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  1. 21481
    “…According to data available in literature, knowledge on fungal richness ranges from 19 species (Guinea Bissau) to 1595 (Sierra Leone). In estimating existing species diversity, richness estimators and the Hawksworth 6:1 fungus to plant species ratio were used. …”
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    Mapping mycological ignorance – checklists and diversity patterns of fungi known for West Africa
  2. 21482
    “…We found three studies each from Ghana and Kenya, two each in Burkina Faso and Nigeria, and a study each from Niger, Sierra Leone, and Tanzania. Of the 13 included studies, eight reported that pregnant women perceived the quality of care under the free maternal healthcare policy to be poor. …”
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    Maternal perceptions of the quality of Care in the Free Maternal Care Policy in sub-Sahara Africa: a systematic scoping review
  3. 21483
    por Abeles, Jonathan, Conway, David J.
    Publicado 2020
    “…There was a high level of sub-national variation in prevalence among states within Nigeria (G = 0.30, 95% CI 0.26–0.35), contrasting with more moderate variation within Ghana (G = 0.18, 95% CI 0.12–0.25) and Sierra Leone (G = 0.17, 95% CI 0.12–0.22). There was also significant inequality in prevalence among local village communities, generally more marked during dry seasons when there was lower mean prevalence. …”
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    The Gini coefficient as a useful measure of malaria inequality among populations
  4. 21484
    “…The remaining 52 were from the four countries most affected by EVD (Guinea, Liberia, Sierra Leone, and Mali). Challenges to effective border screening included: inadequate personal protective equipment and supplies, insufficient space or isolation rooms and delays at the border crossings, and too few trained staff. …”
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    Self-reported challenges to border screening of travelers for Ebola by district health workers in northern Ghana: An observational study
  5. 21485
    “…Participants were enrolled at 6 sites in four countries (Guinea, Liberia, Sierra Leone, and Mali). Of the 4789 participants, 2560 (53%) were adults and 2229 (47%) were children. …”
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    Partnership for Research on Ebola VACcination (PREVAC): protocol of a randomized, double-blind, placebo-controlled phase 2 clinical trial evaluating three vaccine strategies against Ebola in healthy volunteers in four West African countries
  6. 21486
    “…RESULTS: The pooled results showed that about 50.7% (95% CI 48.2–53.3%) of pregnant married women in the studied countries took deworming medications, and this varied from as high as 84.1% in Sierra Leone to as low as 2% in Angola. Regarding sub-regional coverage, the highest and lowest coverages were seen in East Africa (67.6%, 95% CI 66.0–69.1%) and West Africa (24.3%, 95% CI 22.4–26.4%) respectively. …”
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    Utilization of deworming medication and its associated factors among pregnant married women in 26 sub-Saharan African countries: a multi-country analysis
  7. 21487
    “…The prevalence was lowest in Mauritius (22.2%) and highest in Sierra Leone (54.6%). Adolescents who felt lonely [aOR = 1.66, 95% CI = 1.53, 1.80], had history of anxiety [aOR = 1.53, 95% CI = 1.41, 1.66], suicidal ideation [aOR = 1.28, 95% CI = 1.17, 1.39], suicidal attempt [aOR = 1.86, 95% CI = 1.72, 2.02], current users of marijuana [aOR = 1.59, 95% CI = 1.38, 1.84], and truants at [aOR = 1.43, 95% CI = 1.34, 1.52] were more likely to be victims of bullying. …”
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    A multi-country analysis of the prevalence and factors associated with bullying victimisation among in-school adolescents in sub-Saharan Africa: evidence from the global school-based health survey
  8. 21488
    “…SETTINGS: Publicly funded health facilities in rural and urban areas in in Ethiopia, South Africa, Sierra Leone, and Zimbabwe. PARTICIPANTS: Research staff including principal investigators, coinvestigators, field staff, PhD students, and research assistants. …”
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    Implementation science protocol for a participatory, theory-informed implementation research programme in the context of health system strengthening in sub-Saharan Africa (ASSET-ImplementER)
  9. 21489
    “…Data were collected between 2013–2014 from 2907 farmers from two rice production systems (irrigated and rainfed lowlands) across five agroecological zones (arid, semiarid, humid, subhumid and highlands) in 12 countries (Benin, Cameroon, Cote d’Ivoire, Ghana, Madagascar, Mali, Niger, Nigeria, Senegal, Sierra Leone, Tanzania and Togo). The exploitable gap for each indicator (the difference between the mean of 10 % highest-yielding farms and the mean-yielding farms) was calculated across the countries, the two production systems and agroecological zones. …”
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    Assessing rice production sustainability performance indicators and their gaps in twelve sub-Saharan African countries
  10. 21490
    “…METHODS: We examined budgets for work in Kenya, Uganda, Vietnam, Democratic Republic of the Congo, Guatemala, Guinea, India, Indonesia, Nigeria, and Sierra Leone from January, 2014 to December, 2020. These ten countries were selected because of the robustness of investments and the availability of data. …”
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    Global Fund contributions to health security in ten countries, 2014–20: mapping synergies between vertical disease programmes and capacities for preventing, detecting, and responding to public health emergencies
  11. 21491
    “…METHODS: We performed a cross-sectional study of LF survivors and household controls in Kenema, Sierra Leone. Upon recruitment, survivors and controls were screened for HL by determining Pure Tone Averages (PTA) of air conduction thresholds using an AMBCO audiometer, according to WHO standards. …”
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    729. Lassa Fever Associated Hearing Loss
  12. 21492
    “…The highest prevalence of LBW was recorded in Gambia (7.2%) with the lowest found in Sierra Leone (2.9%). In terms of eight or more ANC visits, the overall prevalence was 14.5%. …”
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    Antenatal care attendance and low birth weight of institutional births in sub-Saharan Africa
  13. 21493
    “…FINDINGS: We identified 2493 publications, of which 14 studies from four countries (Sierra Leone, Guinea, Liberia, and Angola) were included in the analysis. 12 021 people with suspected disease were included, of whom 4874 were confirmed as positive for Ebola virus infection. …”
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    Clinical and epidemiological performance of WHO Ebola case definitions: a systematic review and meta-analysis
  14. 21494
    “…From 2016 to 2020, Guinea and Sierra Leone were hot spots for HIV prevalence with a Gi_Bin score of 2, Z-Score of 3.17 and P < 0.01. …”
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    Spatial–temporal heterogeneity and determinants of HIV prevalence in the Mano River Union countries
  15. 21495
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    Impact of a Combined Continuous Glucose Monitoring–Digital Health Solution on Glucose Metrics and Self-Management Behavior for Adults With Type 2 Diabetes: Real-World, Observational Study
  16. 21496
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    Genetic Variability of Human Cytomegalovirus Clinical Isolates Correlates With Altered Expression of Natural Killer Cell-Activating Ligands and IFN-γ
  17. 21497
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    Sensitivity Treatments for Teeth with Molar Incisor Hypomineralization: Protocol for a Randomized Controlled Trial
  18. 21498
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    Systematic total arch replacement with thoraflex hybrid graft in acute type A aortic dissection: A single centre experience
  19. 21499
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    Construction and cold test of the superferric decapole for the LHC Luminosity upgrade
  20. 21500
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    Innovative Photonic Sensors for Safety and Security, Part I: Fundamentals, Infrastructural and Ground Transportations
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