72 research outputs found
The Effect of Financial Crises on Growth and FDI in some African Countries: A Panel VECM Approach
This study investigates the effects of financial crises on economic growth and foreign direct investment in some African countries. A panel vector error correction model is used for the analysis of annual time series data for the period 1994 to 2014. From economic growth model, in the long run, it is observed that gross domestic product per capita is positively influenced by investment, trade and foreign direct investment; with investment and trade being statistically significant. Gross domestic product per capita has a negative significant relationship with real effective exchange rate. On the other hand, in the long run, the investment model shows that investment has a significant positive relationship with both gross domestic product per capita and investment; while it has a negative significant relationship with real effective exchange rate and trade. Also observed from the results is that financial crisis has a negative relationship with both economic growth and foreign direct investment. This study recommends more openness of the economy so as to promote both economic growth and inflow of foreign direct investment in countries. It also recommends the need to encourage more gross fixed capital formation in order to promote both economic growth and foreign direct investment
Risks Comparison between Nuclear Generated Electricity and Other Electricity Generation Sources in Nigeria
Nigeria with over 0.181 Billion people currently suffers from acute power shortage which has seriously affected the country’s economy for several years with no viable solution thus far. Salvaging this situation brings up the need for a search for more efficient means of generating ‘24/7’ electricity in Nigeria. Several attempts by Government to introduce nuclear generated electricity were faced with a lot of criticism from the Nigerian populace. This paper focuses on the perceptions of Nigerians vis-a-vis electricity production using nuclear energy. It raised valid questions and sampled opinions of Nigerians. The survey carried out in this work shows that a lot of Nigerians do not understand that we have accepted more risky physical facilities or riskier option of electrical energy generation as compared to nuclear energy. Hence it made comparison between the casualty rates from other energy generation sources, accident from various means of transportation and from nuclear power plant. The analysis of data used in this work (as provided in table 6.0), shows that it would take road traffic accidents just about four days to claim as much lives as nuclear reactors in 50 years and that in about three years, aviation industry in Nigeria claim more lives than accidents from nuclear reactors in 50 years. We also observed that electricity production from nuclear energy has the lowest record of accidents and fatalities rate as compared to other major energy generation sources
Secondary hyperparathyroidism among Nigerians with chronic kidney disease
Backround: Secondary hyperparathyroidism (SHPT) is a manifestation of chronic kidney disease mineral bone disorder (CKD-MBD). SHPT is common in patients with chronic kidney disease (CKD) and is associated with significant morbidity and mortality.Methods: A cross- sectional descriptive study involving 230 patients with CKD. Results: The mean age of the study population was 44.17±15.24 years. The median intact parathyroid hormone and alkaline phosphatase levels were 96pg/ml (range 4-953pg/ml) and 88 iu/l (range 10-800 iu/l) respectively. The mean (with standard deviation) calcium, serum phosphate, calcium phosphate product and haemoglobin levels were 2.22±0.29mmol/l, 1.8±0.62mmol/l, 3.94±1.42mmol2/l2 and 9.90±1.87g/dl respectively. Majority of patients had advanced CKD with 70.3% of patients in stage G5. The prevalence rates of SHPT, hypocalcaemia, hyperphosphataemia, elevated alkaline phosphatase and elevated calcium phosphate product were 55.2%, 34.8%, 66.1%, 42.2% and 25.2% respectively. Univariate analysis revealed that SHPT was associated with hypocalcaemia, hyperphosphataemia, elevated alkaline phosphatase, proteinuria, anaemia, hypertension, left ventricular hypertrophy and stage of kidney disease; being worse with advancing kidney disease. Independently associated with SHPT were hypocalcaemia (OR=4.84), hyperphosphataemia (OR=3.06), and elevated alkaline phosphatase (OR=2.04).Conclusion: The prevalence of SHPT in CKD is high, occurs early and is independently associated with hypocalcaemia, hyperphosphataemia and elevated alkaline phosphatase. The prevalence of SHPT also increases with worsening renal function.Keywords: Secondary hyperparathyroidism, chronic kidney disease, intact parathyroid hormone, hypocalcaemia, hyperphosphataemia, elevated alkaline phosphatase
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Toward an Understanding of Disengagement from HIV Treatment and Care in Sub-Saharan Africa: A Qualitative Study
Background: The rollout of antiretroviral therapy in sub-Saharan Africa has brought lifesaving treatment to millions of HIV-infected individuals. Treatment is lifelong, however, and to continue to benefit, patients must remain in care. Despite this, systematic investigations of retention have repeatedly documented high rates of loss to follow-up from HIV treatment programs. This paper introduces an explanation for missed clinic visits and subsequent disengagement among patients enrolled in HIV treatment and care programs in Africa. Methods and Findings: Eight-hundred-ninety patients enrolled in HIV treatment programs in Jos, Nigeria; Dar es Salaam, Tanzania; and Mbarara, Uganda who had extended absences from care were tracked for qualitative research interviews. Two-hundred-eighty-seven were located, and 91 took part in the study. Interview data were inductively analyzed to identify reasons for missed visits and to assemble them into a broader explanation of how missed visits may develop into disengagement. Findings reveal unintentional and intentional reasons for missing, along with reluctance to return to care following an absence. Disengagement is interpreted as a process through which missed visits and ensuing reluctance to return over time erode patients' subjective sense of connectedness to care. Conclusions: Missed visits are inevitable over a lifelong course of HIV care. Efforts to prevent missed clinic visits combined with moves to minimize barriers to re-entry into care are more likely than either approach alone to keep missed visits from turning into long-term disengagement
Exploring a sample of university students’ perceptions of menstruation
This study aimed to explore how a sample of young South African women constructed their perceptions of menstruation. The sample comprised 16 racially/ethnically diverse female university students (blacks = 4, whites = 2, coloured = 8; Christians = 11; Muslims = 5; aged 18 to 23 years). They participated in one of three focus group discussions on their constructions of menstruation. Findings from the discourse analysis indicated that the women perceive social control experiences of their menstruation—even in the context of medical understandings.DHE
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Treatment Outcomes in a Decentralized Antiretroviral Therapy Program: A Comparison of Two Levels of Care in North Central Nigeria
Background. Decentralization of antiretroviral therapy (ART) services is a key strategy to achieving universal access to treatment for people living with HIV/AIDS. Our objective was to assess clinical and laboratory outcomes within a decentralized program in Nigeria. Methods. Using a tiered hub-and-spoke model to decentralize services, a tertiary hospital scaled down services to 13 secondary-level hospitals using national and program guidelines. We obtained sociodemographic, clinical, and immunovirologic data on previously antiretroviral drug naïve patients aged ≥15 years that received HAART for at least 6 months and compared treatment outcomes between the prime and satellite sites. Results. Out of 7,747 patients, 3729 (48.1%) were enrolled at the satellites while on HAART, prime site patients achieved better immune reconstitution based on CD4+ cell counts at 12 (P < 0.001) and 24 weeks (P < 0.001) with similar responses at 48 weeks (P = 0.11) and higher rates of viral suppression (<400 c/mL) at 12 (P < 0.001) and 48 weeks (P = 0.03), but similar responses at 24 weeks (P = 0.21). Mortality was 2.3% versus 5.0% (P < 0.001) at prime and satellite sites, while transfer rate was 8.7% versus 5.5% (P = 0.001) at prime and satellites. Conclusion. ART decentralization is feasible in resource-limited settings, but efforts have to be intensified to maintain good quality of care
Comparative incidence of adverse drug reaction during the first and subsequent year of antiretroviral therapy in a Nigerian HIV infected Cohort
Background: Despite close to two decades of antiretroviral therapy
(ART) in Nigeria, data on late on-onset ART-associated adverse drug
reactions (ADRs) are sparse. Objectives: To describe early and
late-onset ADRs and compare their incidence in an outpatient HIV
positive Cohort on ART. Method: We described the incidence of clinical
ADRs identified and documented in an outpatient clinic cohort of
HIV-positive patients treated between June 2004 and December 2015 at a
tertiary health facility in Nigeria. Incidence rates of ADRs during the
first and subsequent years of ART were compared. Results: of the 13,983
patients\u2019 data analyzed, 9317 were females (66%), and those in
the age bracket of 25 to 45 years made up 78% of the studied
population. During 52,411 person-years (py) of ART, 1485 incident ADRs
were recorded; Incidence rate (IR) 28.3 (95% confidence interval [CI]
26.9:29.8) ADRs per 1000 person-years (py) of ART. The IR of ADRs was
about two times higher in the first year of ART compared to subsequent
years of treatment; crude incidence rate ratio (IRR) 1.77 (95% CI
1.59:1.97). Anemia, hypersensitivity reactions, and nervous system
disorders had 7, 23, and 5 times higher incidence, respectively, in the
first year of therapy, compared to subsequent years. Conclusion: The
first year of ART is the period of highest risk of ADRs. Individual and
programmatic treatment success in resource-limited settings requires
strategies for early identification and management of ADR during the
period of greatest risk of ADRs
Patient Experiences of Decentralized HIV Treatment and Care in Plateau State, North Central Nigeria: A Qualitative Study
Background. Decentralization of care and treatment for HIV infection in Africa makes services available in local health facilities. Decentralization has been associated with improved retention and comparable or superior treatment outcomes, but patient experiences are not well understood. Methods. We conducted a qualitative study of patient experiences in decentralized HIV care in Plateau State, north central Nigeria. Five decentralized care sites in the Plateau State Decentralization Initiative were purposefully selected. Ninety-three patients and 16 providers at these sites participated in individual interviews and focus groups. Data collection activities were audio-recorded and transcribed. Transcripts were inductively content analyzed to derive descriptive categories representing patient experiences of decentralized care. Results. Patient participants in this study experienced the transition to decentralized care as a series of "trade-offs." Advantages cited included saving time and money on travel to clinic visits, avoiding dangers on the road, and the "family-like atmosphere" found in some decentralized clinics. Disadvantages were loss of access to ancillary services, reduced opportunities for interaction with providers, and increased risk of disclosure. Participants preferred decentralized services overall. Conclusion. Difficulty and cost of travel remain a fundamental barrier to accessing HIV care outside urban centers, suggesting increased availability of community-based services will be enthusiastically received
Association of HIV-induced immunosuppression and clinical malaria in Nigerian adults
Background: Despite the growing body of evidence on the interaction between HIV and malaria in sub-Saharan Africa, there is a dearth of data on clinical malaria in HIV-infected patients in Nigeria. We determined the burden of clinical malaria in HIV-infected adult Nigerians and further investigated the association between their immunological status and the rates of clinical malaria.
Methods: Ninety seven antiretroviral treatment-naïve HIV-infected adults were enrolled in a cross-sectional study from August to December, 2009. The participants had a complete clinical evaluation, thick and thin blood films for malaria parasites and CD4 cell count quantification. Clinical malaria was defined as having fever (temperature ≥ 37.5oC or history of fever within 48 hours) and a malaria parasite density above the median value obtained for subjects with co-existing fever and parasitaemia.
Results: Clinical malaria was diagnosed in 10 out of 97 patients (10.3%). Lower CD4 cell counts were associated with increasing rates of clinical malaria which was 0% at CD4 cell count of ≥ 500, 2.6% at 200-499 and 30% a
Human Immunodeficiency Virus and Risk of Type 2 Diabetes in a Large Adult Cohort in Jos, Nigeria
BACKGROUND
HIV infection and the use of anti-retroviral therapy (ART) may increase the risk of type 2 diabetes mellitus (T2DM). However, data from regions with a high burden of HIV/AIDS is limited. We determined the prevalence of T2DM at the time of presentation to a large HIV Clinic in Nigeria, as well as the incidence of diabetes 12 months following ART initiation.
METHODS
Data from patients enrolled for ART from 2011 to 2013 was analyzed, including 2632 patients on enrollment and 2452 re-evaluated after 12 months of ART commencement. The presence of diabetes, demographic, clinical and biochemical data were retrieved from standardized databases. CD4+, HIV viral load, and hepatitis C virus (HCV) status were noted. Bivariate and logistic regressions were used to identify risk factors for T2DM.
RESULTS
Baseline T2DM prevalence was 2.3% (95%CI: 1.8% - 2.9%), and age, but not body mass index (BMI) was a risk factor for diabetes. After 12 months of ART, a further 5.3% had developed T2DM. Newly developed diabetes was not associated with age, but was associated with BMI. There were no significant associations between prevalent or incident diabetes and CD4+, viral load or type of ART.
CONCLUSIONS
Diabetes is not uncommon in HIV infected individuals at the time of presentation to HIV services. Patients initiating ART then have a high risk of developing diabetes in the first year of ART. Incident diabetes was associated with a BMI≥25.0, and excessive weight gain should be avoided
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