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James-Paul Kretchy* Mawuli Dzodzomenyo, Thilde Rheinlӓnder, Irene Ayi, Flemming Konradsen, Julius N. Fobil and Anders Dalsgaard
Abstract: Mixed method design was used to investigate exposure to waste, use of personal protective gear (PPG), and self-reported health problems among 280 solid waste handlers in a peri-urban township of southern Ghana. From the survey, the most commonly reported health problems were bodily pains (56.4%), headache (38.6%) and fever (35.7%). In-depth interviews highlighted eye problems, stomach pains and non-specific symptoms such as stress and tiredness. Waste handlers whose bare hands were exposed to waste had a higher likelihood to report fever [odds ratio (OR) = 1.89 (95% C.I 1.37 – 2.56), p < 0.0001] and diarrhoea [OR = 6.25 (95% C.I 4.17 – 10.00), p < 0.0001] compared with those who used rubber gloves. Similarly, waste handlers with uncovered mouth/nose had higher likelihood to report cough than those who used mouth/nose cover [OR = 7.69 (95% C.I 4.00 – 14.29), p < 0.0001]. Waste handlers who did not use PPGs consistently cited reasons including physical discomforts, impracticalities of wearing them in hot/humid conditions, inability of employers to supply or to finance PPGs. Waste handlers need affordable and suitable protective gear to reduce risk to  health as well as the provision of water and soap to promote personal hygiene at work. Employers must educate and train waste handlers on disease preventive purposes of using PPGs. [...] Read More.
Keywords: Solid waste handlers, mixed method, exposure, protection, health problem, Peri-urban. 
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Shenghui Wu*, Zhong Liu, Zhaomin Liu and Lap Ah Tse*
Abstract: This study aimed to investigate the prevalence of lower reproductive tract infections (RTIs) and the influential risk factors among Chinese women from the poorest families. A face-to-face interview and a gynecological examination were performed for 848 Chinese women from the poorest families. The prevalence of lower RTIs among the poorest women was 53.80%, and cervix presented the most prevalent cite of lower RTIs (46.93%). Women with lower education level [odds ratio (OR) = 1.49, 95% confidence intervals (CI) 1.09-2.04] and under unemployment (1.47, 1.07-2.01) were associated with significantly increased risk of lower RTIs after adjustment for other covariates. High prevalence of RTIs was associated with low education and unemployment status and perceived poverty was the main reason for not seeking medical consultation for reproductive problems. Specific reproductive health educational promotion programs and adequate services should be offered to this group of disadvantaged women from the lowest socioeconomic class.[...] Read More.
Keywords: Reproductive tract infection, poverty, women, prevalence, risk factors.
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Olusegun Ayorinde Babaniyi, Peter Mwaba, Peter Songolo*, Mazyanga Lucy Mazaba-Liwewe, Idah Mweene-Ndumba, Freddie Masaninga, Emmanuel Rudatsikira andSeterSiziya
Abstract: Zika virus infection is an emerging public health problem in Africa and Asia with potential for global spread. This study was conducted to determine the prevalence and correlates for Zika virus infection in Western and North-Western provinces of Zambia.  A cross sectional study was conducted in which serum samples were tested for IgG and IgM antibodies against Zika virus.  Odds ratio and its 95% confidence interval (CI) were used to determine the magnitude of association. Altogether, 3625 participants were recruited of which 46.7% were male and 9.4% were aged[...] Read More.
Keywords: Arboviruses, zika virus infection, seroprevalence, correlates, Zambia.
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Eze UU, Anene BM, Chukwu CC, Ogunkoya AB, George SO, Eze JI, Animoke PC and Nwosuh CI*
Abstract: This study was designed to ascertain if the rabies virus antigen found among apparently healthy dogs were viable and to which genotype they belong. One hundred and fifty two dog heads were randomly collected from markets and restaurants where dogs are slaughtered and consumed as delicacy in Enugu State, Nigeria. The brain samples from the heads were examined for the presence of rabies virus antigen by direct fluorescent antibody technique, while positive ones were isolated by the mice inoculation test. Viral genotypes of the positive samples were determined by reverse transcriptase polymerase chain reaction and sequencing. Out of the one hundred and fifty two dog brain samples examined, six (4) were positive by direct fluorescent antibody technique and mice inoculation test. All the isolates belong to genotype 1 rabies virus. The result of this study showed that some of the apparently healthy dogs slaughtered for meat in Enugu state have classical rabies virus and possibly shed the virus in their saliva without showing obvious clinical signs. This has a serious public health implication and thus calls for a re-evaluation of rabies endemicity in Nigeria.[...] Read More.
Keywords: Rabies virus, Slaughtered dogs, DFAT, MIT, RT-PCR, Genotyping.
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Lotfi Fahmi Issa
Abstract: Obesity and overweight are considered the most rapidly growing form of malnutrition in Saudi Arabia. The aim of this study was to determine the prevalence and some risk factors of obesity and overweight among Taif university students. A cross-sectional approach was conducted and 1473 male students were selected. A self administered questionnaire included socio-demographic data, different forms of activities, sedentary behaviors, smoking, dietary habits and family history was used for data collection. Body mass index was calculated and categorized according to WHO classification. Prevalence of obesity and overweight were 16.1% and 28.5%, respectively. However, higher prevalence was observed in older students (p=0.00). Higher prevalence was found among students with high family incomemonth (p=0.02), less daily active (p=0.00) and physically inactive students (p=0.03). Moreover, prevalence was more among students consuming non-healthy diet (p=0.00), sleeping less than 8 hoursday (p=0.00) and with family history of obesity (p=0.00). Prevalence was significant among students with highly educated fathers (p=0.01) and low educated mothers (p=0.01). In conclusion, high prevalence of obesity and overweight were recorded among University students. Further studies of large samples representing both sexes as well as health education program on obesity and overweight are highly recommended to the students and their families.[...] Read More.
Keywords: Prevalence, obesity, overweight, students, University, Saudi Arabia.
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Dalia E. Desouky, Nighat M. and  Tariq-Khan
Abstract: Refractive error is the most common cause of vision impairment among children, and schools with long period of engagement in vision screening were effective in detecting undiagnosed cases. The aim of this study was to assess the prevalence of refractive error among female primary school children. A cross-sectional study was carried out from February to March 2013 using structured questionnaire and visual examination. Visual acuity of 324 students was assessed using the Snellen’s chart. Those with VA 6/12 or less with or without correction in one or both eyes were examined by pinhole test, and an improvement of the VA with pinhole was considered refractive error. The prevalence of RE was 16.4%, and a significant relationship was found between having RE in one side and having a family history of wearing glasses, higher class grades, poor school performance, watching television at a distance less than 3 meters, using internet/ TV daily for more than 3 hours, and indulgence in computer or video games in the other side. The study showed that even in economically advantaged societies, refractive errors can go undetected in children. That is why integration of vision screening for refractive errors into KSA school health programmes is necessary.[...] Read More.
Keywords: Female, KSA, prevalence, refractive-errors, school-children.
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Paul Habila Mamman, Haruna Makanjuola Kazeem, Mashood Abiola Raji, Andrew Jonathan Nok, Jacob Kwada Paghi Kwaga
Abstract: This study was carried out to isolate and characterize the causative agent of fowl typhoid in some outbreaks in chickens. Seventy isolates of Salmonella Gallinarum were recovered from culturing visceral organs and cloacal swabs obtained from 30 different outbreaks affecting 29 poultry farms in 8 parts of Kaduna State, Nigeria within two years, February, 2011 – January, 2013. Real-Time Polymerase Chain Reaction was carried out using primers targeting invA gene which confirmed all isolates as Salmonella. Multiplex PCR was carried out to target glgC and speC genes in order to differentiate between biovars Gallinarum and Pullorum. Results showed that all the isolates possessed both genes, confirming that they were biovar Gallinarum. Ten isolates were selected and characterized by XbaI - Pulsed-Field Gel Electrophoresis (PFGE). The selected isolates represented farms in various parts of the three Local Government Areas (LGAs) where outbreaks occurred. Out of these ten isolates, six isolates were chosen from 55 isolates recovered from 22 affected farms in Sabon Gari LGA. Three isolates were chosen from 9 isolates recovered from 5 affected farms in Kaduna North LGA; while 1 isolate was chosen from 5 isolates recovered from the 2 farms affected in Kaduna South LGA. The PFGE profiles showed >78% degree of relatedness among Salmonella isolates. This study provides information that the poultry industry in Kaduna State, Nigeria is still plagued with outbreaks of fowl typhoid caused by closely related Salmonella Gallinarum which were isolated.[...] Read More.
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*RUFARO MUREBWA CHIRAMBO, KUMAR SRIDUTT BABOO AND SETER SIZIYA
Abstract: Acute Flaccid Paralysis (AFP) surveillance was adopted by World Health Organization (WHO) following the World Health Assembly (WHA) Resolutions in May 1988, to monitor progress towards poliomyelitis eradication in all member countries. It was introduced in Zambia in 1993, but active AFP surveillance started in 1998. Since then, health workers collect AFP surveillance data, but there is no documented evidence of the review of the performance of the system and epidemiological analysis of the data. A retrospective descriptive analysis was conducted on secondary AFP surveillance data for the period 2000-2009, consisting of all children aged[...] Read More.
Keywords: Acute flaccid paralysis, Poliomyelitis eradication, core indicators, completeness of data, wild polio virus, Non-polio AFP rate, non-polio entero virus rate. 
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文章
Halid Kirunda*, Hannah Kibuuka†, Achilles Byaruhanga†, Edison Mworozi†, Josephine Bwogi†, Lukwago Luswa†, Millard Millard†, Fred Wabwire-Mangen and Denis K Byarugaba*
Abstract: Live bird markets (LBMs) are essential for marketing of poultry, but can be a hub for the rapid spread of diseases including avian influenza (AI). We assessed the status of biosecurity in 108 LBMs in 37 districts of Uganda. In all LBMs, carcasses were disposed of in the open and birds were introduced in the markets without initial quarantine. A high proportion of markets lacked a dedicated site for unloading of birds (86.1%) and a programme for disinfection (99.1%), had dirty feed/water troughs (93.5%), were accessed by stray animals (97.2%), and had sick and healthy birds (96.3%) or different bird species (86.1%) sold together. Differences in practices occurred among geographical regions and market location. Birds were more likely to be slaughtered in the open in urban compared to rural LBMs (OR=14.6, 95% CI: 1.50 - 142), while selling of un-caged birds was less likely in central compared to western region (OR=0.2, 95% CI: 0.04 - 0.17). Different poultry species confined in the same cage were more likely to be sold in urban (OR=22, 95% CI: 1.14 - 435) compared to rural markets. We conclude that LBMs in Uganda are a potential risk for spread of AI to poultry and humans.[...] Read More.
Keywords: Biosecurity, live bird markets, avian influenza, environmental hygiene, management practices, segregation measures, traffic control measures.
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Nwobodo Ed, Anikeh LC#, Obikili E, Ajeigbe K, Onwubuya EI, Ejidike H and Chukwujekwu I
Abstract: There is need to continually monitor and document the trends of overweight and underweight in the public health context of developing nations so as to suitably adjust public health strategies and disease management approaches. This study reported the BMI trends of 2 different youth populations in southeast Nigeria. 2732 secondary school students were selected through a multi-stage sampling technique and their body mass indices obtained. The prevalence of overweight, obesity and underweight were determined using Body Mass Index (BMI). The findings were compared with the data of a cohort of medical school undergraduates (n=131). Approximately 75% and 66% respectively of secondary and tertiary students were underweight. The prevalence of overweight was 3% in secondary and 19% in tertiary student populations. Obesity was less than 1% in both groups. Only 21.99% and 14.52% respectively of the younger and older youth populations had normal BMI. The current mean prevalence of obesity among Nigeria youth populations was[...] Read More.
Keywords: Obesity, overweight, underweight, prevalence, Nigerian, youths, Age/Sex trend.  
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