Displaying publications 81 - 100 of 355 in total

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  1. Ghazali NA, Ramli NA, Yahaya AS, Yusof NF, Sansuddin N, Al Madhoun WA
    Environ Monit Assess, 2010 Jun;165(1-4):475-89.
    PMID: 19440846 DOI: 10.1007/s10661-009-0960-3
    Analysis and forecasting of air quality parameters are important topics of atmospheric and environmental research today due to the health impact caused by air pollution. This study examines transformation of nitrogen dioxide (NO(2)) into ozone (O(3)) at urban environment using time series plot. Data on the concentration of environmental pollutants and meteorological variables were employed to predict the concentration of O(3) in the atmosphere. Possibility of employing multiple linear regression models as a tool for prediction of O(3) concentration was tested. Results indicated that the presence of NO(2) and sunshine influence the concentration of O(3) in Malaysia. The influence of the previous hour ozone on the next hour concentrations was also demonstrated.
    Matched MeSH terms: Urban Population
  2. Elias SM, Hashim Z, Marjan ZM, Abdullah AS, Hashim JH
    Asia Pac J Public Health, 2007;19(3):29-37.
    PMID: 18330402
    A cross-sectional study was conducted to identify the relationship between blood lead concentration and nutritional status among primary school children in Kuala Lumpur. A total of 225 Malay students, 113 male and 112 female, aged 6.3 to 9.8 were selected through a stratified random sampling method. The random blood samples were collected and blood lead concentration was measured by a Graphite Furnace Atomic Absorption Spectrophotometer. The nutrient intake was determined by the 24-hour Dietary Recall method and Food Frequency Questionnaire. An anthropometric assessment was reported according to growth indices (z-scores of weight-for-age, height-for-age, and weight-for-height). The mean blood lead concentration was low (3.4 +/- 1.91 ug/dL) and was significantly different between gender. Only 14.7% of the respondents fulfilled the daily energy requirement. The protein and iron intakes were adequate for a majority of the children. However, 34.7% of the total children showed inadequate intake of calcium. The energy, protein, fat and carbohydrate intakes were significantly different by gender, that is, males had better intake than females. Majority of respondents had normal mean z-score of growth indices. Ten percent of the respondents were underweight, 2.8% wasted and 5.4% stunted. Multiple linear regression showed inverse significant relationships between blood lead concentration with children's age (beta = -0.647, p < 0.001) and per capita income (beta = -0.001, p = 0.018). There were inverse significant relationships between blood lead concentration with children's age (beta = -0.877, p = 0.001) and calcium intake (beta = -0.011, p = 0.014) and positive significant relationship with weight-for-height (beta = 0.326, p = 0.041) among those with inadequate calcium intake. Among children with inadequate energy intake, children's age (beta = -0.621, p < 0.001), per capita income (beta = -0.001, p = 0.025) and protein intake (beta = -0.019, p = 0.027) were inversely and significantly related with blood lead concentration. In conclusion, nutritional status might affect the children's absorption of lead and further investigation is required for confirmation.
    Matched MeSH terms: Urban Population
  3. Chua KB, Chua IL, Chua IE, Chua KH
    PMID: 15689073
    A study was made of the oviposit behavior of gravid female Aedes mosquitos in man-made habitats under field conditions. The study showed that the gravid female Aedes mosquitos preferred containers with relatively easy access but not too open to external environmental influence. The dark surface of the containers served as the initial and long-range attractant to the breeding sites. Volatile chemicals generated by the decaying vegetation in the container may serve as a close-range attractant. Finally, the water quality and the quantity of 'food' derived from decaying vegetative matter in the water determined the amount of eggs deposited in each container. The study confirmed previous findings that each gravid female Aedes mosquito had the tendency to lay her eggs in more than one container. However, the results of the study suggests that under favorable conditions, each gravid female Aedes mosquito could be encouraged to lay all her eggs in a single breeding site.
    Matched MeSH terms: Urban Population
  4. Boey CC, Goh KL
    Acta Paediatr, 2001 Mar;90(3):353-5.
    PMID: 11332181
    A cross-sectional survey of school-children aged from 9 to 15 y was performed in the city of Petaling Jaya to look for predictors of recurrent abdominal pain. A sample of 1488 children was randomly chosen, of whom 143 (9.6%) had recurrent abdominal pain according to Apley's criteria.
    Matched MeSH terms: Urban Population
  5. Yong LM
    Percept Mot Skills, 1994 Oct;79(2):739-42.
    PMID: 7870496
    This paper describes an empirical study of the relation between creativity and intelligence of 397 Malaysian secondary school pupils. The Torrance Tests of Creative Thinking, Figural Form A and Verbal Form A (Malay Language version), and the Cattell Culture Fair Intelligence Test were administered to 181 boys and 216 girls from five secondary schools located in the urban and suburban areas of Kuala Lumpur and Petaling Jaya in Malaysia. Analysis indicated that scores on verbal creativity were related to intelligence while those on figural creativity were not.
    Matched MeSH terms: Suburban Population; Urban Population
  6. Hashim Z
    J Trop Pediatr, 1992 Aug;38(4):204-5.
    PMID: 1527822
    Matched MeSH terms: Urban Population
  7. Yap KL, Yasmin AM, Wong YH, Ooi YE, Tan SC, Jegathesan M, et al.
    Med J Malaysia, 1992 Dec;47(4):303-8.
    PMID: 1303484
    A 1 year longitudinal study of 156 Malaysian children from urban and suburban areas in the Klang Valley revealed that the incidence rate of diarrhoea was 23.6 per 100 person-year with abnormal faeces reported on 0.26% of the total days of observation. Diarrhoea cases were detected in children from all socioeconomic classes. Rotavirus was isolated from 12% of the diarrheic children and asymptomatic rotavirus infection occurred in 3.2% of the children. All rotaviruses isolated were group A rotaviruses with long electrophoretypic pattern.
    Matched MeSH terms: Suburban Population; Urban Population
  8. Desmarchelier PM, Apiwathnasorn C, Vilainerun D, Watson C, Johari MR, Ahmad Z, et al.
    Bull World Health Organ, 1994;72(6):877-84.
    PMID: 7867133
    Food-handling practices were studied in 119 and 158 households, respectively, in an urban and a rural community in Peninsular Malaysia. Hazard analyses, including microbiological analysis of foods, were carried out in two households in each community and in a house that prepared food for distribution in the urban area. Kitchen hygiene was generally acceptable, although rated "poor" in some instances in the rural area. Food prepared for lunch was usually sufficient for dinner also, the leftover items being stored at ambient temperature until required. In the house that prepared food for distribution, breakfast was prepared during the evening, stored at ambient temperature overnight, and reheated before sale the next morning. There was a local preference for cooking food at temperatures close to boiling point; this reduced the numbers of vegetative cells but not those of spores. In some stored foods the populations of Staphylococcus aureus, Bacillus cereus and mesophilic aerobic bacteria increased, the last-mentioned reaching spoilage levels. Reheating reduced the populations of proliferating bacteria in most foods to acceptable levels but would not have destroyed heat-resistant enterotoxins. Because of their importance in combating acute bacterial foodborne disease, the control of the temperature and time factors during the cooking and storage of food should receive special attention in education on health and food safety.
    Matched MeSH terms: Urban Population
  9. Abdul-Kadir R
    Community Dent Oral Epidemiol, 1990 Dec;18(6):324.
    PMID: 2090388
    Matched MeSH terms: Urban Population
  10. Golding KM
    Aust Dent J, 1971 Dec;16(6):389-93.
    PMID: 5291233
    Matched MeSH terms: Urban Population
  11. Lim TW, Wallace HG, Rudnick A, Cheong WH, Knudsen AB, Chew V
    PMID: 4432105
    Matched MeSH terms: Urban Population
  12. Silver ZA, Kaliappan SP, Samuel P, Venugopal S, Kang G, Sarkar R, et al.
    PLoS Negl Trop Dis, 2018 01;12(1):e0006153.
    PMID: 29346440 DOI: 10.1371/journal.pntd.0006153
    BACKGROUND: Soil-transmitted helminth (STH) infections are among the most prevalent neglected tropical diseases (NTD) worldwide. Since the publication of the WHO road map to combat NTD in 2012, there has been a renewed commitment to control STH. In this study, we analysed the geographical distribution and effect of community type on prevalence of hookworm, Trichuris and Ascaris in south Asia and south east Asia.

    METHODOLOGY: We conducted a systematic review of open-access literature published in PubMed Central and the Global Atlas of Helminth Infection. A total of 4182 articles were available and after applying selection criteria, 174 studies from the region were retained for analysis.

    PRINCIPAL FINDINGS: Ascaris was the commonest STH identified with an overall prevalence of 18% (95% CI, 14-23%) followed by Trichuris (14%, 9-19%) and hookworm (12%, 9-15%). Hookworm prevalence was highest in Laos, Vietnam and Cambodia. We found a geographical overlap in countries with high prevalence rates for Trichuris and Ascaris (Malaysia, Philippines, Myanmar, Vietnam and Bangladesh). When the effect of community type was examined, prevalence rates of hookworm was comparable in rural (19%, 14-24%) and tribal communities (14%, 10-19%). Tribal communities, however, showed higher prevalence of Trichuris (38%, 18-63%) and Ascaris (32%, 23-43%) than rural communities (13%, 9-20% and 14%, 9-20% respectively). Considerable between and within country heterogeneity in the distribution of STH (I2 >90%) was also noted. When available data from school aged children (SAC) were analysed, prevalence of Ascaris (25% 16-31%) and Trichuris (22%, 14-34%) were higher than among the general population while that of hookworm (10%, 7-16%) was comparable.

    CONCLUSIONS/SIGNIFICANCE: Our analysis showed significant variation in prevalence rates between and within countries in the region. Highlighting the importance of community type in prevalence and species mix, we showed that tribal and rural communities had higher hookworm infections than urban communities and for ascariasis and trichuriasis, tribal populations had higher levels of infection than rural populations. We also found a higher prevalence of ascariasis and trichuriasis in SAC compared to the general population but comparable levels of hookworm infections. These key findings need to be taken into account in planning future MDA and other interventions.

    Matched MeSH terms: Urban Population
  13. Tan WP, Fong ZV, Tong SF, Low WY, Tan HM
    Journal of Men's Health, 2011;8:S81-S83.
    DOI: 10.1016/S1875-6867(11)60029-8
    Background: Men's major concern (MMC) is a common quality of life issue affecting the aging male population. This paper examines the association between MMC and cardiometabolic diseases in Malaysian men in an urban setting.
    Methods: A cross-sectional community based study was conducted in an urban area involving 1046 men, aged over 40 years and above, who were randomly selected using the electoral roll in Selangor Malaysia. Participants were assessed by trained doctors using structured questionnaire which included medical history, IIEF-5 to assess men's erectile dysfunction and IPSS score to assess prostatic symptoms. Clinical assessments including blood pressure, weight, height and waist circumference were performed. In addition, biochemical assessments for fasting blood glucose and lipid profile were done.
    Results: The response rate was 62.8%. The mean age of the participants was 55.8±8.4 (range: 41-93) years. Around two fifth of the participants (39.8%) had no MMC, 28.4% were diagnosed with 1 MMC, 9.9% with 2MMCs and 1.2% with 3MMCs. Increasing number of MMCs were significantly associated with increasing rate of cardiometabolic diseases (No MMC = 26.2%, 1 MMC = 43.4%, 2 MMCs = 63.5% and 3 MMCs = 69.2%) (P < 0.01) and metabolic syndrome based on Asian criteria (No MMC = 21.5%, 1 MMC = 39.0%, 2 MMCs = 49.1%, 3 MMCs = 62.5%) (P < 0.01). Participants with one or more MMC significantly showed a higher proportion of undiagnosed diabetes as well as reported diabetes (No MMC = 1.7%, 1 or more MMCs = 3.6%) when compared to participants without MMC (P ≤ 0.01).
    Conclusions: Men's Major Concerns (e.g., ED, LUTS and TD) were associated with cardiometabolic diseases and collectively, they could be used as an important portal to men's health. © 2011 WPMH GmbH.
    Matched MeSH terms: Urban Population
  14. Minhat HS, Mat Din H, Vasudevan R, Raja Adnan RNE, Ibrahim R
    Arch Gerontol Geriatr, 2019 01 08;81:240-244.
    PMID: 30669017 DOI: 10.1016/j.archger.2019.01.001
    BACKGROUND: Physical and pathological changes associated with advancing age affect sexual behaviours of the elderly. The aim of this study was to explore the impact of gender on sexual problems and perceptions among the urban Malay elderly.

    METHODS: A cross-sectional study was conducted among 160 Malaysian elderly participants aged 60 years and older who live in Kuala Lumpur. Twelve neighbourhood associations were randomly selected using multi-stage cluster sampling. Data was collected using standardized and validated questionnaire by face-to-face interview technique with which was conducted by trained interviewers.

    RESULTS: Mean age of the participants was 65.33 (5.87) year old with majority were still married. Female (55.7%) reported more sexual problems as evidenced by the higher proportion of those with lacked interest in having sex (72.5%), find sex is unpleasant (34.8%) and unable to come to orgasm (55.1%). Gender was found to have significant impact on every model obtained in the analysis for both sexual problems and perceptions. Female elderly were 10.6 times more likely to have sexual problem compared to male elderly (OR = 10.64, P 

    Matched MeSH terms: Urban Population
  15. Andrew NL, Bright P, de la Rua L, Teoh SJ, Vickers M
    PLoS One, 2019;14(9):e0223249.
    PMID: 31568527 DOI: 10.1371/journal.pone.0223249
    The coastal zones of Small Island States are hotspots of human habitation and economic endeavour. In the Pacific region, as elsewhere, there are large gaps in understandings of the exposure and vulnerability of people in coastal zones. The 22 Pacific Countries and Territories (PICTs) are poorly represented in global analyses of vulnerability to seaward risks. We combine several data sources to estimate populations to zones 1, 5 and 10 km from the coastline in each of the PICTs. Regional patterns in the proximity of Pacific people to the coast are dominated by Papua New Guinea. Overall, ca. half the population of the Pacific resides within 10 km of the coast but this jumps to 97% when Papua New Guinea is excluded. A quarter of Pacific people live within 1 km of the coast, but without PNG this increases to slightly more than half. Excluding PNG, 90% of Pacific Islanders live within 5 km of the coast. All of the population in the coral atoll nations of Tokelau and Tuvalu live within a km of the ocean. Results using two global datasets, the SEDAC-CIESIN Gridded Population of the World v4 (GPWv4) and the Oak Ridge National Laboratory Landscan differed: Landscan under-dispersed population, overestimating numbers in urban centres and underestimating population in rural areas and GPWv4 over-dispersed the population. In addition to errors introduced by the allocation models of the two methods, errors were introduced as artefacts of allocating households to 1 km x 1 km grid cell data (30 arc-seconds) to polygons. The limited utility of LandScan and GPWv4 in advancing this analysis may be overcome with more spatially resolved census data and the inclusion of elevation above sea level as an important dimension of vulnerability.
    Matched MeSH terms: Urban Population
  16. Ahmad Badruridzwanullah Zun, Mohd Ismail Ibrahim, Anees Abdul Hamid
    MyJurnal
    Introduction: Primary health care plays an important role in healthcare systems. In Malaysia, One (1) Malaysia Clinic (now known as Community Clinic since 2018) was established in 2010 aims to increase healthcare services accessibility within the poor urban population. The aim was to look at the effectiveness of One (1) Malaysia Clinic as a new form of public primary health clinic by looking at expectations and perceptions of the quality of the provided services by the patients. Method: It applied a cross sectional study involving nine clinics in of the busiest district in Kelantan namely, Kota Bharu district. 386 respondents which were Malaysian citizen, 18 years old and above were involved in this study. The survey used Malay validated SERVQUAL questionnaire. The Service Quality (SQ) gap was calculated. Result: The empathy dimension obtained the highest expectation and perception score, while the tangi- ble dimension has the lowest expectation and perception score. In all SERVQUAL dimension, the expectations and perceptions of the service provided was significantly different with P < 0.001. The most critical dimension identified was tangible dimension as it has the largest negative SQ gap score. Conclusion: Negative gaps for all SERVQUAL dimensions and individual items indicated that provided services at One (1) Malaysia Clinic still could not fulfilled the patient’s expectation. A continuous improvement program is needed especially on tangible dimension in deliv- ering a quality healthcare services.
    Matched MeSH terms: Urban Population
  17. Choo LC, Saleha AA, Wai SS, Fauziah N
    Trop Biomed, 2011 Apr;28(1):16-20.
    PMID: 21602764 MyJurnal
    Insects, in particular house flies and cockroaches, have been shown to be associated with the spread of pathogens in livestock farms and in human disease outbreaks: among these pathogens are salmonellae and campylobacters. A total of 60 flies were caught in three locations: an animal teaching facility and a cafeteria in a university campus, and a poultry farm. Five percent (5%) and 13.3% of flies sampled were found to carry Campylobacter and Salmonella, respectively.
    Matched MeSH terms: Urban Population
  18. Sumarni Mohd G, Muhammad Amir K, Ibrahim Md S, Mohd Rodi I, Izzuna Mudla MG, Nurziyana I
    Trop Biomed, 2006 Dec;23(2):148-54.
    PMID: 17322816
    Childhood obesity is an established problem in many countries and emerging in others. Epidemiological data on obesity in children is essential in order to plan public health policy and services. A study was conducted to determine the prevalence of obesity in schoolchildren in the fifth grade of elementary school (10-12 years old) in the district of Kuala Selangor. Ten schools of which five are in urban and five in rural areas were selected consisting of 699 eleven year old schoolchildren from the three major ethnic groups. Using international cut-off points for obesity, we report an overall prevalence of obesity of 7.2%. Prevalence of obesity in urban children is 7.2% whereas in rural children it is 7.0 %. Analysed by gender, there were 8.9% obese boys and 5.3% obese girls. Among the 3 major ethnic groups, the Malays had the highest prevalence of obesity at 9.3% followed by the Chinese with 6.6% while among Indians 3.0%. The data obtained from this study suggests that obesity in Kuala Selangor children is a cause for concern in urban and rural areas.
    Matched MeSH terms: Urban Population
  19. Sorketti, E.A., Habil, M.H.
    MyJurnal
    The Sudan occupies area of land in East Africa, almost one million square miles, or 2.5 million squares km2. It shares boundaries with nine countries: two of which are Arab, Egypt, Libya, Kenya, Uganda, The Congo, Chad, The Republic of Central Africa, Ethiopia and Eritrea. The country is situated in a strategic important geographical location that links the Arab world to Sub Saharan Africa, where the Sudanese population and those of the neighboring countries move freely across most of these borders .Sudan geography, climate, and multi-ethnic and cultural backgrounds remain the major health determinant. Sudan is the largest country in Africa. The heart of the country, in terms of population, lies at the confluence of the Blue and White Niles. The complex of the "three towns," comprising the three largest cities, Khartoum, Khartoum North and Omdurman, is situated there and contains almost 20% of the population. The total population of Sudan was about 39.39 million (projected from 2009 census). the urban population was estimated at 33%. About 2.2 million are still entirely nomadic. Sudan’s peoples are as diverse as its geography. There are about 19 major ethnic groups and a further 597 subgroups. Sudan is rich in terms of natural and human resources, but economic and social development have been below the expectation.
    Matched MeSH terms: Urban Population
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