Displaying publications 21 - 40 of 732 in total

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  1. Ling MYJ, Lim KH, Hasani WSR, Rifin HM, Majid NLA, Lourdes TGR, et al.
    Tob Induc Dis, 2020;18:96.
    PMID: 33262682 DOI: 10.18332/tid/128622
    INTRODUCTION: Many studies have revealed that exposure to secondhand smoke (SHS) substantially increases the risk of smoking related diseases especially among the vulnerable groups, yet data on the location of SHS exposure among youth in Malaysia are still lacking. The study aims to describe the prevalence and factors associated with SHS exposure at home, outside the home, and inside the school among school-going adolescents in Malaysia.

    METHODS: We derived the data from the TECMA study, which used a cross-sectional study design and multi-stage sampling method to obtain a representative sample of school-going adolescents aged 11-19 years in Malaysia in 2016. Data were collected through a self-administered approach using a pre-validated standard questionnaire. Descriptive and multivariate analyses were used to analyze the data, and results are presented as adjusted odds ratio (AOR) with 95% confidence interval (95% CI).

    RESULTS: SHS exposure for the past seven days was higher outside the home (51.2%; 95% CI: 49.2-53.2) compared to at home (37.8%; 95% CI: 35.8-39.9) while 27.3% (95% CI: 25.1-29.5) of school-going adolescents reported exposure to SHS inside the school in the past one month. In the regression analyses, older adolescents, those of Malay and Bumiputra Sarawak ethnicities, adolescents from rural areas and current smokers had higher likelihood of exposure to SHS at home, outside home and inside the school. Our study also found that adolescents who were current smokers had higher odds of being exposed to SHS at home (AOR=2.87; 95% CI: 2.57-3.21), outside the home (AOR=3.46; 95% CI: 3.05-3.92) and in the school (AOR=2.25; 95% CI: 2.01-2.51).

    CONCLUSIONS: Health promotion measures should target parents/guardians and household members to reduce SHS exposure among adolescents. In addition, smoke-free regulation should be fully enforced in school. Furthermore, more public places should be designated non-smoking areas to reduce SHS exposure and denormalize smoking behavior.

    Matched MeSH terms: Schools
  2. Lim KH, Teh CH, Heng PP, Pan S, Ling MY, Yusoff MFM, et al.
    Tob Induc Dis, 2018;16:51.
    PMID: 31516448 DOI: 10.18332/tid/96297
    INTRODUCTION: Understanding how and where youth obtain tobacco products are major factors in the development of suitable intervention programs to reduce youth smoking. This study aimed to determine the source of cigarettes and the associated factors among Malaysian school adolescent smokers.

    METHODS: Our sample consisted of 1348 youth aged 10-17 years who were current smokers (having smoked at least once in the last 30 days). The source of cigarettes (commercial, over-the-counter purchases; or social, borrowing or obtaining from someone else) was the dependent variable, and multivariable logistic regression was employed to determine its association with independent variables (i.e. sociodemographics, smoking behavior, and knowledge of laws prohibiting sales of cigarettes to youth).

    RESULTS: Over half (54.3%) of current smokers obtained cigarettes from commercial sources, with a proportion nearly two times higher (84.2% vs 43.7%) among frequent smokers (i.e. those smoking more than 20 days per month) compared to less-frequent smokers, and among young males (56.5% vs 32.0%) compared young females. Multivariable logistic regression indicated that in urban areas, young females (AOR=12.5, 95% CI: 1.38-99.8) frequent smokers (AOR=4.41, 95% CI: 2.05-9.46), and those studying in lower (AOR=3.76, 95% CI: 1.41-10.02) and upper secondary (AOR=4.74, 95% CI: 1.72-13.06) school students were more likely to obtain cigarettes from a commercial source. On the other hand, in rural areas, only frequent smokers were more likely to get their cigarettes from commercial sources, whilst other variables were not significant.

    CONCLUSIONS: The proportion of youth smokers who obtained cigarettes from commercial sources appeared to be high, suggesting that law enforcement and health promotion activities should be enhanced to reduce the rate of smoking among Malaysian youth.
    Matched MeSH terms: Schools
  3. Ellis-Suriani Z, Norsa'adah B, Othman A, Siti-Azrin AH
    Tob Induc Dis, 2021;19:27.
    PMID: 33867904 DOI: 10.18332/tid/133638
    INTRODUCTION: Secondhand smoke (SHS) exposure is linked to a series of serious health problems. Children may be particularly vulnerable to the effects of SHS exposure at home. This study aimed to determine the association between SHS exposure at home and cognitive performance in school children.

    METHODS: A multistage sampling was performed across rural primary schools in Kuala Krai, Kelantan, Malaysia. Data were collected using self-administered questionnaires and the children aged 10-11 years (n=312) were subjected to cognitive tests including digit span, letter-number sequencing, coding, and symbol search. Cognitive performance was tested using subscales derived from the Wechsler Intelligence Scale for Children.

    RESULTS: The prevalence of SHS exposure at home was 55.8%, where 11.9% of children lived with one smoker, while 43.9% of children lived with ≥2 smokers. There was a significant difference in the mean score of the combined cognitive tests between SHS-exposed and non-exposed children after adjustment for sex, parental educational level, family income and academic performance [Pillai's Trace=0.084, F statistic (df)=6.803 (4302), p<0.001].

    CONCLUSIONS: More than half of the primary school children in rural Kuala Krai were exposed to SHS from at least one smoker at home. There was a significant association between SHS exposure at home and cognitive performance.

    Matched MeSH terms: Schools
  4. Wang Q
    Tob Induc Dis, 2021;19:37.
    PMID: 34017231 DOI: 10.18332/tid/133932
    INTRODUCTION: Compared with the number of studies in adults, body weight in relation to tobacco use has been understudied in the adolescent population. This study aimed to examine the association between underweight, overweight and tobacco use in low- and middle-income countries.

    METHODS: Data were derived from the Global School-Based Student Health Survey (GSHS). Data from 71176 adolescents aged 12-15 years residing in 23 countries were analyzed. The Centers for Disease Control and Prevention (CDC) 2000 growth charts were used to identify underweight, normal weight, and overweight/ obesity. Weighted age- and gender-adjusted prevalence of weight categories and tobacco use was calculated. Multivariate logistic regression analysis was performed to estimate the association between weight categories and tobacco use for each country, controlling for covariates. Pooled odds ratios and confidence intervals were computed using random- or fixed-effects meta-analyses.

    RESULTS: A significant association between weight categories and tobacco use was evident in only a few countries. Adolescents reporting tobacco use in French Polynesia, Suriname, and Indonesia, had 72% (95% CI: 0.15-0.56), 55% (95% CI: 0.24-0.84), and 24% (95% CI: 0.61-0.94) lower odds of being underweight, respectively. Adolescents reporting tobacco use in Uganda, Algeria, and Namibia, had 2.30 (95% CI: 1.04-5.09), 1.71 (95% CI: 1.25-2.34), and 1.45 (95% CI: 1.00-2.12) times greater odds of being overweight/obese, but those in Indonesia and Malaysia had 33% (95% CI: 0.50-0.91) and 16% (95% CI: 0.73-0.98) lower odds of being overweight/obese.

    CONCLUSIONS: The association between tobacco use and BMI categories is likely to be different among adolescents versus adults. Associating tobacco use with being thin may be more myth than fact and should be emphasized in tobacco prevention programs targeting adolescents.

    Matched MeSH terms: Schools
  5. Lim KH, Lim HL, Teh CH, Kee CC, Khoo YY, Ganapathy SS, et al.
    Tob Induc Dis, 2017;15:9.
    PMID: 28163668 DOI: 10.1186/s12971-016-0108-5
    BACKGROUND: A multitude of studies have revealed that smoking is a learned behaviour during adolescence and efforts to reduce the incidence of smoking has been identified as long-term measures to curb the smoking menace. The objective of this study was to determine the prevalence as well as the intra and inter-personal factors associated with smoking among upper secondary school students in selected schools in Peninsular Malaysia.

    METHODS: A study was carried out in 2013, which involved a total of 40 secondary schools. They were randomly selected using a two-stage clustering sampling method. Subsequently, all upper secondary school students (aged 16 to 17 years) from each selected school were recruited into the study. Data was collected using a validated standardised questionnaire.

    RESULTS: This study revealed that the prevalence of smoking was 14.6% (95% CI:13.3-15.9), and it was significantly higher among males compared to females (27.9% vs 2.4%, p 

    Matched MeSH terms: Schools
  6. Mitchell EA, Beasley R, Keil U, Montefort S, Odhiambo J, ISAAC Phase Three Study Group
    Thorax, 2012 Nov;67(11):941-9.
    PMID: 22693180 DOI: 10.1136/thoraxjnl-2011-200901
    BACKGROUND: Exposure to parental smoking is associated with wheeze in early childhood, but in 2006 the US Surgeon General stated that the evidence is insufficient to infer a causal relationship between exposure and asthma in childhood and adolescents.
    AIMS: To examine the association between maternal and paternal smoking and symptoms of asthma, eczema and rhinoconjunctivitis.
    METHODS: Parents or guardians of children aged 6-7 years completed written questionnaires about symptoms of asthma, rhinoconjunctivitis and eczema, and several risk factors, including maternal smoking in the child's first year of life, current maternal smoking (and amount) and paternal smoking. Adolescents aged 13-14 years self completed the questionnaires on these symptoms and whether their parents currently smoked.
    RESULTS: In the 6-7-year age group there were 220 407 children from 75 centres in 32 countries. In the 13-14-year age group there were 350 654 adolescents from 118 centres in 53 countries. Maternal and paternal smoking was associated with an increased risk of symptoms of asthma, eczema and rhinoconjunctivitis in both age groups, although the magnitude of the OR is higher for symptoms of asthma than the other outcomes. Maternal smoking is associated with higher ORs than paternal smoking. For asthma symptoms there is a clear dose relationship (1-9 cigarettes/day, OR 1.27; 10-19 cigarettes/day, OR 1.35; and 20+ cigarettes/day, OR 1.56). When maternal smoking in the child's first year of life and current maternal smoking are considered, the main effect is due to maternal smoking in the child's first year of life. There was no interaction between maternal and paternal smoking.
    CONCLUSIONS: This study has confirmed the importance of maternal smoking, and the separate and additional effect of paternal smoking. The presence of a dose-response effect relationship with asthma symptoms suggests that the relationship is causal, however for eczema and rhinoconjunctivitis causality is less certain.
    Matched MeSH terms: Schools
  7. Roslizar A, Alghoul MA, Bakhtyar B, Asim N, Sopian K
    ScientificWorldJournal, 2014;2014:310539.
    PMID: 25485294 DOI: 10.1155/2014/310539
    Buildings are among the largest consumers of energy. Part of the energy is wasted due to the habits of users and equipment conditions. A solution to this problem is efficient energy usage. To this end, an energy audit can be conducted to assess the energy efficiency. This study aims to analyze the energy usage of a primary school and identify the potential energy reductions and cost savings. A preliminary audit was conducted, and several energy conservation measures were proposed. The energy conservation measures, with reference to the MS1525:2007 standard, were modelled to identify the potential energy reduction and cost savings. It was found that the school's usage of electricity exceeded its need, incurring an excess expenditure of RM 2947.42. From the lighting system alone, it was found that there is a potential energy reduction of 5489.06 kWh, which gives a cost saving of RM 2282.52 via the improvement of lighting system design and its operating hours. Overall, it was found that there is a potential energy reduction and cost saving of 20.7% when the energy conservation measures are earnestly implemented. The previous energy intensity of the school was found to be 50.6 kWh/m(2)/year, but can theoretically be reduced to 40.19 kWh/mm(2)/year.
    Matched MeSH terms: Schools/economics*
  8. Olupeliyawa AM, Venkateswaran S, Wai N, Mendis K, Flynn E, Hu W
    Clin Teach, 2020 02;17(1):86-91.
    PMID: 31099178 DOI: 10.1111/tct.13024
    BACKGROUND: Adapting existing training resources for clinical teachers is more efficient than creating resources de novo. There is limited evidence on how to effectively use and ensure the relevance of training materials originally developed for different contexts and audiences. We tested in Sri Lanka and Malaysia the transferability of scenario-based training videos and session plans developed for Australian medical schools, to identify those aspects which need adaptation, and make recommendations to enhance transferability.

    METHODS: Staff involved in student support from three medical schools were invited to participate in five workshops facilitated by an Australian educator. Video discussion triggers of students presenting with concerns were used in workshop activities, including written exercises, group discussions and reflection. The quantitative and qualitative data collected included categorical and free-text participant responses to questionnaires and structured field notes from local faculty developers using peer observation.

    FINDINGS: Academic and clinician-teacher participants predominated in the workshops. Of 66 participant questionnaires (92% response rate), over 90% agreed that the workshop was relevant, and over 95% agreed that the videos facilitated discussion and the sharing of experiences. Field notes confirmed that participants were engaged by the videos, but identified that one student scenario and the approaches for seeking support in others were not immediately transferable to local contexts. The adaptation of facilitation techniques used in Australian workshops was needed to address audience responses.

    DISCUSSION: Our findings confirm faculty development principles of content relevancy and incorporation of reflection. To enhance transferability, we recommend co-facilitation with local faculty members, the explicit signposting of topics and re-contextualising key concepts through reflective discussion.

    Matched MeSH terms: Schools, Medical*
  9. Heo CC, Latif B, Hafiz WM, Zhou HZ
    PMID: 23691629
    We report a series of dermatitis cases caused by the staphilinid beetles, Paederusfuscipes Curtis, among university students staying in the residential college in Puncak Alam, Selangor, Malaysia from 1 January to 31 December 2010. A total of 360 cases (6.0%) were recorded in the Student Health Center throughout the year; the majority of patients stayed at a hostel near an oil palm plantation. Skin symptoms included erythema, edema, vesicular papules, painful blisters, burning sensation, pruritus, hyper pigmentation and peeling of skin. The commonly involved sites were the face, neck, shoulders and arms. Most students noticed the symptoms upon awakening in the morning. The patients were treated with fusidic acid cream and the symptoms resolved within 5 days. These beetles are nocturnally active and enter the room whenever a light source is available. The unintentional crushing of these beetles during sleep causes the release of its hemolymph (paederin) which is the cause of the dermatitis.
    Matched MeSH terms: Schools
  10. Ab Rahman A, Ab Rahman R, Ibrahim MI, Salleh H, Ismail SB, Ali SH, et al.
    PMID: 21706952
    The objectives of this study were to describe the knowledge of sexual and reproductive health among adolescents attending school and to compare the levels of knowledge between males and females and between older and younger groups of adolescents. A cross-sectional study was conducted among 1,034 secondary school students using a self administered validated questionnaire. The items with the fewest correct responses included: whether one can get pregnant after a single act of sexual intercourse (30.4%), whether sexual intercourse causes sexually transmitted diseases (STDs) (12.4%) and whether washing the vagina after sexual intercourse prevents pregnancy (17.0%). Their main source of sexual information was friends (64.4%). An independent t-test revealed the mean knowledge score was significantly higher among females than males on items assessing whether the genitalia may be touched freely by family members, females having attained menarche may become pregnant if having sex, whether pregnancy will occur if there is penetration of the penis into the vagina, whether premarital sexual intercourse causes pregnancy and if there is a relationship between abandoned babies and premarital pregnancies. The mean knowledge score assessing whether pregnancy can be prevented using condoms was higher among males than females. The mean knowledge scores were significantly higher among form four and form five students than forms one, two and three students. Lack of knowledge regarding important aspects of sexual and reproductive health warrant the need to strengthen sexual and reproductive health education.
    Matched MeSH terms: Schools
  11. Yaacob I, Harun MH
    PMID: 7825029
    A questionnaire survey to study the smoking habits and attitudes toward smoking among secondary school teachers in Kelantan, Malaysia was conducted between July and September 1992. Questionnaires were sent to 5,112 teachers through their respective headmasters. Sixty-three percent (3,208 teachers; 61% males, 39% females) responded satisfactorily. Overall, 625 teachers (20%) were current smokers, 141 (4%) were occasional smokers, 317 (10%) were ex-smokers and 2,123 (67%) had never smoked. Only six (0.8%) of the 766 regular and occasional smokers were females. The rates of smoking among parents and siblings of smokers were higher than parents and siblings of non-smokers. Seventy-four percent of the smoking teachers admitted to smoking in the school premises. The teachers' attitudes about the health effects of smoking were statistically different between smokers and non-smokers. However, both smoking and non-smoking teachers had similar views regarding methods to control the smoking habit which included banning cigarette sales, putting a halt to the tobacco industry and banning cigarette advertisements.
    Matched MeSH terms: Schools
  12. Huda BZ, Rusli BN, Naing L, Tengku MA, Winn T, Rampal KG
    PMID: 15272771
    Job stress has now become one of the most significant health and safety issues in the workplace and one of the least understood areas of organizational cost. A cross-sectional study to assess job strain and dissatisfaction in lecturers of the School of Medical Sciences, Universiti Sains Malaysia (USM) was undertaken between August 2001 and May 2002. The original English version of the Job Content Questionnaire (JCQ) version 1.7 (revised 1997) by Robert Karasek was self-administered to 73 (response rate 58.4%) lecturers in School of Medical Sciences USM. The prevalence of job strain (defined by low decision latitude and high psychological demands) in USM was 23.3%. The risk factors of job strain in the lecturers were psychological stressors (adjusted OR 1.2, 95% CI 1.0, 1.4), created skill (adjusted OR 0.4, 95% CI 0.2, 0.8) and working in clinical-based departments (adjusted OR 18.7, 95% CI 1.6, 22.7). The prevalence of job dissatisfaction was 42.6%. Associated factors of job dissatisfaction in USM lecturers were decision authority (p < 0.001) and psychological job demand (p < 0.001). We conclude that psychological stressors and created skill were non-protective and protective, respectively, against job strain in USM lecturers. Clinical-based lecturers experienced higher job strain compared to non-clinical-based lecturers. Psychological job demand was strongly associated with job dissatisfaction, and decision authority was protective against job dissatisfaction.
    Matched MeSH terms: Schools, Medical
  13. Yusof ZYM, Hassan WNW, Razak IA, Hashim SMN, Tahir MKAM, Keng SB
    PMID: 29641164
    This study aimed to evaluate the association between dental students’
    personality traits and stress levels in relation to dental education programs among
    senior dental students in University Malaya (UM) in Malaysia and National University
    of Singapore (NUS). A cross-sectional survey using a self-administered
    questionnaire was conducted on UM and NUS senior dental students. The questionnaire
    comprised items on demographic background, the Big Five Inventory
    Personality Traits (BFIPT) test and a modified Dental Environment Stress (DES)
    scale. Rasch analysis was used to convert raw data to interval scores. Analyses
    were done by t-test, Pearson correlation, and Hierarchical regression statistics.
    The response rate was 100% (UM=132, NUS=76). Personality trait Agreeableness
    (mean=0.30) was significantly more prevalent among UM than NUS students
    (mean=0.15, p=0.016). In NUS, Neuroticism (mean=0.36) was significantly more
    prevalent than in UM (mean=0.14, p=0.002). The DES mean score was higher
    among NUS (mean=0.23) than UM students (mean=0.07). In UM, Neuroticism
    was significantly correlated with stress levels (r=0.338, p<0.001). In NUS, these
    were Neuroticism (r=0.278, p=0.015), Agreeableness (r=0.250, p=0.029) and Conscientiousness
    (r=-0.242, p=0.035) personality traits. The correlation was strongest
    for personality trait Neuroticism in both schools. Hierarchical regression analysis
    showed that gender and Neuroticism were significant predictors for students’
    stress levels (p<0.05) with the latter exerting a bigger effect size (R2=0.18) than
    gender (R2=004). This study showed that gender and Neuroticism personality
    trait were significant predictors for stress levels among selected groups of dental
    students in Southeast Asia. Information on students’ personality may be useful in
    new students’ intake, stress management counseling and future program reviews.
    Matched MeSH terms: Schools, Dental
  14. Norbäck D, Hashim JH, Markowicz P, Cai GH, Hashim Z, Ali F, et al.
    Sci Total Environ, 2016 Mar 1;545-546:95-103.
    PMID: 26745297 DOI: 10.1016/j.scitotenv.2015.12.072
    This paper studied associations between ocular symptoms, rhinitis, throat and dermal symptoms, headache and fatigue in students by ethnicity and in relation to exposure to chemical microbial markers and fungal DNA in vacuumed dust in schools in Malaysia. A total of 462 students from 8 randomly selected secondary schools in Johor Bahru, Malaysia, participated (96% response rate). Dust was vacuumed from 32 classrooms and analysed for levels of five types of endotoxin as 3-hydroxy fatty acids (C10, C12, C14, C16 and C18 3-OH), muramic acid, ergosterol and five sequences of fungal DNA. Multiple logistic regression was applied. Totally 11.9% reported weekly ocular symptoms, 18.8% rhinitis, 15.6% throat and 11.1% dermal symptoms, 20.6% headache and 22.1% tiredness. Totally 21.1% reported pollen or furry pet allergy (atopy) and 22.0% parental asthma or allergy. Chinese students had less headache than Malay and Indian had less rhinitis and less tiredness than Malay. Parental asthma/allergy was a risk factor for ocular (odds ratio=3.79) and rhinitis symptoms (OR=3.48). Atopy was a risk factor for throat symptoms (OR=2.66), headache (OR=2.13) and tiredness (OR=2.02). There were positive associations between amount of fine dust in the dust samples and ocular symptoms (p<0.001) and rhinitis (p=0.006). There were positive associations between C14 3-OH and rhinitis (p<0.001) and between C18 3-OH and dermal symptoms (p=0.007). There were negative (protective) associations between levels of total endotoxin (LPS) (p=0.004) and levels of ergosterol (p=0.03) and rhinitis and between C12 3-OH and throat symptoms (p=0.004). In conclusion, the amount of fine dust in the classroom was associated with rhinitis and other SBS symptoms and improved cleaning of the schools is important. Endotoxin in the school dust seems to be mainly protective for rhinitis and throat symptoms but different types of endotoxin could have different effects. The ethnic differences in symptoms among the students deserve further attention.
    Matched MeSH terms: Schools
  15. Norbäck D, Hashim JH, Hashim Z, Cai GH, Sooria V, Ismail SA, et al.
    Sci Total Environ, 2017 Jan 15;577:148-154.
    PMID: 27802882 DOI: 10.1016/j.scitotenv.2016.10.148
    Few health studies exist on dampness and mould in schools in the tropics. We studied associations between fraction of exhaled nitric oxide (FeNO), respiratory symptoms and airway infections among students and dampness and fungal DNA in schools in Malaysia. A total of 368 randomly selected students from 32 classrooms in 8 secondary schools in Penang, Malaysia, participated (58% participation rate). Information on current respiratory symptoms and the home environment was collected by a standardised questionnaire. FeNO was measured by NIOX MINO (50ml/min). The classrooms were inspected and dust was collected by vacuuming on special filters and was analysed for five fungal DNA sequences by quantitative PCR. Linear mixed models and 3-level multiple logistic regression (school, classroom, student) were applied adjusting for demographic data and the home environment. Totally 10.3% reported doctor's diagnosed asthma, 15.1% current wheeze, 12.4% current asthma, 37.3% daytime breathlessness, 10.2% nocturnal breathlessness, 38.9% airway infections and 15.5% had pollen or furry pet allergy. The geometric mean of FeNO was 19.9ppb and 45% had elevated FeNO (>20ppb). Boys had higher levels of FeNO. Chinese had less daytime breathlessness than Malay (OR=0.30: p<0.001). Indoor carbon dioxide levels were low (380-720ppm). Dampness was observed in 18% of the classrooms and was associated with respiratory infections (OR=3.70; 95% CI 1.14-12.1) and FeNO (p=0.04). Aspergillus versicolor DNA was detected in 67% of the classrooms. Higher numbers of Aspergillus versicolor DNA in classroom dust were associated with wheeze (p=0.006), current asthma (p=0.002), respiratory infections (p=0.005) and elevated FeNO levels (p=0.02). In conclusion, respiratory symptoms were common among the students and the high FeNO levels indicate ongoing airway inflammation. Building dampness and the mould Aspergillus versicolor in schools in Malaysia can be risk factors for impaired respiratory health among the students.
    Matched MeSH terms: Schools
  16. Norbäck D, Hashim JH, Hashim Z, Ali F
    Sci Total Environ, 2017 Aug 15;592:153-160.
    PMID: 28319702 DOI: 10.1016/j.scitotenv.2017.02.215
    This paper studied associations between volatile organic compounds (VOC), formaldehyde, nitrogen dioxide (NO2) and carbon dioxide (CO2) in schools in Malaysia and rhinitis, ocular, nasal and dermal symptoms, headache and fatigue among students. Pupils from eight randomly selected junior high schools in Johor Bahru, Malaysia (N=462), participated (96%). VOC, formaldehyde and NO2 were measured by diffusion sampling (one week) and VOC also by pumped air sampling during class. Associations were calculated by multi-level logistic regression adjusting for personal factors, the home environment and microbial compounds in the school dust. The prevalence of weekly rhinitis, ocular, throat and dermal symptoms were 18.8%, 11.6%, 15.6%, and 11.1%, respectively. Totally 20.6% had weekly headache and 22.1% fatigue. Indoor CO2 were low (range 380-690 ppm). Indoor median NO2 and formaldehyde concentrations over one week were 23μg/m3 and 2.0μg/m3, respectively. Median indoor concentration of toluene, ethylbenzene, xylene, and limonene over one week were 12.3, 1.6, 78.4 and 3.4μg/m3, respectively. For benzaldehyde, the mean indoor concentration was 2.0μg/m3 (median<1μg/m3). Median indoor levels during class of benzene and cyclohexane were 4.6 and 3.7μg/m3, respectively. NO2 was associated with ocular symptoms (p<0.001) and fatigue (p=0.01). Formaldehyde was associated with ocular (p=0.004), throat symptoms (p=0.006) and fatigue (p=0.001). Xylene was associated with fatigue (p<0.001) and benzaldehyde was associated with headache (p=0.03). In conclusion, xylene, benzaldehyde, formaldehyde and NO2 in schools can be risk factors for ocular and throat symptoms and fatigue among students in Malaysia. The indoor and outdoor levels of benzene were often higher than the EU standard of 5μg/m3.
    Matched MeSH terms: Schools
  17. Buonsenso D, Roland D, De Rose C, Vásquez-Hoyos P, Ramly B, Chakakala-Chaziya JN, et al.
    Pediatr Infect Dis J, 2021 Apr 01;40(4):e146-e150.
    PMID: 33464019 DOI: 10.1097/INF.0000000000003052
    Matched MeSH terms: Schools*
  18. N Z Dent J, 1970 Jul;66(305):258.
    PMID: 5276228
    Matched MeSH terms: Schools, Dental*
  19. Jegasothy R, Sen M
    Natl Med J India, 2020 3 5;32(3):161-166.
    PMID: 32129312 DOI: 10.4103/0970-258X.278687
    When students enrol in a medical school, they are not introduced to any ethical issues until later in the curriculum. The Hippocratic/physician's oath is taken upon graduation. A student oath is important to introduce students to the solemnity of the education they are dedicating themselves to. This oath is analysed and compared with the doctor's oath upon graduation and a few other oaths.
    Matched MeSH terms: Schools, Medical*
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