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05) in AD patients when compared to non-AD individuals. Further data analysis using Pearson correlation found that the upregulated fibrinogen-γ-chain was weakly but significantly (p less then 0.05) and inversely correlated with cognitive decline. Conclusion Fibrinogen isoforms may play important roles in the vascular pathology of AD as well as neuroinflammation. As such, fibrinogen appears to be a promising blood-based biomarker for AD. Further validation of the present findings in larger population is now warranted.
To determine the reliability, responsiveness, and convergent validity of the Four-Meter Walk Test (4mWT) compared to the Six-Minute Walk Test (6MWT) surrounding total knee arthroplasty (TKA).
Secondary analysis of a randomized controlled trial.
Research laboratory.
One hundred sixty-two patients (aged 63.5 ± 7.4 (mean ± sd) years; 89 females) undergoing TKA participated.
4mWT (usual and fastest) and 6MWT were measured 1-2weeks preoperatively, and 1, 2, 3, 6 and 12months post-operatively.
4mWT demonstrated excellent test-retest reliability with Interclass Correlation Coefficients (ICC's) ranging from 0.80 to 0.93 s. 4mWT also demonstrated small measurement error with Standard Error of Measurement (SEM) ranging from 0.15 to 0.35 s. 4mWT (fastest) demonstrated similar responsiveness to 6mWT in the first 2 months after surgery and better responsiveness from 2 to 3months after surgery. Convergent validity between 6MWT and 4mWT (fastest) was high, with Pearson correlation coefficients ranging from 0.73 space and time requirements to conduct each test, 4mWT may be preferred for routine clinical assessment. IMPLICATIONS FOR REHABILITATION Walking ability •Walking is an important functional ability for patients who undergo total knee arthroplasty (TKA). •While the Six-Minute Walk Test is a validated measure of walking ability in the TKA population, its clinical utility is limited by the space and time it takes to perform the test. •The Four-Meter Walk Test (fastest speed) is a valid, reliable, and responsive alternative to the 6MWT and is recommended for routine clinical use after TKA.Spinal cord injury (SCI) is a devastating disease leading to motor disability. Metabolic dysfunction is another complication of SCI. Thus, we aimed to study the effect of SCI on the histological and biochemical structure of the liver in adult male rats and to delineate the role of post-injury administration of G-CSF. Thirty adult male Sprague-Dawley rats were assigned into three groups Group I; control (18 rats subdivided equally into three subgroups), and 12 rats underwent SCI and were divided into an SCI group II and G-SCF-treated group III. Twenty-one days post-injury, liver sections were processed for light and electron microscopic examinations and immunohistochemical staining for PCNA and CD68 antibodies. The biochemical assay was carried out for detection of serum levels of ALT, AST, total proteins, albumin, total cholesterol, triglycerides, HDL-c, GSH and MDA. Liver tissue levels of GPx and MDA as well as semiquantitative RT-PCR analysis of hepatic cytokine expression were also conducted. In the SCI group, results showed liver tissue damage in the form of lipid infiltration, blood vessel congestion, vacuolated cells with apoptotic nuclei and increased collagen deposition. Increased CD68-positive macrophages and a decreased number of PCNA-positive cells was detected. Moreover, liver enzymes, total cholesterol and triglycerides were increased while serum albumin, total proteins and HDL-c were decreased in the SCI group. Oxidative stress and increased expression of inflammatory cytokines were detected. Administration of G-CSF induced significant liver improvement with retained liver function by anti-inflammatory, immune-modulatory and antioxidant mechanisms.Introduction To determine age and sex-specific thyrotropin (TSH) and free thyroxine (FT4) reference ranges according to body mass index (BMI) categories. Methods With regards to the National Academy of Clinical Biochemistry (NACB) criteria, a total of 2818 individuals from the Tehran Thyroid Study population was selected and categorized in three BMI groups. Results TSH levels did not differ significantly between BMI groups (p = .054). Females had statistically higher TSH levels than males in all BMI categories (p less then .001). selleck kinase inhibitor According to age-specific analyses, the youngest category (20-29 years) had the highest median values of serum TSH in all BMI groups. With increasing BMI, the 2.5th percentile of TSH remained approximately unchanged and the 97.5th percentile showed an increasing pattern. FT4 level was significantly higher in the normal weight group compared to obese individuals (p less then .001); females had significantly lower FT4 levels than males in normal weight and obese groups (p less then .001). According to age categories, the youngest group (20-29 years) had higher levels of FT4 than the elderly group in all BMI categories. A decreasing pattern in both 2.5th and 97.5th percentiles of FT4 was observed along with increasing BMI. Conclusions Compared to the normal weight population, obese individuals have slightly lower FT4 concentrations accompanied by similar TSH levels. With increasing BMI, upper limits of TSH and FT4 show increasing and decreasing patterns, respectively.
The healthcare system and service capacity are overwhelmed by the Covid-19 pandemic. There is a substantial unmet need for rehabilitation service to all patients affected by Covid-19 directly or indirectly. This article aims to describe how to rapidly reconfigure and bring rehabilitation services back during the pandemic.
The Steer committee meeting was held for the development of a strategic preparedness plan and safety management based on principles and evidence of rehabilitation, which will lead to effective mitigation of consequences resulted from Covid-19.
Five measures were taken in Southwest China during the pandemic, which includes the "First contact responsibility" and management system; the full-coverage system for nosocomial infection control; the "Closed-off management" system; the full-coverage system for body temperature monitoring; the adoption of 5G-based telerehabilitation. With the implementation of these measures, the capacity and capability were enhanced to safely reopen and operate rehabilitation facilities in Southwest China.
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