Anthropometric measurements

人体测量
  • 文章类型: Journal Article
    高收入到低收入国家的体力活动水平低,包括南非,构成心血管相关疾病的巨大风险。
    本研究旨在评估和比较儿童的体质状况。
    研究设置包括东开普省的农村和城市小学学习者,南非。
    采用了一项横断面研究,利用随机选择的9-14岁男孩和女孩样本。使用Euro-fit测试电池评估体能指标。使用一些参数测试来平均比较各种人体测量值和人口统计中的身体健康特征。
    样本由870名小学学习者组成。样品的平均体重和身高分别为39.29±10.34kg和144.06±10.81cm,分别,平均体重指数(BMI)为18.80±4.11kg/m2。结果表明,男孩的身体素质明显较高。仰卧起坐(p≤0.001)和VO2max(p≤0.001)随年龄显著增加,而农村学习者的所有身体素质指标均显着较高。
    农村学习者和男孩的身体素质通常比同龄人更好。在设计身体健康干预措施时应考虑性别和居住地的影响。
    这项研究增加了有关人口统计学因素对儿童身体素质影响的现有知识体系,据报道,男孩和农村学习者的身体比同龄人更健康。
    UNASSIGNED: Low levels of physical activity in high- to low-income countries, including South Africa, pose a great risk of cardiovascular-related diseases.
    UNASSIGNED: This study aimed to assess and compare the physical fitness profile among children.
    UNASSIGNED: The study setting comprised rural and urban primary school learners in the Eastern Cape province, South Africa.
    UNASSIGNED: A cross-sectional study was adopted utilising a randomly selected sample of boys and girls aged 9-14 years. Physical fitness measures were assessed using the Euro-fit test battery. Some parametric tests were used for mean comparisons of the various anthropometric measurements and physical fitness characteristics across demographics.
    UNASSIGNED: The sample consisted of 870 primary school learners. The average weight and height of the sample were 39.29 ± 10.34 kg and 144.06 ± 10.81 cm, respectively, with a mean body mass index (BMI) of 18.80 ± 4.11 kg/m2. The results showed that boys reported significantly high levels of physical fitness. Sit-ups (p ≤ 0.001) and VO2 max (p ≤ 0.001) significantly increase with age, while all the physical fitness measures were significantly higher among rural-based learners.
    UNASSIGNED: Rural-based learners and boys generally had better physical fitness performance than their peers. The effect of gender and place of residence should be considered when designing physical fitness interventions.
    UNASSIGNED: This study adds to the existing body of knowledge about the effect of demographic factors on the physical fitness profile of children, where boys and rural-based learners are reported to be more physically fit than their counterparts.
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  • 文章类型: Journal Article
    肌肉萎缩影响超过50%的慢性肾病(CKD)患者,并与发病率和死亡率增加有关。了解CKD肌肉萎缩的机制和寻找骨骼肌质量损失的具体决定因素是至关重要的。尤其是那些在日常医疗实践中可用的。本研究旨在评估阑尾骨骼肌质量(ASM)和人体测量学之间的关系,身体成分,营养,炎症,新陈代谢,非透析依赖性CKD男性的肾功能变量。
    共有85名CKD和eGFR低于60mL/min/1.73m2的男性纳入横断面研究:24名患者eGFR为59-45mL/min/1.73m2,32名患者eGFR为44-30mL/min/1.73m2,29名患者eGFR≤29mL/min/1.73m2。使用身体成分监测器(BCM)通过生物阻抗谱(BIS)估算ASM。要从BCM评估ASM,使用了Lin的算法。在人体测量参数中,高度,体重,测量体重指数(BMI)。血清实验室测量分为肾功能,营养,炎症,和代谢参数。
    ASM与人体测量和身体成分变量显着相关。根据人体测量参数,ASM与体重呈正相关,高度,和BMI(分别为p<0.001和r=0.913,p<0.001和r=0.560,p<0.001和r=0.737)。在身体成分变量中,ASM与瘦组织质量(LTM)显着相关(p<0.001,r=0.746),瘦组织指数(LTI)(p<0.001,r=0.609),脂肪量(p<0.001,r=0.489),脂肪组织指数(FTI)(p<0.001,r=0.358)。在ASM和肾脏之间没有发现其他有统计学意义的相关性,营养,新陈代谢,和炎症变量。
    在CKD阶段G3-G5未接受透析治疗的男性患者中,ASM与人体测量和身体成分参数(如体重)显着相关且呈正相关。高度,BMI,LTM,LTI,脂肪量,和FTI。我们没有观察到ASM和肾功能之间的这种关系,营养,新陈代谢,和炎症变量。
    UNASSIGNED: Muscle atrophy affects more than 50% of patients with chronic kidney disease (CKD) and is associated with increased morbidity and mortality. It is crucial to understand the mechanisms involved in the muscle atrophy in CKD and search for specific determinants of skeletal muscle mass loss, especially those which are available in everyday medical practice. This study aimed to evaluate the association between appendicular skeletal muscle mass (ASM) and anthropometric, body composition, nutritional, inflammatory, metabolic, and kidney function variables in non-dialysis-dependent CKD men.
    UNASSIGNED: A total of 85 men with CKD and eGFR lower than 60 mL/min/1.73 m2 were included in the cross-sectional study: 24 participants with eGFR 59-45 mL/min/1.73 m2, 32 individuals with eGFR 44-30 mL/min/1.73 m2, and 29 men with eGFR ≤29 mL/min/1.73 m2. ASM was estimated by bioimpedance spectroscopy (BIS) with the use of a Body Composition Monitor (BCM). To evaluate ASM from BCM, Lin\'s algorithm was used. Among anthropometric parameters, height, weight, and body mass index (BMI) were measured. Serum laboratory measurements were grouped into kidney function, nutritional, inflammatory, and metabolic parameters.
    UNASSIGNED: ASM was significantly associated with anthropometric and body composition variables. According to the anthropometric parameters, ASM correlated positively with weight, height, and BMI (p < 0.001 and r = 0.913, p < 0.001 and r = 0.560, and p < 0.001 and r = 0.737, respectively). Among body composition variables, ASM correlated significantly and positively with lean tissue mass (LTM) (p < 0.001, r = 0.746), lean tissue index (LTI) (p < 0.001, r = 0.609), fat mass (p < 0.001, r = 0.489), and fat tissue index (FTI) (p < 0.001, r = 0.358). No other statistically significant correlation was found between ASM and kidney, nutritional, metabolic, and inflammatory variables.
    UNASSIGNED: In male patients with CKD stages G3-G5 not treated with dialysis, ASM correlates significantly and positively with anthropometric and body composition parameters such as weight, height, BMI, LTM, LTI, fat mass, and FTI. We did not observe such relationship between ASM and kidney function, nutritional, metabolic, and inflammatory variables.
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  • 文章类型: Journal Article
    许多研究表明,符合人体工程学设计的家具可以提高生产率和幸福感。电脑已经成为学生学术生活的一部分,他们将在未来继续增长。我们提出了适合大学生的基于人体测量的家具尺寸,以提高计算机实验室的人体工程学。我们收集了380名参与者的数据,分析了11项人体测量,将它们与11个家具尺寸相关联。在不同的大学计算机实验室中发现并研究了两种类型的家具:(1)带有不可调节桌子的不可调节椅子和(2)带有不可调节桌子的可调节椅子。不匹配计算显示现有家具尺寸和人体测量之间存在显着差异,这表明11个现有家具尺寸中有7个需要改进。显著性水平为5%的单向ANOVA检验也显示了人体测量数据与现有家具尺寸之间的显着差异。确定所有11个维度以匹配学生的人体测量数据。Theproposeddimensionswerefoundtobemorecompatibleandshowedreducedmismatchpercentageforninefurnituredimensionsandnearlyzeromismatchforseatwidth,靠背高度,与现有家具尺寸相比,男性和女性的引擎盖下。座椅高度可调的家具组的建议尺寸显示,座椅高度和座椅至桌子间隙的匹配结果略有改善,与不可调节的家具组相比,显示零不匹配。表宽度和表深度尺寸根据Barnes和Squires'人体工学工作包络模型建议,考虑到手。键盘和鼠标的位置也根据工作范围建议。根据OSHA指南提出了监视器位置和视角。这项研究表明,建议的尺寸可以提高舒适度,降低学生肌肉骨骼疾病的风险。建议进一步研究在现实世界的计算机实验室环境中建议的尺寸的实施和长期影响。
    Many studies have shown that ergonomically designed furniture improves productivity and well-being. As computers have become a part of students\' academic lives, they will continue to grow in the future. We propose anthropometric-based furniture dimensions that are suitable for university students to improve computer laboratory ergonomics. We collected data from 380 participants and analyzed 11 anthropometric measurements, correlating them with 11 furniture dimensions. Two types of furniture were found and studied in different university computer laboratories: (1) a non-adjustable chair with a non-adjustable table and (2) an adjustable chair with a non-adjustable table. The mismatch calculation showed a significant difference between existing furniture dimensions and anthropometric measurements, indicating that 7 of the 11 existing furniture dimensions need improvement. The one-way ANOVA test with a significance level of 5% also showed a significant difference between the anthropometric data and existing furniture dimensions. All 11 dimensions were determined to match students\' anthropometric data. The proposed dimensions were found to be more compatible and showed reduced mismatch percentages for nine furniture dimensions and nearly zero mismatches for seat width, backrest height, and under the hood for both males and females compared to the existing furniture dimensions. The proposed dimensions of the furniture set with adjustable seat height showed slightly improved match results for seat height and seat-to-table clearance, which showed zero mismatches compared with the non-adjustable furniture set. The table width and table depth dimensions were suggested according to Barnes and Squires\' ergonomic work envelope model, considering hand reach. The positions of the keyboard and mouse are also suggested according to the work envelope. The monitor position and viewing angle were proposed according to OSHA guidelines. This study suggests that the proposed dimensions can improve comfort levels, reducing the risk of musculoskeletal disorders among students. Further studies on the implementation and long-term effects of the proposed dimensions in real-world computer laboratory settings are recommended.
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  • 文章类型: Journal Article
    本研究旨在调查绝经持续时间对代谢综合征(MetS)的危险因素和组成部分的影响。
    年龄在45至60岁之间的女性参与了这项研究。根据更年期的持续时间将参与者分为两组。绝经时间为1至≤5年的妇女构成第1组,而绝经时间为6-10年的妇女构成第2组。
    两组之间在与MetS相关的各种因素上观察到显着差异,包括人体测量,生化标志物,还有血压.锥度指数,体重与臀部的比例,腰围与身高比,内脏肥胖指数(VAI),绝经持续时间与MetS风险增加相关。我们的多变量逻辑回归模型显示,VAI升高的女性患MetS的风险增加了2.073倍(95%CI:1.73-2.48,p<0.001)。而绝经时间超过5年的女性发生MetS的风险增加6.44倍(95%CI:3.336-12.45,p<0.001)。
    发现绝经的持续时间与MetS的高风险有关。我们的研究结果强调了监测和管理更年期女性代谢健康的重要性。尤其是那些更年期持续时间延长的人。
    UNASSIGNED: This study was undertaken to investigate the impact of menopause duration on the risk factors and components of metabolic syndrome (MetS).
    UNASSIGNED: Women aged between 45 and 60 years participated in the study. Participants were split into two groups based on the duration of menopause. Women who had been menopausal for 1 to ≤5 years constituted Group 1, while women with 6-10 years of menopause duration formed Group 2.
    UNASSIGNED: Significant differences were observed between the two groups for various factors associated with MetS, including anthropometric measurements, biochemical markers, and blood pressure. The conicity index, weight-to-hip ratio, waist-to-height ratio, visceral adiposity index (VAI), and menopause duration were associated with increased risk of MetS. Our multivariate logistic regression model showed that women with elevated VAI had a 2.073-fold (95% CI: 1.73-2.48, p<0.001) increased risk of MetS, while women with menopause duration more than 5 years had a 6.44-fold (95% CI: 3.336-12.45, p<0.001) increased risk of MetS.
    UNASSIGNED: The duration of menopause was found to be linked to a higher risk of MetS. Our results emphasize the importance of monitoring and managing metabolic health in women during the menopausal period, particularly those with extended menopause duration.
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  • 文章类型: Journal Article
    有关于一般营养教育对饮食质量和人体测量的影响的研究,虽然研究表明可持续营养教育的有效性,这也解决了食物对环境的影响,是相当有限的。本研究旨在探讨可持续营养教育对饮食质量的影响,人体测量,以及饮食的碳足迹(CFP)和水足迹(WFP)。共有160名大学生接受了为期6周的1小时可持续营养教育。之前,在结束时,课程结束后两个月,获取24小时食物消耗记录以评估饮食质量以及CFP和WFP的饮食价值,评估地中海饮食(MedDiet)和健康饮食指数(HEI)-2020评分。研究结果表明,可持续营养教育使MedDiet得分提高了1.86分,HEI-2020得分提高了7.38分。这项教育计划还降低了体重,体重指数(BMI),脂肪量,和颈围。可持续发展教育对钙有积极影响,钾,和镁摄入量,对维生素B12和锌摄入量的负面影响,对总蛋白质摄入量没有影响。教育导致CFP减少了22%,粮食计划署减少了10%。
    There are studies on the effect of general nutrition education on diet quality and anthropometric measurements, while studies showing the effectiveness of sustainable nutrition education, which also addresses the effect of food on the environment, are quite limited. This study aimed to investigate the effects of sustainable nutrition education on diet quality, anthropometric measurements, and the carbon footprint (CFP) and water footprint (WFP) of diet. A total of 160 university students received 1 h of sustainable nutrition education for 6 weeks. Before, at the end of, and 2 months after the courses, 24 h food consumption records were taken to assess diet quality and CFP and WFP values of diet, and Mediterranean diet (MedDiet) and Healthy Eating Index (HEI)-2020 scores were evaluated. The results of the study showed that sustainable nutrition education increased MedDiet score by 1.86 points and HEI-2020 score by 7.38 points. This education program also decreased body weight, body mass index (BMI), fat mass, and neck circumference. Sustainability education has a positive impact on calcium, potassium, and magnesium intakes, a negative impact on vitamin B12 and zinc intakes, and no effect on total protein intake. Education resulted in a 22% reduction in CFP and a 10% reduction in WFP.
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  • 文章类型: Journal Article
    背景:本研究旨在评估1型糖尿病(T1DM)儿童和青少年的人体测量和青春期发育,并检测影响这些测量的危险因素及其与血糖控制的联系。
    方法:使用人体测量法对200名儿童和青少年进行了评估。身材矮小者使用胰岛素样生长因子1(IGF-1)进一步评估,骨龄,和甲状腺轮廓,而青春期延迟的患者则使用性激素和垂体促性腺激素测定进行评估。
    结果:我们发现我们的患者中有12.5%身材矮小(身高SDS<-2),其中72%的IGF-1小于-2SD。身材矮小的患者糖尿病发病年龄较早,糖尿病持续时间较长,HbA1C和尿白蛋白/肌酐比值高于正常身材(p<0.05)。此外,与青春期正常患者相比,青春期延迟患者的HbA1c和血脂异常较高(p<0.05).回归分析显示,与身材矮小相关的因素是;诊断时的年龄,HbA1C>8.2,白蛋白/肌酐比值>8(p<0.05)。
    结论:患有未控制的T1DM的儿童有身材矮小和青春期延迟的风险。糖尿病持续时间和控制似乎是身材矮小的独立危险因素。
    BACKGROUND: This study aimed to assess the anthropometric measures and pubertal growth of children and adolescents with Type 1 diabetes mellitus (T1DM) and to detect risk determinants affecting these measures and their link to glycemic control.
    METHODS: Two hundred children and adolescents were assessed using anthropometric measurements. Those with short stature were further evaluated using insulin-like growth factor 1 (IGF-1), bone age, and thyroid profile, while those with delayed puberty were evaluated using sex hormones and pituitary gonadotropins assay.
    RESULTS: We found that 12.5% of our patients were short (height SDS < -2) and IGF-1 was less than -2 SD in 72% of them. Patients with short stature had earlier age of onset of diabetes, longer duration of diabetes, higher HbA1C and urinary albumin/creatinine ratio compared to those with normal stature (p < 0.05). Additionally, patients with delayed puberty had higher HbA1c and dyslipidemia compared to those with normal puberty (p < 0.05). The regression analysis revealed that factors associated with short stature were; age at diagnosis, HbA1C > 8.2, and albumin/creatinine ratio > 8 (p < 0.05).
    CONCLUSIONS: Children with uncontrolled T1DM are at risk of short stature and delayed puberty. Diabetes duration and control seem to be independent risk factors for short stature.
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  • 文章类型: Journal Article
    UNASSIGNED: Clinical dietitians play a crucial role in the nutritional support of patients at risk of malnutrition in primary care settings. The study aimed to evaluate the effect of an individualized nutritional intervention on clinically relevant outcomes for patients with chronic disease at nutritional risk.
    UNASSIGNED: A longitudinal evaluation study was conducted in two Slovenian primary health centres. We used pre-test and post-test design. Patients with chronic disease were screened using the Malnutrition Universal Screening Tool and additional risk factors (≥70 years and BMI <22 kg/m2; lower food intake in the last five days). Patients at nutritional risk were referred to a clinical dietitian for individual nutritional intervention. The effect of the nutritional intervention was assessed six months after the patients\' first visit with a clinical dietitian.
    UNASSIGNED: The sample included 94 patients. Nutritional risk was reduced significantly in high-risk and moderate-risk patients. In a subgroup of patients with a MUST score ≥1 (77 patients), body weight, BMI, Fat-Free Mass Index (FFMI), energy intake, and protein intake increased significantly (p<0.001). At the same time, the phase angle significantly increased (p<0.001), but there were no statistically significant changes in the improvement of grip strength. In a subgroup of patients with MUST score 0 (17 patients), we observed an increase in their median daily energy intake (p<0.001) and median protein intake (p=0.003).
    UNASSIGNED: Nutritional intervention delivered by a clinical dietitian improved patients\' nutritional intake and nutritional and functional status.
    UNASSIGNED: Preveriti učinkovitost individualnih prehranskih ukrepov, ki jih v obravnavi prehransko ogroženih pacientov s kronično boleznijo, načrtuje in izvaja klinični dietetik ter se odražajo v spremembah prehranskega in funkcionalnega stanja pacientov.
    UNASSIGNED: Longitudinalno evalvacijsko raziskavo smo med majem 2020 in novembrom 2022 izvedli v dveh večjih slovenskih zdravstvenih domovih. Prehransko presejanje smo izvedli z uporabo univerzalnega orodja za prehransko presejanje Malnutrition Universal Screening Toll (MUST) in dodatnimi dejavniki tveganja (≥ 70 let in ITM < 22 kg/m2; manjši vnos hrane v zadnjih petih dneh). Prehransko ogrožene paciente smo napotili h kliničnemu dietetiku na individualno prehransko obravnavo. Skupino pacientov smo spremljali v dveh različnih časovnih točkah, uporabili smo dizajn pred postopkom/po postopku. Rezultate smo analizirali po šestih mesecih.
    UNASSIGNED: V vzorec smo vključili 94 bolnikov. Prehranska ogroženost se je pri pacientih z visokim in zmernim tveganjem po šestih mesecih znatno zmanjšala. V podskupini pacientov z oceno MUST ≥ 1 (77 pacientov) so se telesna masa, indeks telesne mase, indeks puste mase, količina zaužite energije in količina zaužitih beljakovin znatno povečali (p < 0,001). Medtem ko se je fazni kot pomembno povečal (p < 0,001), je moč prijema ostala relativno stabilna. V podskupini pacientov z oceno MUST = 0 (17 bolnikov), smo po šestih mesecih opazili porast povprečne količine zaužite energije (p < 0,001) in povprečno količino zaužitih beljakovin (p = 0,003).
    UNASSIGNED: Rezultati raziskave so dokazali, da lahko z individualno naravnavami prehranskimi ukrepi, ki jih izvaja klinični dietetik, pri prehransko ogroženih pacientih s kronično boleznijo pomembno izboljšamo prehransko in funkcionalno stanje ter zmanjšamo njihovo prehransko ogroženost.
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  • 文章类型: Journal Article
    这项研究的目的是检查饮食炎症指数(DII)评分与儿童饮食质量之间的相关性。这是由地中海饮食质量指数(KIDMED)衡量的,还有新恐惧症评分和人体测量。这项研究是在法马古斯塔的小学进行的,塞浦路斯。共有300名儿童(150名女孩,150个男孩)在第三名,4年级和5年级被纳入研究。测量食物消耗的频率以计算DII评分。此外,获得新恐惧症和KIDMED评分.KIDMED评分是一种流行的工具,主要用作评估儿童对地中海饮食的依从性的实用量表。此外,人体测量(体重,高度,腰围,颈围)被收集。最后,将DII分数与KIDMED分数进行比较,恐惧症得分,和人体测量。根据DII评分,发现人体测量值和体重指数(BMI)值存在显着差异(p<0.05)。与第2四分位数的儿童相比,第1四分位数的DII得分的儿童的人体测量结果显着不同,3rd,和第四四分位数(p<0.05)。正常体重儿童的DII评分高于肥胖儿童。患儿KIDMED评分与DII评分呈显著负相关(p<0.05)。此外,新恐惧症评分与DII评分之间呈显著正相关(p<0.05).此外,DII评分与饮食质量和人体测量值相关(p<0.05)。MD增强了饮食的抗炎特性;它清楚地表明了对饮食质量和人体测量的积极影响。此外,MD被认为可以降低早期DII评分的慢性疾病风险.
    The aim of this study was to examine the correlation between the Diet Inflammatory Index (DII) scores and dietary quality in children, which was measured by the Mediterranean Diet Quality Index (KIDMED), also neophobia scores and anthropometric measurements. This study was conducted in primary schools in Famagusta, Cyprus. A total of 300 children (150 girls, 150 boys) in the 3rd, 4th and 5th grade were included in the study. The frequency of food consumption was measured to calculate the DII scores. Moreover, neophobia and KIDMED scores were obtained. The KIDMED score is a popular tool that is mostly used as a practical scale to assess adherence to the Mediterranean diet among children. Additionally, anthropometric measurements (body weight, height, waist circumference, neck circumference) were collected. Finally, DII scores were compared with KIDMED scores, neophobia scores, and anthropometric measurements. Anthropometric measurements and body mass index (BMI) values were found to be significantly different (p < 0.05) based on the DII scores. Children with DII scores in the 1st quartile had significantly different anthropometric measurements compared to those who had scores in the 2nd, 3rd, and 4th quartiles (p < 0.05). The DII scores of normal-weight children were higher than those of obese children. A significant negative correlation was observed between KIDMED scores and DII scores of the children (p < 0.05). Furthermore, a significant positive correlation was observed between neophobia scores and DII scores (p < 0.05). Additionally, DII scores were correlated with dietary quality and anthropometric measurements (p < 0.05). The MD enhances the anti-inflammatory properties of the diet; it has clearly demonstrated positive effects on diet quality and anthropometric measurements. Furthermore, the MD is suggested to reduce the risk of chronic diseases as a result of improving DII scores at an early age.
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  • 文章类型: Journal Article
    UNASSIGNED: The foramen magnum, as an anatomical structure, holds clinical and functional significance due to its strategic location in the craniovertebral transition. A detailed understanding of its dimensions and shapes is crucial for better comprehension of related pathologies and for enhancing neurosurgical techniques within a specific population. The objective is to measure precise morphometric reference points of the foramen magnum in individuals of Peruvian ancestry, aiming to establish specific anatomical patterns and potential variations within this population.
    UNASSIGNED: The study was conducted on 17 unidentified skulls donated to the NeuroZone3D Research Center, utilizing an inelastic and soft measuring tape as the tool. Our report considered direct anthropometric measurement techniques with data collection performed by a single researcher.
    UNASSIGNED: Distinct morphometric characteristics were observed in the foramen magnum of the Peruvian population compared to other studies. The average measurements of the skull base revealed a foramen magnum with a mean length of 33.80 mm and a width of 28.70 mm, along with right condyles measuring 25 mm in length and 14.10 mm in width, and left condyles measuring 23.80 mm in length and 13.90 mm in width.
    UNASSIGNED: The morphometric analysis of the foramen magnum in the Peruvian population provides valuable insights into specific anatomical features within this ethnic group. These findings could have significant implications across various medical and surgical disciplines, from interpreting diagnostic images to designing more precise therapeutic interventions tailored to this population.
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  • 文章类型: Journal Article
    背景:人体测量在医学法律实践中起着至关重要的作用。事实上,在法医人类学测量的验尸调查中采用了几种扫描技术。本研究旨在评估精度,评分者间的可靠性,和测量各种身体部位的手持式扫描仪的精度。
    方法:三个独立的评估员使用配备LiDAR传感器和特定软件的iPadPro测量了七个纵向距离。将这些测量结果与操作者使用激光水平仪和计量棒(被认为是黄金标准)进行的手动测量结果进行统计学比较。
    结果:Friedman检验揭示了数字测量中最小的评分者内部变异性。评估者之间的变异性分析得出的ICC=1,表明三个独立评估者之间的一致性很高。此外,数字测量的准确性显示误差低于1.5%。
    结论:初步研究结果表明,LiDAR技术与Polycam应用程序(ver。3.2.11)以及随后使用MeshLab软件进行的数字测量(ver。2022.02)具有高精度,评分者间协议,和准确性。手持式扫描仪由于其简单性而在法医人类学中显示出潜力,负担能力,和便携性。然而,在现实条件下进行进一步的验证研究对于在医学法律环境中确定手持式扫描仪的可靠性和有效性至关重要.
    BACKGROUND: Anthropometric measurements play a crucial role in medico-legal practices. Actually, several scanning technologies are employed in post-mortem investigations for forensic anthropological measurements. This study aims to evaluate the precision, inter-rater reliability, and accuracy of a handheld scanner in measuring various body parts.
    METHODS: Three independent raters measured seven longitudinal distances using an iPad Pro equipped with a LiDAR sensor and specific software. These measurements were statistically compared to manual measurements conducted by an operator using a laser level and a meterstick (considered the gold standard).
    RESULTS: The Friedman test revealed minimal intra-rater variability in digital measurements. Inter-rater variability analysis yielded an ICC = 1, signifying high agreement among the three independent raters. Additionally, the accuracy of digital measurements displayed errors below 1.5%.
    CONCLUSIONS: Preliminary findings demonstrate that the pairing of LiDAR technology with the Polycam app (ver. 3.2.11) and subsequent digital measurements with the MeshLab software (ver. 2022.02) exhibits high precision, inter-rater agreement, and accuracy. Handheld scanners show potential in forensic anthropology due to their simplicity, affordability, and portability. However, further validation studies under real-world conditions are essential to establish the reliability and effectiveness of handheld scanners in medico-legal settings.
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