (October 2002), MEDLINE (January 1966 to December 2002), EMBASE (January 1973 to October 2002), and CINAHL (January 1982 to August 2002) for randomised trials. We reviewed the bibliographies of trials identified and reviews covering the subject. SELECTION CRITERIA: Randomised or quasi-randomised controlled trials comparing strength training and/or aerobic exercise programmes lasting at least 10 weeks. Types of outcome measures: FOR STRENGTH TRAINING. Primary: static or dynamic muscle strength. Secondary: muscle strength (endurance or fatigue), functional assessments, quality of life, muscle membrane permeability, pain, and fatigue. FOR AEROBIC EXERCISE TRAINING. Primary: aerobic capacity expressed as work capacity. Secondary: aerobic capacity (oxygen consumption, parameters of cardiac or respiratory function), functional assessments, quality of life, muscle membrane permeability, pain, and fatigue. DATA COLLECTION AND ANALYSIS: Two reviewers independently assessed trial quality and extracted the data. MAIN RESULTS: We identified two randomised trials fulfilling all inclusion criteria. The first trial compared the effect of strength training versus no training in 36 patients with myotonic dystrophy. The other trial compared strength training versus no training combined with albuterol or placebo in 65 patients with facioscapulohumeral muscular dystrophy. Methodological quality and training programmes were graded adequate. In the myotonic dystrophy trial there were no significant differences between training and non-training groups for the primary outcome measure. In the facioscapulohumeral muscular dystrophy trial static muscle strength did not show significant differences between training and non-training groups. Only a +1.2 kg difference (95% confidence interval 0.2 to 2.1) in dynamic strength of elbow flexors in favour of the training group, reached statistical significance. For both trials there were no significant differences between groups for most of the secondary outcome measures, including those covering adverse effects. AUTHORS' CONCLUSIONS: In myotonic dystrophy and facioscapulohumeral muscular dystrophy moderate-intensity strength training appears not to do harm but there is insufficient evidence to establish that it offers benefit. Limitations in the design of studies in other muscle diseases prevent general conclusions in these disorders.

Exercise↗

Strength training and albuterol in facioscapulohumeral muscular dystrophy.

BACKGROUND: In animals and healthy volunteers beta2-adrenergic agonists increase muscle strength and mass, in particular when combined with strength training. In patients with facioscapulohumeral muscular dystrophy (FSHD) albuterol may exert anabolic effects. The authors evaluated the effect of strength training and albuterol on muscle strength and volume in FSHD. METHODS: Sixty-five patients were randomized to strength training of elbow flexors and ankle dorsiflexors or non-training. After 26 weeks albuterol (sustained-release, 8 mg BID) was added in a randomized, double-blind, placebo-controlled design. Primary outcome was maximum voluntary isometric strength (MVIC) at 52 weeks. Secondary outcomes comprised dynamic strength and muscle volume. RESULTS: Training and albuterol were well tolerated. Training of elbow flexors did not result in a significant effect on MVIC, but dynamic strength improved significantly. Elbow flexor MVIC strength increased significantly in albuterol vs placebo treated patients. Ankle dorsiflexor strength decreased in all groups. Eleven out of twelve non-trained muscles in the albuterol group showed a positive effect on MVIC compared to the placebo group (p < 0.05 in seven muscle groups). Muscle volume decreased in the placebo-treated, and increased in the albuterol-treated patients. No synergistic or antagonistic effects were observed between training and albuterol. CONCLUSIONS: In FSHD strength training and albuterol appear safe interventions with limited positive effect on muscle strength and volume. Consequences of prolonged use are presently unclear, which precludes routine prescription.

Adrenergic beta-Agonists↗

Monitoring the functional health status of stroke patients: the value of the Stroke-Adapted Sickness Impact Profile-30.

PURPOSE: To further validate the Stroke-Adapted Sickness Impact Profile-30 (SA-SIP30) and to determine its responsiveness in a stroke rehabilitation population. METHOD: Data of 122 communicative stroke patients (mean age 57 years), selected for an inpatient rehabilitation programme, were available. All had suffered different types of stroke. Six months and one year post-stroke, the patients completed the SIP68 plus nine stroke-specific questions from the SIP136, enabling us to derive the SA-SIP30 from the questionnaire. We determined internal consistency, construct and clinical validity and responsiveness of the SA-SIP30. Total, physical and psychosocial dimension scores were calculated. RESULTS: Internal consistency was moderate to good (alpha>0.68) and correlation between the SIP68 and the SA-SIP30 was high (r>0.85), indicating good construct validity for total score and both dimension scores. Clinical validity assessment showed that total and psychosocial dimensions scores were significantly higher for patients with a cortical infarction compared to respectively subarachnoid haemorrhage and subcortical infarction (p<0.05). Effect sizes for the SA-SIP30 were moderate (between 0.56 and 0.65). CONCLUSIONS: The SA-SIP30 proved valid and responsive in our stroke rehabilitation population. The major advantages of the SA-SIP30 are the lesser number of items and, therefore, the shorter completion time and the fact that it is a stroke-specific scale to determine health-related functional status.

Female↗

[Reflex sympathetic dystrophy vs. a factitious disorder].

Three women aged 18, 30 and 21, were admitted with complaints of reflex sympathetic dystrophy. These patients were caught at inducing their symptoms. Factitious disorders may be more common and serious than expected. It is suggested to include this diagnosis routinely in the differential diagnosis when dealing with inexplicable complaints, symptoms or therapy resistance. If factitious disorders are diagnosed it is advised to confront the patients. This is important in order to limit further iatrogenic damage to the patient. It also allows the physician to inform other doctors. After confrontation quite a few patients will stop inducing their symptoms. Most of them become angry, deny self-induction and refuse psychiatric help. Sometimes patients will withdraw from treatment. Despite these negative reactions patient confrontation is mandatory.

Adolescent↗

Surface EMG of proximal leg muscles in neuromuscular patients and in healthy controls. Relations to force and fatigue.

In an effort to find parameters to evaluate patients with neuromuscular disorders, surface electromyography (SEMG) of proximal leg muscles was performed in 33 patients with myotonic dystrophy (MyD), 29 patients with Charcot-Marie-Tooth (CMT) disease and 20 healthy controls. The root mean square (RMS) of the SEMG amplitude (microV) was calculated at different torque levels. Endurance (seconds) and median frequency (Fmed) of the SEMG power spectrum, used as parameters of fatigue, were determined at 80% of MVC. Maximum voluntary contraction (MVC) was found to be decreased in patients; the ratio between RMS values of antagonists and agonists was increased and torque-EMG ratios (Nm/microV) were decreased. These differences with respect to controls were more pronounced in MyD than in CMT. The initial Fmed value was lowest in CMT. The greatest decrease in Fmed was found in MyD. SEMG data in relation to force have not been determined before in groups of MyD or CMT patients. In both disorders, parameters differed from controls, which means that adding SEMG to strength measurements could be useful in studying the progress of the disorder and the effects of interventions.

Adult↗

Progressive resistance training in neuromuscular patients. Effects on force and surface EMG.

In a randomized clinical trial the efficacy of strength training was studied in patients with myotonic dystrophy (n = 33) and in patients with Charcot-Marie-Tooth disease (n = 29). Measurements were performed at the start and after 8, 16 and 24 weeks of progressive resistance training. Surface electromyography (SEMG) of proximal leg muscles was recorded during isometric knee extension at maximum voluntary contraction (MVC) and at 20, 40, 60 and 80% of MVC. Changes in MVC, maximum electrical activity and torque-EMG ratios (TER) were calculated. Fatigue was studied by determining the changes in endurance and in the decline of the median frequency (Fmed) of the SEMG during a sustained contraction at 80% MVC. These parameters showed no significant changes after the training in either of the diagnostic groups. Only the Charcot-Marie-Tooth training group showed a gradual significant increase in mean MVC over the whole training period (21%). After 24 weeks, the increase in mean RMS was similar (25%), but this was mainly due to a sharp rise during the first 8 weeks of training (20%). The findings indicate that the initial strength increase was due to a neural factor, while the subsequent increase was mainly due to muscle hypertrophy.

Adult↗

Quadriceps strength and timed motor performances in myotonic dystrophy, Charcot-Marie-Tooth disease, and healthy subjects.

BACKGROUND AND PURPOSE: The leading hypothesis was that a relation exists between muscular strength and functional abilities. Therefore a study was undertaken to quantify such a relationship in a population of subjects with different muscular strengths. This population consisted of healthy subjects and subjects with slowly progressive neuromuscular disorders. METHODS: The study included 33 patients with myotonic dystrophy, 29 patients with Charcot-Marie-Tooth disease and 20 healthy subjects. Isokinetic and isometric knee torques were measured on an isokinetic dynamometer at various velocities. The following activities were timed: descending and ascending stairs, rising from a chair, rising from supine, walking at natural speed and walking at maximum speed. RESULTS: The population covered a wide range of the variables: whereas the healthy subjects performed best (i.e. had the highest knee torques and performed the activities most quickly), the myotonic dystrophy group included the subjects with the lowest knee torques. The natural logarithms (In) of isokinetic extension torque at the highest velocity (120 degrees/s) and those of the time taken to perform the described activities showed the highest levels of correlation. It was found that after correction for age and weight, 56% (walking at natural speed) to 73% (descending stairs) of the variance in the In of the time taken could be attributed to the variance in the In of the torques. CONCLUSION AND DISCUSSION: A strong relation between quadriceps strength and timed motor performances were demonstrated. The impact of strength reduction on time taken was most obvious in subjects with considerably decreased strength. Therefore, it is feasible to try to influence muscle strength in patients with relevant strength reduction in order to achieve better functional ability.

Adolescent↗

Efficacy of traction for nonspecific low back pain. 12-week and 6-month results of a randomized clinical trial.

STUDY DESIGN: A randomized clinical trial. OBJECTIVES: To assess the efficacy of motorized continuous traction for low back pain. SUMMARY OF BACKGROUND DATA: The available studies on the efficacy of lumbar traction do not allow clear conclusions because of severe methodologic flaws. The current trial aimed to overcome these shortcomings. METHODS: Patients with at least 6 weeks of nonspecific low back pain were selected. High-dose traction was compared with sham (or low-dose) traction. Sham traction was given with a specially developed brace that becomes tighter in the back during traction. This was experienced as if real traction were exerted. The patients and the outcome assessor were unaware of treatment allocation. Outcome measures were: patient's global perceived effect, severity of main complaints, functional status, pain, range of motion, work absence, and medical treatment. Results for the outcome measures at 12 weeks and 6 months after randomization are presented. RESULTS: One hundred and fifty-one patients were randomly allocated to one of the two treatment methods. Intention-to-treat analysis of the 12-week and 6-month results showed no statistically significant differences between the groups on all outcome measures: all 95% confidence intervals included the value zero. The number of patients lost to follow-up study was very low. Other analyses showed the same results. CONCLUSIONS: Most common flaws of earlier studies on traction therapy could be overcome. This trial did not support the claim that traction is efficacious for patients with low back pain.

Adult↗

Daily functioning of the lower extremity amputee: an overview of the literature.

The aim of this paper is to review the existing literature on the incidence, morbidity and mortality of lower limb amputation. The functional level of the lower limb amputee and the predictive factors for functioning with a prosthesis are reviewed, both for unilateral and for bilateral amputees. The reported incidence of lower extremity amputation (LEA) varies considerably between different Western countries. The mean survival of LEA patients ranges between two and five years. Assessment of functional outcome is carried out differently. Studies are not comparable and most concern selected groups of amputees. Increasing age, concurrent disease and poor compliance are prognostic factors for a low functional level. For optimal planning of rehabilitation it is necessary to study a complete cohort of amputees with respect to these prognostic factors.

Activities of Daily Living↗

Efficacy of traction for non-specific low back pain: a randomised clinical trial.

Previous trials to assess the efficacy of lumbar traction for back pain have been methodologically flawed. To avoid these shortcomings, we conducted a randomised controlled trial in which high-dose traction was compared with sham traction. The sham traction was given with a specially developed brace that tightens in the back during traction. To the patient, the experience is that of traction. The patients and outcome assessor were blinded for the assigned treatment. 151 patients with at least six weeks of non-specific low back pain were randomised. Intention to treat analysis showed no differences between the groups on all outcome measures (patients' global perceived effect, severity of main complaints, functional status and pain); all 95% confidence intervals included the value zero. The number of withdrawals from treatment, loss to follow-up, and protocol deviations was low. Consequently, the per-protocol analysis showed results similar to the intention to treat analysis. Subgroup analyses did not show any group for which traction might seem promising. Our data do not support the claim that traction is effective for patients with low back pain.

Adult↗