Nutritional Requirements

营养要求
  • 文章类型: Journal Article
    为了减少微量营养素缺乏,塞内加尔要求用维生素A和小麦粉加铁和叶酸强化精制油。扩大塞内加尔的大规模食品强化计划,包括强化肉汤,可以帮助填补膳食微量营养素需求方面的剩余缺口。使用2018年至2019年收集的7天家庭食物消费数据,我们评估了维生素A强化肉汤(40-250μg/g肉汤)的潜在贡献。叶酸(20-120μg/g),维生素B12(0.2-2μg/g),铁(0.6-5毫克/克),和锌(0.6-5mg/g),以满足育龄妇女(WRA;15-49岁)和儿童(6-59个月大)的微量营养素需求。大多数家庭(90%)报告说吃肉汤,包括贫困家庭和农村家庭。在建模的防御工事级别,肉汤强化将全国维生素A不足的患病率降低了20个百分点(pp),叶酸34页(WRA)和20页(儿童),维生素B12为20页,锌为38页(WRA)和30页(儿童),和~8页的铁。预计穷人和农村人口的不足减少通常更大,特别是维生素A和B12。我们的模型表明,肉汤强化有可能大大减少多种微量营养素的饮食不足,也可能有助于解决塞内加尔饮食微量营养素不足的不平等问题。
    To reduce micronutrient deficiencies, Senegal mandates the fortification of refined oil with vitamin A and wheat flour with iron and folic acid. Expanding Senegal\'s large-scale food fortification programs to include fortified bouillon could help fill the remaining gaps in dietary micronutrient requirements. Using 7-day household food consumption data collected between 2018 and 2019, we assessed the potential contributions of bouillon fortified with vitamin A (40-250 μg/g bouillon), folic acid (20-120 μg/g), vitamin B12 (0.2-2 μg/g), iron (0.6-5 mg/g), and zinc (0.6-5 mg/g) for meeting micronutrient requirements of women of reproductive age (WRA; 15-49 years old) and children (6-59 months old). Most households (90%) reported consuming bouillon, including poor and rural households. At modeled fortification levels, bouillon fortification reduced the national prevalence of inadequacy by up to ∼20 percentage points (pp) for vitamin A, 34 pp (WRA) and 20 pp (children) for folate, 20 pp for vitamin B12, 38 pp (WRA) and 30 pp (children) for zinc, and ∼8 pp for iron. Predicted reductions in inadequacy were generally larger among poor and rural populations, especially for vitamins A and B12. Our modeling suggests that bouillon fortification has the potential to substantially reduce dietary inadequacy of multiple micronutrients and could also help address inequities in dietary micronutrient inadequacies in Senegal.
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  • 文章类型: Journal Article
    美式足球运动员遵循传统建议消耗大量动物来源的蛋白质,以最大限度地提高肌肉发育和运动表现。这与饮食指南相反,建议减少肉类摄入量和增加植物性食物的消费,以促进健康和降低慢性病的风险。尚未研究完全基于植物的饮食满足美式足球运动员营养需求的能力。这项建模研究将饮食数据从一个大的队列中进行缩放,这些数据遵循完全基于植物的饮食,以满足职业美式足球运动员的能量需求,以确定蛋白质是否,亮氨酸,和微量营养素需求的身体表现和健康得到满足。坎宁安方程用于估计卡路里需求。然后将来自复临安息日会健康研究2的营养素摄入量缩放到该卡路里水平。蛋白质值范围为1.6-2.2克/千克/天,亮氨酸值范围为3.8-4.1克/餐,每天四餐,因此,达到并超过理论上最大化肌肉质量的水平,肌肉力量,和肌肉蛋白质合成,分别。以植物为基础的饮食规模,以满足职业美式足球运动员的能源需求满足蛋白质,亮氨酸,以及肌肉发育和运动表现所需的微量营养素。这些发现表明,完全基于植物的饮食可以弥合美式足球运动员预防慢性病的饮食建议与运动表现之间的差距。
    American football players consume large quantities of animal-sourced protein in adherence with traditional recommendations to maximize muscle development and athletic performance. This contrasts with dietary guidelines, which recommend reducing meat intake and increasing consumption of plant-based foods to promote health and reduce the risk of chronic disease. The capacity of completely plant-based diets to meet the nutritional needs of American football players has not been studied. This modeling study scaled dietary data from a large cohort following completely plant-based diets to meet the energy requirements of professional American football players to determine whether protein, leucine, and micronutrient needs for physical performance and health were met. The Cunningham equation was used to estimate calorie requirements. Nutrient intakes from the Adventist Health Study 2 were then scaled to this calorie level. Protein values ranged from 1.6-2.2 g/kg/day and leucine values ranged from 3.8-4.1 g/meal at each of four daily meals, therefore meeting and exceeding levels theorized to maximize muscle mass, muscle strength, and muscle protein synthesis, respectively. Plant-based diets scaled to meet the energy needs of professional American football players satisfied protein, leucine, and micronutrient requirements for muscle development and athletic performance. These findings suggest that completely plant-based diets could bridge the gap between dietary recommendations for chronic disease prevention and athletic performance in American football players.
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  • 文章类型: Journal Article
    背景:肺运动康复的有限益处与满足能量和蛋白质需求有关。
    目的:目的是提高膳食摄入量,以满足肺康复计划后的需求并保持变化。
    方法:这项单臂干预研究包括对营养的多学科关注和在五个城市中心进行为期10周的肺运动康复期间进行的三次个人饮食咨询。数据在基线(P0)收集,在干预结束时(P1)和两个城市在干预后三个月(P2)。
    结果:在111名参与者中,(平均年龄70.8(±9))99(89%)完成了康复,包括三个单独的饮食咨询。发现包括体重指数和运动能力在内的身体成分差异很大。蛋白质摄入量从64(±22g)(P0)提高到88(±25g)(P1)(p<0.001),能量摄入量从1676(±505kcal)(P0)提高到1941(±553kcal)(p<0.001)(P1),肌肉质量指数从10.6(±3.2)(P0)提高到10.9(±3.2)(P1)(p=1)的重复次数(六分钟步行试验中的距离从377.2(±131.2m)(P0)提高到404.1(±128.6m)(P1)(p<0.001)。两个城市完成了为期三个月的后续行动。对于那些,饮食改善保持稳定,包括蛋白质的摄入。
    结论:在多专业的努力中包括三次饮食咨询与改善个性化饮食摄入有关,以及身体功能。三个月后,福利几乎保持不变。功能的改进不能完全用改进的摄入量来解释。
    BACKGROUND: Limited benefit of pulmonary exercise rehabilitation has been associated with fulfilment of energy and protein requirements.
    OBJECTIVE: The aim was to enhance dietary intake towards requirements and to maintain changes after a pulmonary rehabilitation program.
    METHODS: This single arm intervention study included multidisciplinary focus on nutrition and three sessions of individual dietary counselling during a 10-week pulmonary exercise rehabilitation in five municipalities centers. Data were collected at baseline (P0), at the end of intervention (P1) and for two municipalities at three months post intervention (P2).
    RESULTS: Of the 111 included participants, (mean age 70.8 (±9)) 99 (89%) completed the rehabilitation including the three individual dietary counselling\'s. A very large variation in body composition including body mass index and exercise abilities was found. Protein intake improved from 64 (±22 g) (P0) to 88 (±25 g) (P1) (p < 0.001) and energy intake from 1676 (±505 kcal) (P0) to 1941 (±553 kcal) (p < 0.001) (P1) and Muscle Mass Index increased from 10.6 (±3.2) (P0) to 10.9 (±3.2) (P1) (p = 0.007); number of 30 s chair stand test improved from 10.9 (±2.8) repetitions (P0) to 14.1 (±4.3) repetitions (P1) (p < 0.001), distance in six-minut walking test improved from 377.2 (±131.2 m) (P0) to 404.1 (±128.6 m) (P1) (p < 0.001). Two municipalities completed the three months follow-up. For those, dietary improvements remained stable, including protein intake.
    CONCLUSIONS: Including three sessions of dietary counselling in a multi-professional effort was associated with improved individualized dietary intake, as well as physical function. Benefits remained almost unchanged after three months. Improvements in function could not be fully explained by improved intakes.
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  • 文章类型: Journal Article
    尽管营养治疗是重症患者多学科护理的既定支柱,在严重的COVID-19中,人们对这个问题有很多担忧。这个观测,回顾性,多中心研究旨在分析波兰选定的重症监护病房(ICU)中的营养治疗方法。
    在入住ICU的第八天,对5个单位因呼吸衰竭住院的129名患者的病历进行了营养管理分析。哈里斯-本尼迪克特方程(HB),MifflinSt.Jeor方程(MsJ)和ESPEN公式(20kcalkg-1体重)用于估计每位患者的能量目标,和两个ESPEN公式确定了蛋白质目标(1gkg-1体重和1.3gkg-1体重)。
    对129名受试者进行了营养治疗评估。满足考虑到HB的热量要求,MSJ和ESPEN配方为66%,66.7%和62.5%,分别。两个临床中心设法提供70%或更多的每日热量需求。根据ESPEN公式,蛋白质目标的实现是70%;然而,其中一个调查单位提供的蛋白质需求的中位数为157%。营养管理在优选的营养施用途径中有所不同。方法和营养供应等级均不影响ICU住院第8天的生化指标。
    注意到波兰ICU中危重COVID-19患者的营养治疗存在显着差异,这强调了就这一问题制定明确指导方针的重要性。
    UNASSIGNED: Although nutritional treatment is an established pillar of multidisciplinary care provided in critical illness, there are many concerns regarding this issue in severe COVID-19. This observational, retrospective, multicentre study aimed to analyse the approach to nutritional treatment among selected intensive care units (ICUs) in Poland.
    UNASSIGNED: The medical records of 129 patients hospitalized in five units due to respiratory failure following COVID-19 were analysed in terms of nutritional management on the eighth day of the ICU stay. The Harris-Benedict equation (HB), Mifflin St. Jeor equation (MsJ) and ESPEN formula (20 kcal kg -1 body weight) were used to estimate the energy target for each patient, and two ESPEN formulas determined the protein target (1 g kg -1 body weight and 1.3 g kg -1 body weight).
    UNASSIGNED: Evaluation of nutritional therapy was performed in 129 subjects. The fulfilment of caloric requirement considering the HB, MsJ and ESPEN formula was 66%, 66.7% and 62.5%, respectively. Two clinical centres managed to provide 70% or more of daily caloric requirements. According to the ESPEN formula, the implementation of the protein target was 70%; however, one of the investigated units provided a median of 157% of the protein demand. The nutritional management varied in the preferred route of nutrition administration. Neither method nor grade of nutrition supply influenced biochemical parameters on the 8th day of ICU stay.
    UNASSIGNED: Significant differences in nutritional treatment of critically ill COVID-19 patients in Polish ICUs were noted, which underlines the importance of setting up clear guidelines regarding this issue.
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  • 文章类型: Journal Article
    尽管人们对植物性饮食对健康和运动表现的认识日益提高,运动员被警告说,仔细的饮食监测是必要的。通常食用的植物性饮食是否在营养上足以满足最大的肌肉肥大仍然未知。这项建模研究评估了完全基于植物的饮食的营养成分,以适应成年男性健美运动员最大肌肉质量和力量发展的热量需求。为了模拟卡路里需求,健美运动员的人体测量数据被输入到Tinsley静息代谢率预测方程中,并应用了适当的体力活动因子和热量过剩。然后将来自完全基于植物的饮食的大型队列的饮食数据进行缩放以满足这些需求。感兴趣的营养素的模型摄入量计算为1.8g/kg/天的蛋白质和2.75g/餐的亮氨酸,这意味着超过了肌肉质量和力量以及肌肉蛋白质合成的最大增加的要求,分别。所有微量营养素的每日水平,除了维生素D,也超出了要求。饱和脂肪水平与饮食指南一致,尽管钠含量超过了推荐限值。消耗大部分普通植物性饮食,缩放以满足肌肉质量和力量最大积累的能量需求,满足蛋白质和亮氨酸的需求,而无需额外的计划。
    Despite increasing awareness of plant-based diets for health and athletic performance, athletes are cautioned that careful dietary monitoring is necessary. Whether commonly consumed plant-based diets are nutritionally adequate for maximal muscular hypertrophy remains unknown. This modeling study assessed the nutrient composition of completely plant-based diets scaled to the caloric demands of maximal muscle mass and strength development in adult male bodybuilders. To model calorie requirements, anthropometric data from bodybuilders were input into the Tinsley resting metabolic rate prediction equation, and an appropriate physical activity factor and calorie surplus were applied. Dietary data from a large cohort following completely plant-based diets were then scaled to meet these needs. Modeled intakes for nutrients of interest were calculated as 1.8 g/kg/day of protein and 2.75 g/meal of leucine, which surpass mean requirements for maximal increases in muscle mass and strength and muscle protein synthesis, respectively. Daily levels for all micronutrients, except vitamin D, also exceeded requirements. Saturated fat levels were aligned with dietary guidelines, although sodium levels exceeded recommended limits. Consumption of larger portions of commonplace plant-based diets, scaled to meet the energy demands of maximal accrual of muscle mass and strength, satisfied protein and leucine requirements without the need for additional planning.
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  • 文章类型: Journal Article
    目的:个体化营养治疗和确定某些患者群体是否从特定干预措施如口服营养补充剂(ONS)中获益是很重要的。这项研究调查了握力弱(HGS)的患者是否从药物通过营养补充计划(MEDTass)模式中的ONS管理中受益更好,这些患者在整个住院期间对能量和蛋白质需求的个人覆盖。
    方法:对MEDPass随机对照试验的意向治疗数据集进行二次分析。弱HGS定义为男性<27公斤,女性<16公斤。使用针对ONS的分层因素能量密度和营养风险筛查2002评分进行调整的线性混合效应模型来解决研究的目的。
    结果:我们包括188名参与者。根据ONS给药模式,HGS弱或正常患者的能量和蛋白质覆盖率没有差异(P=0.084,P=0.108)。弱HGS和MEDPass给药模式的患者往往具有最低的能量和蛋白质覆盖率(估计平均值,77.2%;95%置信区间[CI],69.3%-85%和估计平均值,95.1%;95%CI,85.3%-105%,分别)。弱HGS和常规ONS给药的患者具有最高的能量和蛋白质覆盖率(估计平均值,90%;95%CI,82.8%-97.2%,估计平均值,110.2%;95%CI,101.3%-119%,分别)。
    结论:没有关于ONS给药方式(取决于HGS)的明确建议。在临床实践中,应监测HGS弱患者的食欲和饱腹感,ONS的给药方式应作相应调整。
    OBJECTIVE: It is important to individualize nutrition therapy and to identify whether certain patient groups benefit from a specific intervention such as oral nutritional supplements (ONS). This study investigated whether patients with weak handgrip strength (HGS) benefit better from ONS administration in the Medication Pass Nutritional Supplement Program (MEDPass) mode regarding the individual coverage of energy and protein requirements throughout their hospitalization.
    METHODS: A secondary analysis of the intention-to-treat data set of the randomized controlled MEDPass trial was conducted. Weak HGS was defined as <27 kg for men and <16 kg for women. Linear mixed-effect models adjusted for the stratification factors energy density of ONS and nutritional risk screening 2002 score were used to address the aim of the study.
    RESULTS: We included 188 participants. Energy and protein coverage did not differ between the patients with weak or normal HGS depending on ONS administration mode (P = 0.084, P = 0.108). Patients with weak HGS and MEDPass administration mode tended to have the lowest energy and protein coverage (estimated mean, 77.2%; 95% confidence interval [CI], 69.3%-85% and estimated mean, 95.1%; 95% CI, 85.3%-105%, respectively). Patients with weak HGS and conventional ONS administration had the highest energy and protein coverage (estimated mean, 90%; 95% CI, 82.8%-97.2% and estimated mean, 110.2%; 95% CI, 101.3%-119%, respectively).
    CONCLUSIONS: No clear recommendations regarding the mode of ONS administration depending on HGS can be made. In clinical practice, appetite and satiety in patients with weak HGS should be monitored, and the ONS administration mode should be adjusted accordingly.
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  • 文章类型: Journal Article
    评估饮食不足有助于了解一个国家的营养脆弱性。这项研究旨在调查巴西成年人口的营养素摄入量和微量营养素不足,对不同年龄的亚组感兴趣。我们进行了一项横断面研究,对1812名年龄在19至65岁之间的人进行了一项基于人群的研究,并以巴西成年人为代表样本。通过两次24小时食物召回来评估饮食摄入量,并使用饮食参考摄入量目标估计摄入不足的概率。充足的常量营养素摄入量超过99%的蛋白质,碳水化合物占84.7%,总脂肪为80.7%。维生素D和E不足的可能性很高(超过90%),但是两性之间的维生素D不足非常相似。相比之下,维生素E更有可能在女性中摄入不足.在人群中发现钙和镁不足的可能性很高(超过85%),无论年龄组。除了铁,其他矿物质不足的可能性随着年龄的增长而增加。结果显示营养不足的相关比例,风险最大的是女性和老年人,帮助更好地确定和监测解决人口营养问题的公共卫生政策。
    Assessing dietary inadequacies can contribute to understanding the nutritional vulnerabilities of a country. This study aimed to investigate nutrient intakes and micronutrient inadequacies in the Brazilian adult population, with an interest in different age subgroups. We conducted a cross-sectional study with 1812 individuals aged 19 to 65 years from a population-based study with a representative sample of Brazilian adults. Dietary intake was assessed by two 24 h food recalls, and the probabilities of inadequate intake were estimated using the Dietary Reference Intake targets. Adequate macronutrient intake was over 99% for proteins, 84.7% for carbohydrates, and 80.7% for total fats. There was a high probability of inadequacy (above 90%) for vitamins D and E, but vitamin D inadequacy was very similar between the sexes. In contrast, vitamin E was more likely to be inadequately consumed among women. A high probability of inadequacies (above 85%) of calcium and magnesium were found in the population, regardless of age group. Except for iron, the probability of an inadequacy of other minerals increased with age. The results showed a relevant proportion of nutrient inadequacies, with those most at risk being women and older individuals, helping with the better targeting and monitoring of public-health policies that address nutritional problems in the population.
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  • 文章类型: English Abstract
    背景:该研究的目的是评估在接受造血干细胞移植(HSCT)的患者中,个性化饮食适应以达到营养需求的功效。
    方法:一项对接受HSCT的患者进行营养干预的初步研究。入院前24小时和出院前每48-72小时进行一次营养评估,或者移植后+40天,使饮食适应。
    结果:招募了25名患者。根据必须,92.0%(n=23)在初次就诊时营养良好,损失2.1(3.8)kg,BMI为26.4kg/m2(4.2)。在HSCT之前,摄入量已经减少了15.4(23.5)%,体重减少了0.2(3.2)kg;在HSCT之后,体重减轻3.4(5.0)kg,摄取量减少6.5(30.4)%.主要症状为黏膜炎(60%),恶心(60%),腹泻(44%)。100%的患者适应了饮食,52%的人接受了口服营养支持(ONS)(n=13);肠内营养(EN)和肠外营养(PN)仅使用一次。
    结论:接受HSCT的患者入院时营养状况正常,但在移植和预处理期间恶化。饮食干预是维持口服摄入和降低营养不良风险的关键。
    UNASSIGNED: Introduction: the objective of the study was to assess the efficacy of an individualized dietary adaptation to achieve nutritional requirements in patients undergoing hematopoietic stem cell transplantation (HSCT). Methodology: a pilot study of a nutritional intervention in patients undergoing HSCT. A nutritional assessment was performed the first 24 hours of admission and every 48-72 hours until discharge, or + 40 days after the transplant, making dietary adaptations. Results: 25 patients were recruited. According to MUST, 92.0 % (n = 23) were well nourished at the initial visit, with a loss of 2.1 (3.8) kg and a BMI of 26.4 kg/m2 (4.2). Before HSCT, there was already a decrease in intake of 15.4 (23.5) % and in body weight of 0.2 (3.2) kg; after the HSCT, the weight loss was 3.4 (5.0) kg and the decrease in intake was 6.5 (30.4) %. The predominant symptoms were mucositis (60 %), nausea (60 %), and diarrhea (44 %). The diet was adapted in 100 % of the patients, 52 % received oral nutritional support (ONS) (n = 13); enteral nutrition (EN) and parenteral nutrition (PN) were used only once. Conclusion: the nutritional status of patients undergoing HSCT is normal on admission but deteriorates during transplantation and prior conditioning. Dietary intervention is key to maintaining oral intake and reducing the risk of malnutrition.
    UNASSIGNED: Introducción: el objetivo del estudio fue valorar la eficacia de una adaptación dietética individualizada para conseguir los requerimientos nutricionales en pacientes sometidos a trasplante de precursores hematopoyéticos (TPH). Metodología: estudio piloto de intervención nutricional con pacientes sometidos a TPH. Se realizó una valoración nutricional en las primeras 24 horas de ingreso y cada 48 a 72 horas hasta el alta, o + 40 días del trasplante, realizando adaptaciones dietéticas. Resultados: se reclutaron 25 pacientes. Según el MUST, el 92,0 % (n = 23) se encontraban bien nutridos en la visita inicial, con una pérdida de 2,1 (3,8) kg y un IMC de 26,4 kg/m2 (4,2). Antes del TPH ya hubo una disminución de la ingesta del 15,4 (23,5) % y del peso corporal de 0,2 (3,2) kg; tras el TPH, la pérdida de peso fue de 3,4 (5,0) kg y la disminución de la ingesta del 6,5 (30,4) %. Los síntomas predominantes fueron mucositis (60 %), náuseas (60 %) y diarrea (44 %). Se adaptó la dieta en el 100 % de los pacientes y el 52 % recibieron soporte nutricional oral (SNO) (n = 13), mientras que la nutrición enteral (NE) y la nutrición parenteral (NP) se utilizaron solo 1 vez. Conclusión: el estado nutricional de los pacientes sometidos a TPH es normal al ingreso pero se deteriora durante la realización del trasplante y su acondicionamiento previo. La intervención dietética es clave para mantener la ingesta oral y disminuir el riesgo de desnutrición.
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  • 文章类型: Journal Article
    背景:轻度烧伤可能与中度代谢亢进有关。在这项研究中,主要结局是通过间接量热法测定轻度烧伤患者的能量消耗(mEE).我们还将mEE与预测值和实际能量摄入量进行了比较。
    方法:纳入仅在门诊治疗的轻度烧伤成人。受伤后的一周内,营养师进行了间接量热法(树冠模式下的Q-NRG),根据哈里斯-本尼迪克特(HB)和亨利公式计算估计的能量消耗(EEE),并使用食物回忆评估每日能量摄入量。
    结果:受伤后4(2-6)天,包括49名患者(男性占59.2%;中位年龄:35[四分位距:29-46.5]岁;体重指数[BMI]:26.2[22.3-29.6]kg/m2;烧伤表面积[BSA]:1.5%[1%-2%])。禁食>10h的患者的mEE为1863(1568-2199)kcal或25(22.4-28.5)kcal/kg和1838(1686-2026)kcal或26.1(23.7-27.7)kcal/kg。(P=0.991或P=0.805)。使用HB和亨利公式,总mEE占总eEE的104%(95%-116%)和108%(99%-122%),分别,饮食诱导的产热和身体活动水平。代谢亢进(即,在21/49(42.9%)的患者中观察到静息时的耗氧量≥3.5ml/kg/min)。能量摄入量相当于总mEE的71%(60%-86%)。
    结论:对轻度烧伤的成年人进行间接量热法发现,≥40%的受试成年人表现出代谢亢进,他们的mEE未被能量摄入所覆盖。
    BACKGROUND: Minor burns could be associated with moderate hypermetabolism. In this study, the primary outcome was measured energy expenditure (mEE) determined by indirect calorimetry in patients with minor burns. We also compared mEE with predictive values and actual energy intakes.
    METHODS: Adults with minor burns exclusively treated on an outpatient basis were included. During the week following injury, a dietitian performed indirect calorimetry (Q-NRG in canopy mode), calculated the estimated energy expenditure (eEE) based on the Harris-Benedict (HB) and Henry formulas, and evaluated daily energy intakes using a food anamnesis.
    RESULTS: Forty-nine patients (59.2% male; median age: 35 [interquartile range: 29-46.5] years; body mass index [BMI]: 26.2 [22.3-29.6] kg/m2; burn surface area [BSA]: 1.5% [1%-2%]) were included 4 (2-6) days after injury. The mEE was 1863 (1568-2199) kcal or 25 (22.4-28.5) kcal/kg and 1838 (1686-2026) kcal or 26.1 (23.7-27.7) kcal/kg in patients who were respectively fasting for >10 h or not (P = 0.991 or P = 0.805). The total mEE was 104% (95%-116%) and 108% (99%-122%) of the total eEE using the HB and Henry formulas, respectively, with diet-induced thermogenesis and physical activity level. Hypermetabolism (ie, oxygen consumption at rest ≥3.5 ml/kg/min) was observed in 21/49 (42.9%) patients. Energy intakes corresponded to 71% (60%-86%) of the total mEE.
    CONCLUSIONS: Performing indirect calorimetry in adults with minor burns revealed that ≥40% of the tested adults presented a hypermetabolism and that their mEE was not covered by their energy intakes.
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  • 文章类型: Journal Article
    目的:营养对于危重创伤患者至关重要。然而,足够的供应很难实现,因为热量需求是未知的。这项研究调查了随着时间的推移对热量的需求,基于间接量热法,在危重创伤患者中。
    方法:在三级创伤中心进行回顾性队列研究,包括2012-2019年接受间接热量测定的危重创伤患者。在重症监护病房停留28天期间,热量需求被评估为静息能量消耗(REE),并在患者聚类线性回归分析中进行分析。
    结果:共纳入129例患者。每天的REE中位数为2376千卡。热量摄入在任何时候都不符合REE,平均每日赤字为1167千卡。在单变量分析中,随着时间的推移,ISS与REE没有显着相关(RC0.03,p=0.600)。多变量分析显示,随着时间的推移,稀土元素显著增加(RC0.62,p<0.001),随后减少(RC-0.03,p<0.001)。年龄<65岁(RC2.07,p=0.018),男性(RC4.38,p<0.001),BMI≥35kg/m2(RC6.94,p<0.001)被确定为随时间增加REE的独立预测因子。随着时间的推移,严重的头部创伤与较低的REE相关(RC-2.10,p=0.030)。
    结论:在危重创伤患者中,热量需求显着增加,随后随着时间的推移而减少。年龄更小,男性和较高的BMI被确定为较高热量需求的独立预测因素,而随着时间的推移,严重的头部创伤与较低的热量需求相关。这些结果支持IC的使用,并将有助于调整重症创伤患者的营养支持。
    OBJECTIVE: Nutrition is of paramount importance in critically ill trauma patients. However, adequate supply is difficult to achieve, as caloric requirements are unknown. This study investigated caloric requirements over time, based on indirect calorimetry, in critically ill trauma patients.
    METHODS: Retrospective cohort study at a tertiary trauma center including critically ill trauma patients who underwent indirect calorimetry 2012-2019. Caloric requirements were assessed as resting energy expenditure (REE) during the intensive care unit stay up to 28 days and analyzed in patient-clustered linear regression analysis.
    RESULTS: A total of 129 patients were included. Median REE per day was 2376 kcal. The caloric intake did not meet REE at any time with a median daily deficit of 1167 kcal. In univariable analysis, ISS was not significantly associated with REE over time (RC 0.03, p = 0.600). Multivariable analysis revealed a significant REE increase (RC 0.62, p < 0.001) and subsequent decrease (RC - 0.03, p < 0.001) over time. Age < 65 years (RC 2.07, p = 0.018), male sex (RC 4.38, p < 0.001), and BMI ≥ 35 kg/m2 (RC 6.94, p < 0.001) were identified as independent predictors for higher REE over time. Severe head trauma was associated with lower REE over time (RC - 2.10, p = 0.030).
    CONCLUSIONS: In critically ill trauma patients, caloric requirements significantly increased and subsequently decreased over time. Younger age, male sex and higher BMI were identified as independent predictors for higher caloric requirements, whereas severe head trauma was associated with lower caloric requirements over time. These results support the use of IC and will help to adjust nutritional support in critically ill trauma patients.
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