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169 results for “cross-sectional study”
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Research ArticleOpen accessIn the abstractAge and Sequence of Permanent Canine and Premolar Teeth Eruption in 102-174 Months Old Children in Kerman ProvinceFarokhgissor Elham, Shahrzad AdhamyProblem statement: The aim of this study was to investigate the eruption time of permanent canine and premolar teeth in 8.5-14.5 years (102-174 months) old boys and girls of Kerman province. Approach: The sample for this cross-sectional study consisted of 2602, 102-174 months old (8.5-14.5 years old) children form 56 primary and guidance schools in Kerman which were scattered over … …Current Research in Dentistry, Vol. 1, Issue 1 · 30 Jun 2010 · 14,324 accessesView PDFCite
Research ArticleOpen accessIn the abstractUtilization of Specific Index for Measuring the Association between Periodontal Conditions and Coronary Artery DiseaseNavabi Nader, Farzaneh MehdizadehProblem statement: There is increasing evidence that periodontal disease could play a role in the Progression of coronary heart disease although there are conflicting results about this association in the literature and the difference of used periodontal scoring systems among the studies might be a reason. The purpose of this study was to evaluate a specific scoring system Periodontal Index … …Current Research in Dentistry, Vol. 1, Issue 1 · 30 Jun 2010 · 8,019 accessesView PDFCite
Research ArticleOpen accessIn the abstractAssociated Health Effects among Residences Near Jeleeb Al-Shuyoukh LandfillK. Schrapp, N. Al-MutairiProblem statement: There is growing concern about landfill adverse health effects from exposure to landfill emissions. Approach: Airborne dust samples from houses near Jeleeb Al-Shuyoukh landfill and control residences were analyzed for molds and bacteria and Volatile Organic Compounds (VOCs) each month for one year. Results: The number of mold species was greater in the residences close to Jeleeb Al-Shuyoukh … …American Journal of Environmental Sciences, Vol. 6, Issue 2 · 16 Jun 2010 · 7,619 accessesView PDFCite
Research ArticleOpen accessIn the abstractPrevalence of Low Back Pain and its Risk Factors among School TeachersNurul Izzah Abdul Samad, Haslinda Abdullah, Saidi Moin et al.Problem statement: The objective of this study was to determine the prevalence of low back pain and the associated risk factors among primary school teachers in the Klang Valley, Malaysia. Approach: A cross sectional study was conducted in nine primary schools in the Klang Valley. The schools were selected randomly from a list obtained from the Ministry of Education. Two … …American Journal of Applied Sciences, Vol. 7, Issue 5 · 31 May 2010 · 13,228 accessesView PDFCite
Research ArticleOpen accessIn the abstractWork Posture and Back Pain Evaluation in a Malaysian Food Manufacturing CompanyBaba Md. Deros, Dian Darina Indah Daruis, Ahmad Rasdan Ismail, Ahmad Rifqi Abdul RahimProblem statement: A cross-sectional study was conducted among workers at a processed food manufacturer in Malaysia. The main objective of the study was to determine the prevalence of back pain among workers who perform manual material handling. In addition, the study also investigated the effectiveness of the interventions provided by the employer to reduce the risk of back pain. Approach: … …American Journal of Applied Sciences, Vol. 7, Issue 4 · 30 Apr 2010 · 7,552 accessesView PDFCite
Research ArticleOpen accessIn the abstractDo Resistin and Tumor Necrosis Factor-α Relate to Changes in Insulin Resistance in Normal Pregnancy?Parvin Zareian, Abdolreza Sotoodeh Jahromi, Fateme Hemati Rad, Safar ZareiProblem statement: The purpose of this study was to evaluate the role of resistin and Tumor Necrosis Factor-α (TNF-α) in insulin resistance during pregnancy. Approach: Serum resistin and TNF-α concentrations were measured by ELISA in 86 healthy pregnant women (26, 23 and 37 of them in the 1st, 2nd and 3rd trimesters, respectively) and in 21 healthy non pregnant women … …American Journal of Biochemistry and Biotechnology, Vol. 6, Issue 1 · 31 Mar 2010 · 7,810 accessesView PDFCite
Research ArticleOpen accessIn the abstractEvaluation of Anti-Tetanus Immunity in Haemodialysis PatientsAbdolreza Sotoodeh Jahromi, Rahim Raoofi, Marzieh Sarikhani, Abdolhossain MadaniProblem statement: The incidence of infectious diseases is increased in patients with chronic renal failure. Chronic renal failure severely influences the immune functions of the host. Approach: To evaluate the antitetanus immunity level in southern Iranian patients with end stage renal disease undergoing hemodialysis and to find its association with sex, age, blood hemoglobin and serum albumin, duration of dialysis. … …American Journal of Immunology, Vol. 5, Issue 4 · 31 Dec 2009 · 8,484 accessesView PDFCite
Research ArticleOpen accessIn the abstractRelationship between Nickel Exposure and the Level of Carcinoembryonic Antigen among Welders in an Automotive PlantChiang Lee Juan, Shamsul Bahri Mohd Tamrin, Syazwan Aizat Ismail et al.Background: Study on the effect of nickel exposure in the occupational setting and its association to carcinoembryonic antigen (CEA) had been studied before. Questions were raised whether the result from previous study would also show the same pattern of the urinary nickel concentration in this study. Objective: A cross-sectional study was conducted to determine the association between urine nickel concentration … …American Journal of Applied Sciences, Vol. 6, Issue 12 · 31 Dec 2009 · 7,636 accessesView PDFCite
Research ArticleOpen accessIn the abstractHelicobacter pylori Colonization in Biopsies of the Adenotonsillectomy SpecimensM. J. Zahedi, S. Darvish Moghadam, M. Ahmadi Mosavi et al.Problem statement: Helicobacter pylori (H. pylori) is a microaerophilic, gram negative bacillus, which can cause peptic ulcer and gastric cancer. Recurrent infection with this agent is considered as one of the reasons for failure of peptic ulcer treatment. Some studies have reported colonization of H. pylori in dental plaques, tonsils and adenoid tissues. Therefore oral cavity could be the source … …American Journal of Applied Sciences, Vol. 6, Issue 12 · 31 Dec 2009 · 6,929 accessesView PDFCite
Research ArticleOpen accessIn the abstractCommunity Participation in Watershed Management ProgramsReza Bagherian, A. S. Bahaman, A. S. Asnarulkhadi, Shamsuddin AhmadProblem statement: Several studies in other countries had shown the influence of socio demographic, knowledge, satisfaction and attitudinal factors in level of community participation in development programs. The question here is, whether these factors would also be effective on community participation in WMP in Iran? Objective: Determine the factors which are influence community participation in order to enhance their participation … …Journal of Social Sciences, Vol. 5, Issue 3 · 30 Sep 2009 · 8,937 accessesView PDFCite