116 research outputs found

    Community Participation and Sustainable Forest Resource Management in Ghana: A Case of the Kakum National Park in the Central Region of Ghana.

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    The paper examined the extent of the community participation concept in the management of the forest resources of the Kakum National Park (KNP). Opinion leaders made up of chiefs, assembly men, queen mothers, and district chief executives from five forest communities (Abrafo Odumase, Mfuom, Kruwa, Mesomagor and Antwikwaa) were consulted for the study. Interviews were conducted among the management and the staff of the park. Majority (70%) of the management staff indicated that the opinion leaders of the communities did not participate in the management of the forest resources of the park, whereas the remaining 30% of the management staff indicated opinion leaders participated in the management of the park. An explanation to these responses show that the members of the community participated in the park management as community tour guides (5.5%) and anti-poaching team members (3.0%), with about 6.5% as restaurant managers /waiters. The remaining (15%) could not give any explanation in relation to their participation in the management of the park. The study results indicate that two factors were significant in determining local community participation in management of the park. A person should be educated and must believe in the conservation of forest resources. The variables, education and believe in the conservation of forest resources were significant at 10% and 1% level of significance respectively. Other factors such as age, marital status and the migrant status had no significant relationship with community participation. On the whole a little over 80% of the respondents confirmed that the forest resources of the KNP were of economic and social importance whereas 18% of them thought otherwise. In general, most communities considered employment and income generation as the main socio-economic benefits provided by the park, followed by socialization, and infrastructural development. This shows the value of forest resources to communities that surround such ‘nature given’ resources, and the more reason why these communities must be involved in the management of these forest resources such as timber, wildlife, medicinal plants, bamboo and snails. Keywords: Community participation, park management, forest resources, forest communities

    Feasibility of abstinence as a preventive strategy for HIV/AIDS control in the University student community in Kumasi, Ghana.

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    HIV is spreading and the youth bear the brunt of its onslaught. Though abstinence until marriage is thought to be the most effective method of HIV prevention for the youth, others think it is ineffective. This study assessed the feasibility of abstinence in preventing HIV/AIDS spread among tertiary students of the KNUST. Study type was non- interventional, descriptive and design current cross- sectional. Study participants were selected by stratified sampling, followed by systematic sampling. A total of 300 participants were sampled. Seventy nine (79%) (95% CI, 73.9-83.8) said STIs could be avoided by abstaining from sex. Ninety six (96%) (95% CI, 93.5-98.3%) said HIV could be acquired via sex. Ninety six (96%) (95% CI, 93.8- 98.5%) of those who said HIV could be avoided said it could be done by abstaining from sex. Seventy two (72%) were of the view that sex should start only after marriage. Sixty nine 69% (95% CI, 63.3-74.4%) said they would wait till after marriage to involve in sex. Sixty seven (67%) (95% CI, 60.7- 72.1%) were encouraged by peers to abstain from sex, Seventy four (74%) (95% CI, 68.5- 79.1%) thought colleagues their age had premarital sex and 28% (95% CI, 22.5- 33.4%) said they were pressured to have sex. Thirty one (31%) (95% CI, 25.6- 36.7%) of respondents were sexually experienced. There is the general view that HIV/AIDS spread among the youth can be reduced by abstaining from sex until marriage and that abstinence could and should be encouraged as a preventive strategy for HIV/AIDS.Journal of Science and Technology (Ghana) Vol. 27 (2) 2007: pp. 1-

    Predictors of abortions in Rural Ghana: a cross-sectional study.

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    BACKGROUND: Abortion continues to be used as a method of family planning by many women. The complications of unsafe abortions are a major contributor to maternal mortality in sub-Saharan Africa, including Ghana. This study explored the influence of socio-demographic characteristics on abortions in 156 communities within the Kintampo Health and Demographic Surveillance System (KHDSS) area located in the middle part of Ghana. METHODS: A survey on Sexual and Reproductive Health among a representative sample of females aged 15-49 years was conducted in 2011. They were asked about the outcome of pregnancies that occurred between January 2008 and December 2011. Data on their socio-demographic characteristics including household assets were accessed from the database of the KHDSS. Univariate and multivariate random effects logistic regression models were used to explore the predictors of all reported cases of abortion (induced or spontaneous) and cases of induced abortion respectively. RESULTS: A total of 3554 women were interviewed. Of this total, 2197 women reported on the outcomes of 2723 pregnancies that occurred over the period. The number of all reported cases of abortions (induced and spontaneous) and induced abortions were 370 (13.6%) and 101 (3.7%) respectively. Unmarried women were more likely to have abortion as compared to married women (aOR = 1.77, 95% CI [1.21-2.58], p = 0.003). Women aged 20-29 years were 43% less likely to have abortion in comparison with those within the ages 13-19 years (aOR = 0.57, 95% CI [0.34-0.95], p = 0.030). Women with primary, middle/junior high school (JHS) and at least secondary education had higher odds of having abortion as compared to women without education. Compared with the most poor women, wealthiest women were three-fold likely to have abortion. Unmarried women had higher odds of having induced abortion as compared to married women (aOR = 7.73, 95% CI [2.79-21.44], p < 0.001). Women aged 20-29 years, 30-39 years and 40-49 years were less likely to have induced abortion as compared to those 13-19 years of age. CONCLUSION: Extra efforts are needed to ensure that family planning services, educational programs on abortion and abortion care reach the target groups identified in this study

    Genome-Wide Linkage Analysis of Malaria Infection Intensity and Mild Disease

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    Although balancing selection with the sickle-cell trait and other red blood cell disorders has emphasized the interaction between malaria and human genetics, no systematic approach has so far been undertaken towards a comprehensive search for human genome variants influencing malaria. By screening 2,551 families in rural Ghana, West Africa, 108 nuclear families were identified who were exposed to hyperendemic malaria transmission and were homozygous wild-type for the established malaria resistance factors of hemoglobin (Hb)S, HbC, alpha(+) thalassemia, and glucose-6-phosphate-dehydrogenase deficiency. Of these families, 392 siblings aged 0.5–11 y were characterized for malaria susceptibility by closely monitoring parasite counts, malaria fever episodes, and anemia over 8 mo. An autosome-wide linkage analysis based on 10,000 single-nucleotide polymorphisms was conducted in 68 selected families including 241 siblings forming 330 sib pairs. Several regions were identified which showed evidence for linkage to the parasitological and clinical phenotypes studied, among them a prominent signal on Chromosome 10p15 obtained with malaria fever episodes (asymptotic z score = 4.37, empirical p-value = 4.0 × 10(−5), locus-specific heritability of 37.7%; 95% confidence interval, 15.7%–59.7%). The identification of genetic variants underlying the linkage signals may reveal as yet unrecognized pathways influencing human resistance to malaria

    A systematic review and synthesis of the strengths and limitations of measuring malaria mortality through verbal autopsy.

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    BACKGROUND: Lack of valid and reliable data on malaria deaths continues to be a problem that plagues the global health community. To address this gap, the verbal autopsy (VA) method was developed to ascertain cause of death at the population level. Despite the adoption and wide use of VA, there are many recognized limitations of VA tools and methods, especially for measuring malaria mortality. This study synthesizes the strengths and limitations of existing VA tools and methods for measuring malaria mortality (MM) in low- and middle-income countries through a systematic literature review. METHODS: The authors searched PubMed, Cochrane Library, Popline, WHOLIS, Google Scholar, and INDEPTH Network Health and Demographic Surveillance System sites' websites from 1 January 1990 to 15 January 2016 for articles and reports on MM measurement through VA. INCLUSION CRITERIA: article presented results from a VA study where malaria was a cause of death; article discussed limitations/challenges related to measurement of MM through VA. Two authors independently searched the databases and websites and conducted a synthesis of articles using a standard matrix. RESULTS: The authors identified 828 publications; 88 were included in the final review. Most publications were VA studies; others were systematic reviews discussing VA tools or methods; editorials or commentaries; and studies using VA data to develop MM estimates. The main limitation were low sensitivity and specificity of VA tools for measuring MM. Other limitations included lack of standardized VA tools and methods, lack of a 'true' gold standard to assess accuracy of VA malaria mortality. CONCLUSIONS: Existing VA tools and methods for measuring MM have limitations. Given the need for data to measure progress toward the World Health Organization's Global Technical Strategy for Malaria 2016-2030 goals, the malaria community should define strategies for improving MM estimates, including exploring whether VA tools and methods could be further improved. Longer term strategies should focus on improving countries' vital registration systems for more robust and timely cause of death data

    Stillbirth outcome capture and classification in population-based surveys: EN-INDEPTH study.

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    BACKGROUND: Household surveys remain important sources of stillbirth data, but omission and misclassification are common. Classifying adverse pregnancy outcomes as stillbirths requires accurate reporting of vital status at birth and gestational age or birthweight for every pregnancy. Further categorisation, e.g. by sex, or timing (intrapartum/antepartum) improves data to understand and prevent stillbirth. METHODS: We undertook a cross-sectional population-based survey of women of reproductive age in five health and demographic surveillance system sites in Bangladesh, Ethiopia, Ghana, Guinea-Bissau and Uganda (2017-2018). All women answered a full birth history with pregnancy loss questions (FBH+) or a full pregnancy history (FPH). A sub-sample across both groups were asked additional stillbirth questions. Questions were evaluated using descriptive measures. Using an interpretative paradigm and phenomenology methodology, focus group discussions with women exploring barriers to reporting birthweight for stillbirths were conducted. Thematic analysis was guided by an a priori codebook. RESULTS: Overall 69,176 women reported 98,483 livebirths (FBH+) and 102,873 pregnancies (FPH). Additional questions were asked for 1453 stillbirths, 1528 neonatal deaths and 12,620 surviving children born in the 5 years prior to the survey. Completeness was high (> 99%) for existing FBH+/FPH questions on signs of life at birth and gestational age (months). Discordant responses in signs of life at birth between different questions were common; nearly one-quarter classified as stillbirths on FBH+/FPH were reported born alive on additional questions. Availability of information on gestational age (weeks) (58.1%) and birthweight (13.2%) was low amongst stillbirths, and heaping was common. Most women (93.9%) were able to report the sex of their stillborn baby. Response completeness for stillbirth timing (18.3-95.1%) and estimated proportion intrapartum (15.6-90.0%) varied by question and site. Congenital malformations were reported in 3.1% stillbirths. Perceived value in weighing a stillborn baby varied and barriers to weighing at birth a nd knowing birthweight were common. CONCLUSIONS: Improving stillbirth data in surveys will require investment in improving the measurement of vital status, gestational age and birthweight by healthcare providers, communication of these with women, and overcoming reporting barriers. Given the large burden and effect on families, improved data must be made available to end preventable stillbirths

    Recognition models to predict DNA-binding specificities of homeodomain proteins

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    Motivation: Recognition models for protein-DNA interactions, which allow the prediction of specificity for a DNA-binding domain based only on its sequence or the alteration of specificity through rational design, have long been a goal of computational biology. There has been some progress in constructing useful models, especially for C2H2 zinc finger proteins, but it remains a challenging problem with ample room for improvement. For most families of transcription factors the best available methods utilize k-nearest neighbor (KNN) algorithms to make specificity predictions based on the average of the specificities of the k most similar proteins with defined specificities. Homeodomain (HD) proteins are the second most abundant family of transcription factors, after zinc fingers, in most metazoan genomes, and as a consequence an effective recognition model for this family would facilitate predictive models of many transcriptional regulatory networks within these genomes

    Global analysis of Drosophila Cys2-His2 zinc finger proteins reveals a multitude of novel recognition motifs and binding determinants

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    Cys2-His2 zinc finger proteins (ZFPs) are the largest group of transcription factors in higher metazoans. A complete characterization of these ZFPs and their associated target sequences is pivotal to fully annotate transcriptional regulatory networks in metazoan genomes. As a first step in this process, we have characterized the DNA-binding specificities of 129 zinc finger sets from Drosophila using a bacterial one-hybrid system. This data set contains the DNA-binding specificities for at least one encoded ZFP from 70 unique genes and 23 alternate splice isoforms representing the largest set of characterized ZFPs from any organism described to date. These recognition motifs can be used to predict genomic binding sites for these factors within the fruit fly genome. Subsets of fingers from these ZFPs were characterized to define their orientation and register on their recognition sequences, thereby allowing us to define the recognition diversity within this finger set. We find that the characterized fingers can specify 47 of the 64 possible DNA triplets. To confirm the utility of our finger recognition models, we employed subsets of Drosophila fingers in combination with an existing archive of artificial zinc finger modules to create ZFPs with novel DNA-binding specificity. These hybrids of natural and artificial fingers can be used to create functional zinc finger nucleases for editing vertebrate genomes

    Family Planning Awareness, Perceptions and Practice among Community Members in the Kintampo Districts of Ghana

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    Family planning is known to prevent maternal deaths, but some social norms, limited supplies and inconsistent use makes this difficult to achieve in most low- and middle-income countries. In spite of the high fertility levels in most sub-Saharan African countries and the potential economic benefits of family planning, its patronage remains very low in the sub-region. This study was with the objective of identifying the levels of awareness, utilization, access to and perceptions about family planning and contraception. A cross-sectional study design was used for the study, with data collected from multiple sources using both quantitative and qualitative approaches. Relevant findings included a marked disconnect between family planning/contraceptive knowledge and use. The pills and injectables were the most frequently used, but females in the study population poorly patronised emergency contraception. Supplies of most family planning methods were found to be health facility based, requiring clients to have to necessarily go there for services. Some respondents harboured perceptions that family planning was the responsibility of females alone and that it fuelled promiscuity among female users. Recommendations made include ensuring that health facilities had adequate staff and expertise to provide facility-based family planning services and also to disabuse the minds of community members of the negative perceptions towards family planning

    Prevalence of Hypertension in the Middle Belt of Ghana: A Community-Based Screening Study.

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    OBJECTIVE: Prevalence of hypertension is on the rise and can be attributed to aging populations and changing behavioral or lifestyle risk factors. The objectives of this study were to determine the prevalence, awareness, treatment, control, and risk factors of hypertension in the middle part of Ghana. METHODS: A total of 2,555 participants aged ≥18 years (mean age of 43 years; 60.5% female) were enrolled using a two-stage sampling method. The World Health Organization STEPwise approach to chronic disease risk factor Surveillance-Instrument v2.1 was used for data collection. Blood pressure and anthropometric measurements were assessed. Blood glucose and lipids were also measured using blood samples collected after an overnight fast. RESULTS: Prevalence of hypertension was 28.1% (95% CI: 26.3%-29.8%). Less than half, i.e., 45.9% (95% CI: 42.2%-49.6%), of the respondents were aware of their hypertensive status. Of those aware and had sought medical treatment, 41.3% (95% CI: 36.1-46.8) had their hypertension controlled. Risk factors associated with being hypertensive were current (p=0.053) and past tobacco usage (p < 0.001), prediabetes (p=0.042), high body mass index (p < 0.001), hyperglycaemia (p=0.083), and hypercholesterolaemia (p=0.010). Doing vigorous work and being active in sports were less associated with being hypertensive (p < 0.001). CONCLUSION: Our study showed that close to one-quarter of adults who were involved in the survey in the middle belt of Ghana were hypertensive with less than half being aware of their hypertensive status; nearly half of those on treatment had controlled hypertension. Healthcare systems need adequate resources that enable them to screen, educate, and refer identified hypertensive patients for appropriate management to prevent or minimize the development of hypertension-related complications
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