616 research outputs found
Long-term strict raw food diet is associated with favourable plasma b-carotene and low plasma lycopene concentrations in Germans
Dietary carotenoids are associated with a reduced risk of chronic diseases. Raw food diets are predominantly plant-based diets that are practised
with the intention of preventing chronic diseases by virtue of their high content of beneficial nutritive substances such as carotenoids. However, the
benefit of a long-term adherence to these diets is controversial since little is known about their adequacy. Therefore, we investigated vitamin A and
carotenoid status and related food sources in raw food diet adherents in Germany. Dietary vitamin A, carotenoid intake, plasma retinol and plasma
carotenoids were determined in 198 (ninety-two male and 106 female) strict raw food diet adherents in a cross-sectional study. Raw food diet
adherents consumed on average 95 weight% of their total food intake as raw food (approximately 1800 g/d), mainly fruits. Raw food diet adherents
had an intake of 1301 retinol activity equivalents/d and 16·7 mg/d carotenoids. Plasma vitamin A status was normal in 82% of the subjects
(0·88 mmol/l). In 77% of subjects the lycopene
status was below the reference values for average healthy populations (,0·45mmol/l). Fat contained in fruits, vegetables and nuts and oil consumption was a significant dietary determinant of plasma carotenoid concentrations (b-carotene r 0·284; P,0·05; lycopene r 0·168; P¼0·024).
Long-term raw food diet adherents showed normal vitamin A status and achieve favourable plasma b-carotene concentrations as recommended for chronic disease prevention, but showed low plasma lycopene levels. Plasma carotenoids in raw food adherents are predicted mainly by fat intake
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Digitalisation and Business Model Innovation: Exploring the Microfoundations of Dynamic Consistency
The Industry 4.0 paradigm (I4.0) as the digitalisation of manufacturing firms denotes the exploitation of real-time data originating from a ubiquitous interconnection of objects, machines and humans (via the internet) across the entire value network. I4.0 not only serves as a catalyst to improve value-adding activities or to design new product and service solutions but also, more fundamentally, enables manufacturing firms to innovate their established business models (BMs). Against this rapid socio-technological shift, manufacturers face the challenge of holistically innovating their BMs. This requires the individualisation of the value proposition alongside the flexibilisation of their value creating and capturing activities, as well as a continuous adaptation and alignment of these activities with the firm’s organisational systems and the resource and competence base. Adopting the view of a BMI (business model innovation) as a system of interdependent activities, the continuous alignment of activities across the BMI is called dynamic consistency. However, it is not clear what mechanisms denote the notion of dynamic consistency. This thesis operationalises the microfoundations of dynamic consistency in an I4.0-driven BMI by empirically investigating six European manufacturing firms. Following the design themes of BMI, it argues that the notion of dynamic consistency comprises three main aspects: (1) a value focus on data and software; (2) a flexi-directional interlinkage to facilitate the exchange of information and materials; (3) agile working ensembles governing changes to the activity system. Moreover, it proposes open-mindedness and integrity of behaviour as a cognitive foundation that facilitates changes to the activity system. Taken together, these microfoundations provide reasoning for manufacturing firms to transform their traditional make-and-sell BM into a sense-and-act BM, yielding higher profits and profitability. The results demonstrate that the notion of BMI as an activity system must be complemented by the cognitive perspective of BMI to sufficiently operationalise the concept of dynamic consistency. This thesis is anticipated to be a starting point for further studies to achieve consistency during I4.0-driven BMI to generate superior and sustained value appropriation for manufacturing firms.Ford Britain Trust, Queens' Colleg
Probiotic Beverage Containing Lactobacillus casei
BACKGROUND: The aim of the present study was to investigate the effect of a probiotic beverage on gastrointestinal symptoms in patients with chronic constipation
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Waste-Mgmt: A computer model for calculation of waste loads, profiles, and emissions
WASTE-MGMT is a computational model that provides waste loads, profiles, and emissions for the U.S. Department of Energy`s Waste Management Programmatic Environmental Impact Statement (WM PEIS). The model was developed to account for the considerable variety of waste types and processing alternatives evaluated by the WM PEIS. The model is table-driven, with three types of fundamental waste management data defining the input: (1) waste inventories and characteristics; (2) treatment, storage and disposal facility characteristics; and (3) alternative definition. The primary output of the model consists of tables of waste loads and contaminant profiles at facilities, as well as contaminant air releases for each treatment and storage facility at each site for each waste stream. The model is implemented in Microsoft{reg_sign} FoxPro{reg_sign} for MS-DOS{reg_sign} version 2.5 and requires a microcomputer with at least a 386 processor and a minimum 6 MBytes of memory and 10 MBytes of disk space for temporary storage
Higher Prevalence of Obesity Among Children With Asthma
The aim of this study is to investigate the association between childhood obesity and asthma, and whether this relationship varies by race/ethnicity. For this population-based, cross-sectional study, measured weight and height, and asthma diagnoses were extracted from electronic medical records of 681,122 patients aged 6–19 years who were enrolled in an integrated health plan 2007–2009. Weight class was assigned based on BMI-for-age. Overall, 18.4% of youth had a history of asthma and 10.9% had current asthma. Adjusted odds of current asthma for overweight, moderately obese, and extremely obese youth relative to those of normal weight were 1.22 (95% confidence interval (CI): 1.20, 1.24), 1.37 (95% CI: 1.34, 1.40), and 1.68 (95% CI: 1.64, 1.73), respectively (P trend < 0.001). Black youth are nearly twice as likely (adjusted odds ratio (OR) = 1.93, 95% CI: 1.89, 1.99), and Hispanic youth are 25% less likely (adjusted OR = 0.75, 95% CI: 0.74, 0.77), to have current asthma than to non-Hispanic white youth. However, the relationship between BMI and asthma was strongest in Hispanic and weakest in black youth. Among youth with asthma, increasing body mass was associated with more frequent ambulatory and emergency department visits, as well as increased inhaled and oral corticosteroid use. In conclusion, overweight, moderate, and extreme obesity are associated with higher odds of asthma in children and adolescents, although the association varies widely with race/ethnicity. Increasing BMI among youth with asthma is associated with higher consumption of corticosteroids and emergency department visits
Prevalence, clinical investigation, and management of gallbladder disease in Rett syndrome
AIM: This study determined the prevalence of cholelithiasis and/or cholecystectomy in Rett syndrome, described gallbladder function in a clinical cohort, and identified recommendations for assessment and management of gallbladder disease. METHOD The incidence of cholelithiasis/cholecystectomy was estimated from data describing 270 and 681 individuals with a pathogenic MECP2 mutation in the Australian Rett Syndrome Database and the International Rett Syndrome Phenotype Database respectively. Gallbladder function in 25 females (mean age 16y 5mo, SD 20y 7mo, range 3y 5mo–47y 10mo) with Rett syndrome (RTT) was evaluated with clinical assessment and ultrasound of the gallbladder. The Delphi technique was used to develop assessment and treatment recommendations. RESULTS: The incidence rate for cholelithiasis and/or cholecystectomy was 2.3 (95% confidence interval [CI] 1.1–4.2) and 1.8 (95% CI 1.0–3.0) per 1000 person-years in the Australian and International Databases respectively. The mean contractility index of the gallbladder for the clinical sample was 46.5% (SD 38.3%), smaller than for healthy individuals but similar to children with Down syndrome, despite no clinical symptoms. After excluding gastroesophageal reflux, gallbladder disease should be considered as a cause of abdominal pain in RTT and cholecystectomy recommended if symptomatic. INTERPRETATION: Gallbladder disease is relatively common in RTT and should be considered in the differential diagnosis of abdominal pain in RTT
Long-term vegetarians have low oxidative stress, body fat, and cholesterol levels
Excessive oxidative stress and abnormal blood lipids may cause chronic diseases. This risk can be reduced by consuming an antioxidant- and fiber-rich vegetarian diet. We compared biomarkers of oxidative stress, antioxidant capacity, and lipid profiles of sex- and age-matched long-term vegetarians and omnivores in Korea. Forty-five vegetarians (23 men and 22 women; mean age, 49.5 ± 5.3 years), who had maintained a vegetarian diet for a minimum of 15 years, and 30 omnivores (15 men and 15 women; mean age, 48.9 ± 3.6 years) participated in this study. Their 1-day, 24-h recall, and 2-day dietary records were analyzed. Oxidative stress was measured by the levels of diacron reactive oxygen metabolites (d-ROM). Antioxidant status was determined by the biological antioxidant potential (BAP) and levels of endogenous antioxidant enzymes such as superoxide dismutase, catalase, and glutathione peroxidase. We observed that vegetarians had a significantly lower body fat percentage (21.6 ± 6.4%) than that of omnivores (25.4 ± 4.6%; P < 0.004). d-ROM levels were significantly lower in vegetarians than those in omnivores (331.82 ± 77.96 and 375.80 ± 67.26 Carratelli units; P < 0.011). Additionally, total cholesterol levels in the vegetarians and omnivores were 173.73 ± 31.42 mg/dL and 193.17 ± 37.89 mg/dL, respectively (P < 0.018). Low-density lipoprotein cholesterol was 101.36 ± 23.57 mg/dL and 120.60 ± 34.62 mg/dL (P < 0.005) in the vegetarians and omnivores, respectively, indicating that vegetarians had significantly lower lipid levels. Thus, oxidative stress, body fat, and cholesterol levels were lower in long-term vegetarians than those in omnivores
Health plan administrative records versus birth certificate records: quality of race and ethnicity information in children
<p>Abstract</p> <p>Background</p> <p>To understand racial and ethnic disparities in health care utilization and their potential underlying causes, valid information on race and ethnicity is necessary. However, the validity of pediatric race and ethnicity information in administrative records from large integrated health care systems using electronic medical records is largely unknown.</p> <p>Methods</p> <p>Information on race and ethnicity of 325,810 children born between 1998-2008 was extracted from health plan administrative records and compared to birth certificate records. Positive predictive values (PPV) were calculated for correct classification of race and ethnicity in administrative records compared to birth certificate records.</p> <p>Results</p> <p>Misclassification of ethnicity and race in administrative records occurred in 23.1% and 33.6% children, respectively; the majority due to missing ethnicity (48.3%) and race (40.9%) information. Misclassification was most common in children of minority groups. PPV for White, Black, Asian/Pacific Islander, American Indian/Alaskan Native, multiple and other was 89.3%, 86.6%, 73.8%, 18.2%, 51.8% and 1.2%, respectively. PPV for Hispanic ethnicity was 95.6%. Racial and ethnic information improved with increasing number of medical visits. Subgroup analyses comparing racial classification between non-Hispanics and Hispanics showed White, Black and Asian race was more accurate among non-Hispanics than Hispanics.</p> <p>Conclusions</p> <p>In children, race and ethnicity information from administrative records has significant limitations in accurately identifying small minority groups. These results suggest that the quality of racial information obtained from administrative records may benefit from additional supplementation by birth certificate data.</p
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