Static anthropometric characteristics of students age range six-11 in Mazandaran province/Iran and school furniture design based on ergonomics principles

1997 ◽  
Vol 28 (2) ◽  
pp. 145-147 ◽  
Author(s):  
M.A. Mououdi ◽  
A.R. Choobineh
2019 ◽  
Vol 29 (Supplement_4) ◽  
Author(s):  
H Ben Ayed ◽  
J Jedidi ◽  
F Cheikhrouhou ◽  
A Ayadi ◽  
S Yaich ◽  
...  

Abstract Background Recent evidence showed that low back pain (LBP) is frequent among youth. Individual etiologic factors are most often associated with musculoskeletal overuse and altered postural control. This study aimed to evaluate the association between school furniture design and LBP in school-adolescents. Methods A cross-sectional study was conducted using a self-reported questionnaire distributed to school-adolescents aged 12-18 years, in Southern Tunisia, 2018. We performed a stratified three-step sample to obtain a representative sample of 1400 subjects. Results The response rate was 87.2% (1221 students). The mean schoolbag weight was 3±1.3 kg. The schoolbag to body weight ratio was 0.05±0.03. The main method of carrying a schoolbag was on both shoulders (57.2%). During the last 3 months, LBP was reported in 391 cases (32%). Multivariate analysis using logistic regression showed that high-school grade was independently associated with LBP (Adjusted Odds Ratio (AOR)=2.7;95% CI = [1.9-3.7];p<0.001). Classroom furniture and layout design independently associated with LBP included too low seat backrest (AOR=1.4;95% CI = [1.12-1.87];p=0.005), too far seat to black(board) distance (AOR=1.5;95% CI = [1.1-2.2];p=0.041), schoolbag to body weight ratio ≥10% (AOR=1.7;95% CI = [1.2-2.4]; p = 0.002) and carrying schoolbag for 30-60 minutes (AOR=1.48;95% CI = [1.1-2.1]; p = 0.029). Otherwise, carrying school bag by hand (AOR=0.25; 95% CI = [0.07-0.89]; p = 0.033) was found to be independently associated with lower prevalence of LBP complaints. Conclusions Current design of school furniture is not compatible with the adequate purposed dimensions in students. It increased substantially the risk of LBP, which emphasizes the need for multi-disciplinary approach involving teachers, policy makers and health care professionals. Key messages School related LBP may threaten the physical performance and the social life of adolescents. Revising school environments and radical ergonomic interventions are mandatory.


Author(s):  
Martin Zach ◽  
Pavel Vyleťal

The paper presents results of research conducted under the support of the IGA LDF MENDELU project, id. No. 32/2010 (Anthropometry in Disabled Children in Relation to Furniture) and the NIS MPO ČR FR-TI1/050 project (Information System for the Support of Research, Development, Innovation and Furniture Quality). It gives an account of theoretical and methodological foundations, introduces the project’s research objectives. Its major objective is to familiarise professional public with the results of the conducted research the focus of which was to determine requirements for furniture designated for children with mobility restrictions. The defined requirements then constitute the grounds of school furniture assessment methodology. These requirements are divided into three levels that are somehow interconnected. Application of the methodology as a whole is highly wide and can be directed at all educational institutions in the Czech Republic with the pupils from the target group. The evaluation outcome is a report of each evaluated product. The questions raised also belong to a broader context of the issue at hand, related to the project of protection and safety standards establishment in relation to health status of children and youth, in the context of the “Long-term programme of the improvement of health status of the Czech Republic population – Health for everybody in the 21st century” paper, objective 4: HEALTH OF YOUTH – TO BUILD CONDITIONS FOR YOUNG PEOPLE TO BECOME HEALTHIER AND APTER TO FULFILL THEIR ROLE IN THE SOCIETY BY 2020. It is recommended to make a proper definition of the dimensional characteristics of children and update their measurements for furniture design in the Czech Republic constantly (including revision of technical regulations and innovation dimensions in the literature). This can be considered as an opportunity to improve the health of future generations.


Author(s):  
Natalia Anaya Echeverría

The teaching-learning processes are carried out through established objectives for each grade level and these are achieved with didactic activities based on principles, educational concepts, and pedagogical contents. Activities that are divided into specific tasks that are performed with physical aids such as furniture and classroom generate diverse forms of work. Through observations it was detected that the current furniture did not respond to the pedagogical and didactic practices and there is no data indicating that it is designed according to the anthropometric variability of the students of the metropolitan area of Guadalajara according to the school grade taken by the student. Therefore, the authors sought to know the physical and functional characteristics required by school furniture to be a facilitator of pedagogical and didactic practices to make a proposal of a furniture design that meets both the pedagogical demands and the anthropometric variability of schoolchildren.


Author(s):  
Farhang Babamahmoodi ◽  
Fatemeh Ahangarkani ◽  
Fatemeh Bahrami Dounchali ◽  
Atabak Nikbakht

Background: Nematodes of Trichostrongylus genus are mainly parasites of herbivores, although human infections in sporadic form ‎ have been reported worldwide‎. Herein we reported an outbreak of trichostrongyliasis in Qaemshar city in Mazandaran province, north of Iran from May to June 2020.  Methods: The investigation was designed as a retrospective cross-sectional study on an outbreak occurred in Qaemshahr city in the north of Iran. The diagnosis of trichostrongyliasis cases was confirmed by hypereosinophilia and existence of Trichostrongylus ‎ eggs in the stool. Results: Trichostrongyliasis ‎ diagnosed in twelve patients. The age range of patients was ‎10-78 years old. 83.5% of the patients were female and ‎75% of them lived in the rural area.  ‎ The most common ‎‏ ‏signs and symptoms of patients were abdominal pain‎ 91.6%, diarrhea 83.3%, ‎vomiting 41.6%, nausea 50%, anemia ‎‎‎‎8.3% and chill ‎ ‎16.6% respectively. ‎ These patients undertook a course of treatment consisting of antihelminth ‎drug ‎for adult ‎and albendazole for children.‎ Symptoms of trichostrongyliasis ‎ improved completely after therapy‎. Conclusions: Our study indicated that trichostrongyliasis may be a major parasitic aetiology for gastrointestinal symptoms such as abdominal pain among rural residents in endemic areas with outbreak presentations.


2020 ◽  
Vol 71 (1) ◽  
pp. 88-99
Author(s):  
Aldina Alibegović ◽  
Amra Mačak Hadžiomerović ◽  
Adisa Pašalić ◽  
Danijela Domljan

Physical and psychological disorders in school-age children, as a consequence of prolonged sitting in class, denote one of the alarming issues of the today’s civilization. Scientific and professional literature pays great attention to the causes and phenomena of postural disorders caused by prolonged sitting, such as musculoskeletal disorders and back pain (MSD/BP). This phenomenon in children is increasingly correlated with school furniture design. School furniture, especially the chair and desk, are one of the most important factors to achieve the right body posture of pupils during school education. Despite this, not much attention is paid to the ergonomic requirements in furniture design, which are a prerequisite for good health, motivation improvement and learning of students. The objective of this paper is to show the impact of unmatched school furniture on the development of health problems and poor pupils’ posture through a review of scientific literature and previous studies concerning the issue. The results include a comparison of ten papers published in the period from 2004 to 2017 in Finland, Greece, Croatia, Slovenia, Nigeria, Brazil, Iran, Belgium, United Kingdom and India. Various databases have been used, including Pub Med, Google Scholar, Medline, Hrčak, Dabar, Science Direct and Science Citation Index. By reviewing the previous research of the selected authors dealing with sitting posture in school, an insight was gained into the effect of inadequate body postures on pupils’ health that could be used as guidance for new school furniture design.


2014 ◽  
Vol 12 (3) ◽  
pp. 336-347 ◽  
Author(s):  
S.O. Ismaila ◽  
O.G. Akanbi ◽  
C.N. Ngassa

Purpose – The purpose of this study was to obtain some anthropometric dimensions of students in secondary schools necessary for the design of school furniture and use them to establish the models that best determine the relationships among the anthropometric dimensions and standing height. Design/methodology/approach – A total of 480 students aged 10 to 18 years (n = 480, SD = ± 2.3 years) were randomly selected from eight public and eight private secondary schools in Ibadan, South West Nigeria. All the dimensions were subjected to curve estimation using Statistical Products and Services Solution 16.0 Statistical Package. The models with p < 0.005 and highest coefficient of determinations were selected as the best models to predict the relationships among the standing height and other variables. Findings – The study proposes 11 models using standing height to estimate necessary anthropometric dimensions for the design of school furniture. The results of the study show that all anthropometric dimensions correlate more non-linearly with standing height than linearly. Originality/value – The proposed models will have wide applications for the estimation of anthropometric data necessary for the design and construction of school furniture for use in secondary schools in South Western Nigeria.


Author(s):  
Alfonso Gutiérrez-Santiago ◽  
Iván Prieto-Lage ◽  
José María Cancela-Carral ◽  
Adrián Paramés-González

Background: Back pain is common in secondary school students. If we adjust the school furniture to the anthropometric characteristics of the pupils, we will improve their posture and reduce back pain. There is a high degree of mismatch between the furniture used by students and that which should be used. The objectives of this research are to discover the degree of mismatch and validate two instruments that allow a correct allocation of the furniture. Methods: The selected sample was 132 secondary students (14.08 ± 1.10 years). An anthropometer was used to determine the ideal height of the chair and table; data were taken from body segments. The recorded values were compared with those obtained by the two measurement instruments to be validated. Inter-measurer and intra-measurer reliability and validation were performed using t-tests and Pearson’s coefficient, respectively. Different analysis techniques were used: descriptive, one-way ANOVA, t-test, and effect size. The established level of significance was ρ < 0.05. Results: The mismatch between the anthropometric dimensions of the students and the existing furniture in the classrooms was 98.5 % for the chairs and 100 % for the tables. The correlational analysis of the instruments to be validated shows an r = 0.993 in the chair and r = 0.996 in the table. Conclusions: There is a high degree of mismatch between the furniture and the anthropometric characteristics of the students. The proposed furniture allocation instruments are adequate.


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