Nilüfer Tek

Nilüfer Tek
Gazi University · Faculty of Health Sciences

Prof. Dr.

About

103
Publications
59,182
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570
Citations
Citations since 2016
85 Research Items
521 Citations
2016201720182019202020212022050100150
2016201720182019202020212022050100150
2016201720182019202020212022050100150
2016201720182019202020212022050100150
Additional affiliations
January 2010 - present
Gazi University
Position
  • Professor (Associate)

Publications

Publications (103)
Article
This study aimed to determine the relationship between health literacy and ecological footprint which is an indicator of sustainability and environmental impact and to examine the factors that may affect them. It was found that 20.3% of individuals have inadequate, 43.7% problematic, 26.1% sufficient and 10.0% excellent health literacy levels. Ther...
Article
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Objectives: The COVID-19 outbreak was classified as a global epidemic after it emerged in the first quarter of 2020 and the virus spread rapidly after only three months. The quarantines implemented during the COVID-19 period, the deterioration of economic income, and the uncertain situation about the future have affected the changes in physical ina...
Article
Objectives: The purpose of this study was to evaluate the effects of maternal high folic acid (FA) supplementation during pregnancy on glucose intolerance in dams and insulin resistance in offspring. Methods: Wistar female rats (n=18) were mated and randomly divided into 3 groups: a control group and 2 experimental groups. Three different feedin...
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Breast cancer is one of the most common cancers globally and has been reported as the leading cause of cancer-related death in women. Obesity is defined as one of the most important risk factors for breast cancer. Besides, oncological studies have reported that regular daily consumption of phytochemicals can reduce the risk of breast cancer. Theref...
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Aim: The objective of this study was to evaluate the relationship between FC and physical activity, dietary intake and malnutrition in the elderly. Method: A cross-sectional study was conducted on 883 adults aged >65 years from nursing homes and community health centers in Turkey. Constipation status was evaluated according to Rome IV criteria a...
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Age-related macular degeneration (AMD) is the most common cause of irreversible vision loss worldwide. The cause of the disease is not well explained; studies previse a multifactorial etiology. Various results of studies suggest that omega-3 fatty acids may have beneficial effects in AMD. Besides the omega-3, clinical evidence showed that specific...
Article
Prostate cancer (PCa) is the second most common type of cancer for men. Nutrition plays an important role in the development and progression of prostate cancer. Dietary components in PCa cells; showed that high intake of energy, saturated fat, refined carbohydrates and animal protein, as well as insufficient intake of fresh vegetables and fruits, w...
Conference Paper
Öz: Koronavirüs hastalığı (COVID-19); bireylerin günlük yaşam aktiviteleri, beslenme alışkanlıkları ve mental sağlığı üzerinde önemli etkileri olan bir halk sağlığı sorunudur. Pandemi döneminde fiziksel teması kısıtlamaya yönelik önleyici tedbirlere maruz kalan bireylerde beslenme alışkanlıklarında değişim meydana gelmiştir. Bu çalışmada COVID-19 g...
Conference Paper
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Öz: COVID-19 salgını 2020 yılının ilk çeyreğinde ortaya çıkması ve sadece 3 ay sonra virüsün hızla yayılmasının ardından küresel bir salgın olarak sınıflandırmıştır. COVID-19 döneminde uygulanan karantinalar, ekonomik gelirin bozulması ve gelecek hakkındaki belirsiz durum fiziksel inaktivite, duygu durumu değişiklikleri, yaşam tarzı ve yeme bozuklu...
Conference Paper
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Öz: Son Akdeniz diyet örüntüsünün en önemli bileşenlerinden biri sızma zeytinyağıdır. Sızma zeytinyağı zeytinin ilk sıkılmasından elde edilmektedir. Oleokantal, güçlü antienflamatuvar aktivitelere sahip bileşimi ile birçok kronik hastalığın patogenezinde rol alan, inflamatuar ve oksidatif bileşenlerin yok edilmesinde umut verici bir ajandır. Oleoka...
Conference Paper
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Öz: Güncel sürdürülebilir beslenme rehberleri, hayvansal ürünlerin tüketiminin azaltılmasını ve daha çok bitkisel kaynaklı bir beslenmeye geçişi önermektedir. Hayvansal protein kaynakları bitkisel olanlara kıyasla birkaç kat daha yüksek çevresel etkiye sahiptir. Et, su ürünleri, yumurta ve süt gibi hayvansal protein kaynaklarının üretimi için bitki...
Conference Paper
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Öz: Ökaryotik kromozomların sonundaki koruyucu başlıklar olan telomerlerin uzunluğu sağlık ve yaşam süresi ile ilişkili olup, kısalması yaşlanmanın belirteçlerindendir. Telomerlerin yıprana-rak kısalmasında, doğal bir süreç olan yaşlanmanın haricinde beslenme gibi yaşam tarzı faktörleri ile hücresel düzeyde kronik inflamasyon ve oksidatif hasar da...
Article
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This study was conducted to determine the prevalence of orthorexia nervosa (ON) among males and females who exercise regularly and to define the factors associated with ON. A total of 206 individuals (102 males and 104 females) who exercise regularly at least twice a week were included in the study. Anthro-pometric measurements were taken and body...
Article
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Introduction: Although regular exercise is widely recommended to promote optimal health, it is thought that gym-goers are at risk for body dissatisfaction and eating disorders. Objective: This study assessed the risk of eating disorders and the prevalence of body dissatisfaction in gym-goers enrolled in a gym located in the city of Ankara, the capi...
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Introduction: The elderly population is increasing worldwide, which leads to an increase in aging problems. Therefore, it is extremely important to optimize the nutrition of the elderly. Fiber consumption, which is an important part of the diet, is also an issue that should be emphasized in old age. This study was aimed to evaluate the relationship...
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Meme kanseri, dünya çapında en yaygın ve ölümcül karsinomlardan biridir ve kadın sağlığı için ciddi bir tehdit oluşturmaktadır. Kötü beslenme, obezite, fiziksel aktivite eksikliği gibi yaşam tarzı faktörlerinin daha yüksek meme kanseri riski ile ilişkili olduğu bilinmektedir. Akdeniz diyeti, temel olarak antioksidanlar ve antiinflamatuvar besinler...
Article
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Objective To determine the prevalence of sarcopenia in patients with chronic kidney disease (CKD), investigate the relationship of the serum myostatin level with sarcopenia and inflammatory markers. Methods The study was conducted with four patient groups: renal transplantation (TX), stage 3-5 non-dialysis-dependent CKD (NDD-CKD), hemodialysis (HD...
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Background: Hospital malnutrition is an important health problem for developed and developing countries, and screening tools are recommended in practice because they can be obtained quickly and easily to identify the risk of malnutrition. This study aimed to validate the use of the Graz Malnutrition Screening (GMS) in combination with different me...
Article
Cancer is the second most common cause of death worldwide. It is a generic name for a large group of diseases that can affect any part of the body. Cancer affects both energy intake through the diet and the total energy expenditure (TEE) through the changes in energy metabolism, resulting in negative or positive energy balance. Determining daily en...
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Objective: This study was aimed at evaluating the effect of intermittent fasting of Ramadan on resting energy expenditure (REE), body composition, and nutritional status. Methods: The study was conducted on a total of 27 adults (16 females, 11 males) who were fasting (18 h) in the Ramadan month (May 6-June 3) of 2019. REE was measured using the...
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Objective Obesity has been increasingly recognized in pediatric acute lymphoblastic leukemia (ALL) survivors. The aim of the current study was to determine the prevelance and related factors of obesity/abdominal obesity and evaluate the association between nutrition and overweight/obesity after cancer treatment in pediatric ALL survivors. Method A...
Article
Full-text available
Based on the fact that immobile bedridden patients have a high risk of developing bedsores and infection, we evaluated whether the presence of bedsores and low serum albumin levels significantly alter the scores of long and short forms of Mini Nutritional Assessment and body mass index. From January to July 2016, 143 bedridden/chairbound home care...
Article
Context: Energy metabolism is the main determinant of obesity etiology. Consumption of some spices, such as red pepper, ginger, and turmeric, can be considered to be an environmental factor affecting energy metabolism. Objective: This review aimed to examine the effects of red pepper, ginger, and turmeric on weight control, weight loss, and energy...
Article
Full-text available
Meme kanseri, dünya çapında en yaygın ve ölümcül karsinomlardan biridir ve kadın sağlığı için ciddi bir tehdit oluşturmaktadır. Kötü beslenme, obezite, fiziksel aktivite eksikliği gibi yaşam tarzı faktörlerinin daha yüksek meme kanseri riski ile ilişkili olduğu bilinmektedir. Akdeniz diyeti, temel olarak antioksidanlar ve antiinflamatuvar besinler...
Conference Paper
Full-text available
Son yarım yüzyılda yaşadığımız moleküler biyoloji devrimi, karmaşık organizmalarda ve özellikle kemik dokuda meydana gelen biyolojik süreçler hakkındaki bilgilerimizi değiştirerek kemik dokunun birçok fizyolojik süreci düzenleyen endokrin bir organ olduğunu ortaya koymuştur. Kemik dokunun endokrin kontrolünü osteoblast türevli bir protein olan oste...
Conference Paper
Full-text available
İnsan intestinal mikrobiyotası binden fazla mikroorganizma türünü içeren geniş ve çeşitli türdeki canlılara yaşam alanı sağlayan ve yaklaşık olarak 100 trilyon mikroorganizmanın oluşturduğu kompleks bir yapıdan meydana gelmektedir. Bireyin sahip olduğu mikrobiyota profili genetik, yaş, cinsiyet, diyet ve yaşam tarzı dâhil çeşitli faktörlerden sürek...
Chapter
Yaşlanma, yaşamın başlangıcından sonlanmasına kadar devam eden bir süreçtir. Zamana bağlı olarak, hastalık söz konusu olmaksızın ortaya çıkan anatomik yapı ve fizyolojik işlev değişiklikleridir. Bunun yanı sıra yaşlanma; fiziksel, psikolojik ve sosyal değişikleri içeren çok boyutlu bir süreçtir. Bu kapsamda da yaşlılık literatüründe yaşlılığın fark...
Article
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Amaç: İrritabl bağırsak sendromu olan kadınlarda düşük FODMAP diyet tedavisinin (fermente oligosakkarit, disakkarit, monosakkarit ve polioller) İBS semptomlarına ve yaşam kalitesi üzerine etkilerinin değerlendirilmesidir. Bireyler ve Yöntem: Çalışma, 26 kadın İBS hastası (20-49 yaş) üzerinde yürütülmüştür. Bireyler 6 hafta boyunca düşük FODMAP diye...
Article
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Objective In the literature, there is almost no data on the relationship between autistic children’s nutritional problems and their mothers’ demographic and nutritional characteristics. Therefore, this study aimed to evaluate whether there was a relationship between maternal features and nutritional problems in autistic children. Methods This stud...
Article
Full-text available
Objectives: It has been reported that in most neurological patients, resting energy expenditure due to hypermetabolism is increased. Physical activity, which is another component of energy expenditure, varies depending on the course of the disease. Different mechanisms are used to explain changes in energy expenditure in this population. Pathologic...
Article
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Abstract The aim of the present study was to evaluate the association between chronotype and resting energy expenditure (REE) in obese children&adolescents. Obese children&adolescents(57 males,46 females) between 7 and 17 years were recruited. REE measurements of subjects were made with indirect-calorimetry (COSMED, FitMatePro, Rome, Italy).The chr...
Article
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Abstract: Obesity continues to be an important public health problem worldwide. There are several methods to treat this problem. One of them is intermittent fasting. Intermittent fasting; it is a weight management method that does not have calorie restriction but requires fasting for certain periods. However, it is also about to various health-rela...
Article
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THE ROLE OF NUTRİTİON İN SUPPORTİNG THE IMMUNE SYSTEM İN COMBATİNG CORONAVİRUS DİSEASE (COVID-19) Gazi Sağlık Bilimleri Dergisi 2020: Özel Sayı: 18-45 Nilüfer ACAR TEK, Tevfik KOÇAK ABSTRACT The novel coronavirus disease “COVID-19” is a serious public health problem threatening human life in the world. Considering that there is still no specific...
Article
This study was carried out to evaluate awareness, knowledge, and use of folic acid and dietary folate intake among non-pregnant women of childbearing age and pregnant women. A cross-sectional study was completed with 1442 women (1106 non-pregnant and 336 pregnant) in Ankara, Turkey. The individuals’ awareness, knowledge, and use of folic acid were...
Article
Full-text available
Objective We aimed to evaluate the agreement between the resting energy expenditure (REE) obtained by indirect calorimetry and eight prediction equations in adult patients with renal transplantation and a newly developed REE prediction equation for use in patients with renal transplantation in the clinic. Methods A total of 51 patients (30 males a...
Article
Objective: Diabetes is a chronic disease, affected by nutritional status, and characterized by dysregulations in several systems. Allostatic load is an index that evaluates the dysregulation of all physiological and metabolic systems. This study was conducted to determine the relationship between nutritional status and allostatic load in patients...
Article
Full-text available
Background: Olive tree (Olea europaea, Oleaceae) leaves have been widely used in traditional herbal medicine to prevent and treat various diseases especially in Mediterranean countries. They contain several potentially bioactive compounds that may have hypoglycemic and hypolipidemic properties. Summary: The literature has recently been attemptin...
Article
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Aim: The objective of this study was to determine associations between physical activity, dietary fiber intake, water and fluid intake, and constipation as well as other possible risk factors for constipation in adults. Method: A cross-sectional study was conducted in 4561 (1812 male and 2749 female) adults, aged between 18–65 years, living in Anka...
Article
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Objectives: To determine the physical activity levels of young adults using the pedometer (pedometer step count-PSC), International Physical Activity-Short Form (IPAQ-SF), and physical activity diary (PAD) methods, and to compare these methods with one another. Methods: This study was conducted in 551 individuals aged between 18 and 30 years. A que...
Article
Amaç: Bu çalışmada gebelik boyunca farklı miktarlarda folik aside (FA) maruz bırakılan rat yavrularının doğum ağırlığı ile obezite gelişimi üzerine etkilerinin değerlendirilmesi amaçlanmıştır. Gereç ve Yöntem: Wistar türü dişi ratların (n=18) gebe kalmaları sağlanmış ve randomize şekilde üç gruba ayrılmıştır. Gebelik döneminde her gruba FA içerikle...
Article
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zet Anoreksiya nervoza besin kısıtlaması ve diyet enerjisinin azalmasına bağlı olarak patolojik ağırlık kaybı ile sonuçlanan bir psikiyatrik hastalıktır. Bu hastalığa sahip bireylerde tıbbi beslenme tedavisi büyük önem taşımaktadır. Anoreksiya nervoza hastalarında beslenme tedavisinin uygulanmasında, hastayı beslenmeye bağlı oluşabilecek "refeeding...
Chapter
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Bulaşıcı olmayan hastalıkların (BOH) etiyolojisinde obezitenin birçok patolojik süreci tetikleyen metabolik risk faktörü olduğu aşikârdır. Bununla birlikte obezite ve bulaşıcı olmayan hastalıkların prevalansı her geçen gün artmaktadır. Obezite salgını dünyada başlıca ölüm nedenleri arasında yer alan, bulaşıcı olmayan hastalıkların yükünü arttırmakt...
Article
Background: Diabetes is a chronic disease, affected by nutritional status, and characterized by dysregulations in several systems. Allostatic load is an index which evaluates the dysregulation of all physiological and metabolic systems. Objective: This study was conducted to determine the relationship between nutritional status and allostatic load...
Article
Full-text available
Abstract BACKGROUND: The circadian timing system or circadian clock plays a crucial role in many biological processes, such as the sleep-wake cycle, hormone secretion, cardiovascular health, glucose homeostasis, and body temperature regulation. Energy balance is also one of the most important cornerstones of metabolic processes, whereas energy imb...
Article
Full-text available
Ginger called Zingiber officinale (Z. officinale) belongs to Zingiberaceae family. In recent years, studies have shown that ginger may have effects on appetite, thermogenesis, and gastric motility. Due to these effects, the present study aimed to review of studies evaluating the effect of ginger on energy metabolism and obesity. The screening of th...
Article
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AbstractAim: This research was planned and conducted to evaluate the use of some spice types for health and beliefs about effects of spices on health of adults between the aged 18-64.Materials and methods: Participants were asked to fill out a questionnaire form by face to face interview in order to determine their general characteristics and use o...
Article
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Abstract Keywords: Healthy Aging; Intestinal Microbiota; Firmicutes Introduction Aging is defined as the deterioration that occurs in physiological functions with the progress of the age. The intestinal system consists of a complex structure of approximately 1013 - 1014 microorganisms. Human intestinal microbiota has an important role in various me...
Article
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Adequate and balanced nutritional support in intensive care patients constitutes an important part of treatment. Many studies emphasize that determining the individual nutritional needs of patients has an important role in clinical evaluation. Both overfeeding and undernutrition negatively affect the healing process of patients. Accurate determinat...
Article
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Alzheimer’s disease is a neurodegenerative disorder characterized by a progressive memory loss table. Self- care skills and cognitive functions are seen insufficiency. Although pathologically identified with amyloid plaques, excessive phosphorylation of the tau protein and consequent neurofibrillary tangle formation, and neuronal loss may be a...
Article
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Abstract: Objective: The present study aimed to examine nutritional risk factors such as poor appetite, malnutrition or obesity affecting health related quality of life in elderly. Design and participants: This is a cross- sectional population-based study consisted of 407 elderly (142 men and 265 women) mean aged 71.7±6.54 years. Measurements: Qu...
Article
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itle: Current Perspectives for Diabetes and Allostatic Load: The Role of Nutrition Abstract: Allostasis and allostatic load are new concepts explaining the changes in body stemming from chronic stress. These concepts are explaiened with the assessment of metabolic, cardiovascular, inflammatory, and neuroendocrine systems. Type 2 diabetes mellitus...
Article
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The common characteristics of individuals receiving home care services are generally being bedridden, geriatric age group, and having multiple chronic diseases. Therefore, malnutrition for home care patients is often confronted as an inevitable health problem. This study aimed to evaluate the nutritional status according to disease profiles of the...
Article
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ABSTRACT As changes occur in many systems depending on age, macular degeneration develops in the eyes with the influence of photoreceptors, retinal pigment epithelium, bruch membrane and choriocapillaris. There are many factors that are effective in the development of macula degeneration. Although factors that are not related to nutrition such as a...
Article
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Effect of some characteristics of nutritional status on quality of life in elderly individuals receiving home care service ABSTRACT One of the most important geriatric syndromes frequently encountered in old age is nutritional disorders. The metabolic and physiological changes that occur in the body with aging affect the food access and nutritional...
Article
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Objective The present study aimed to examine nutritional risk factors such as poor appetite, malnutrition or obesity affecting health related quality of life in elderly. Design and participantsThis is a crosssectional population-based study consisted of 407 elderly (142 men and 265 women) mean aged 71.7±6.54 years. MeasurementsQuestionnaire includi...
Poster
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Aging; is defined as the deterioration that occurs in physiological functions with the progress of age. The intestinal system consists of a complex structure of approximately 10¹³-10¹4 microorganisms. Human intestinal microbiota has an important role in various metabolic, nutritional, physiological and immunological systems. Deterioration in physio...
Article
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Key teaching points: • There are several findings, and chlorogenic acid may have antihypertensive effects. • There is a significant correlation between green coffee chlorogenic acid amount and REE. • Intracellular and extracellular liquid amounts decrease following green coffee consumption (215-280 mg caffeine), and these changes are observed in i...
Article
Full-text available
Acquired immune deficiency syndrome (AIDS) is an infectious disease in which the immune system becomes ineffective and opportunistic infections accompany the disease. It means that the body can no longer cope with other illnesses that it can easily fight before being affected by the virus. The virus destroys lymphocytes called CD4 and affects the i...
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ABSTRACT The extension of the life span in the world and in Turkey and the increase of the quality of life of the elderly individuals reveal the fact that the diseases and problems of the elderly are examined. The number of elderly is increasing day by day in Turkey, but 37-40% of the elderly can not feed on their daily energy needs. The rate of mo...
Article
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EFFECTS OF HORMONES ON REGULATION OF ENERGY EXPENDITURE ABSTRACT Energy balance in humans is a dynamic process that changes daily. İmpairment of this process, a small yet significant problem, which is based on a simple balance between energy intake and energy expenditure, can lead to obesity, cachexia and related secondary diseases. Although there...
Article
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Adipose Tissue and It’ s Effects on Energy Metabolism Two types of adipose tissue with different functions are found in humans, namely white adipose tissue and brown adipose tissue. White adipose tissue is present in large quantities in the body and it is considered an endocrine organ where excess energy is stored and it contributes to energy homeo...
Article
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Setting out a fabulous journey from a tiny bean, coffee is the stimulant of the heart and mind and a mysterious plant that strengthens friendship and also takes your tiredness away during the day. Although information on how and where the coffee came from is not clear, Sheikh Şazeli is regarded as the “father” by coffee makers. The word coffee orig...
Article
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MON-P172 DETERMINANTS OF QUALITY OF LIFE IN FREE-LIVING ELDERLY POPULATION: NUTRITIONAL STATUS AND APPETITE N. Acar Tek1, M. S. Karacil Ermumcu1*. 1Nutrition and Dietetics, Gazi University Faculty of Health Sciences, Ankara, Turkey Rationale: The aim of the present study was to examine nutritional risk factors such as poor appetite and malnutrition...
Article
Full-text available
CHANGES IN SLEEP DURATION ASSOCIATED WITHNUTRITIONAL STATUS AND APPETITE IN ELDERLYN. Acar Tek1, M. S. Karacil Ermumcu1*.1Nutrition andDietetics, Gazi University Faculty of Health Sciences, Ankara,TurkeyRationale:The aim of the present study was to examine theassociation between nutritional status with appetite andchanges in sleep duration in older...
Article
Full-text available
Background/aim: Obesity is a global public health challenge. This study was carried out in order to determine the prevalence of obesity and abdominal obesity in Turkish adolescent girls. Materials and methods: A cross-sectional study was conducted in a total of 1111 adolescent girls aged 12?18 years. The subjects were classified into four groups: u...
Article
Full-text available
Beslenme desteği serebral palsili (SP)’li çocukların tedavisinde tamamlayıcı rol oynamaktadır. Serebral palsili çocuklarda kötü beslenme ve oral motor disfonksiyona bağlı olarak yetersiz protein ve enerji alımı büyüme ve gelişme geriliğine neden olabilmektedir. Bu gruptaki çocuklarda sıklıkla enerji gereksiniminde değişiklikler görülmekte ve bes...
Article
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Objective: Accurate estimation of resting energy expenditure (REE) in childrenand adolescents is important to establish estimated energy requirements. The aim of the present study was to measure REE in obese children and adolescents by indirect calorimetry method, compare these values with REE values estimated by equations, and develop the most app...
Article
Full-text available
Coffee is reported to be among the most widely consumed beverages in the world. It has effects on health via coffee compounds which are caffeine, diterpene alcohols and chlorogenic acid. Although concerns about potential health risks of coffee and caffeine consumption raised by epidemiological research in the past, most recently coffee consumption...
Article
Full-text available
A long-term hypermetabolic response develope in proportion to the size of the damage in burn patients. Increased metabolic rate and a high energy consumption can result in weight loss, immune dysfunction, visceral organ dysfunction, delayed wound healing and death. High energy consumption significantly due to the basal/resting energy expenditure. T...
Article
Full-text available
Aim:Nutritional deficiencies and metabolic syndrome (MS) is challenge in chronic kidney disease patients with peritoneal dialysis(PD). This study was planned in order to assess the nutritional status and metabolic syndrome in PD patients. Methods:This study was performed on clinically stable patients that were undergoing PD therapy. Energy and nutr...