Towards a safe and sufficient blood supply in Sub‐Saharan Africa
Bibliographic record
Abstract
Most countries in Sub‐Saharan Africa (SSA) are either low‐income or low‐middle income countries, that is countries whose gross national income per capita is $995 (USD) or less or $996–3895, respectively. Added to this, they have very few health care professionals specifically trained in transfusion medicine and are the countries whose populations have a high prevalence of transfusion‐transmissible agents (especially HIV, hepatitis B and malaria) and whose patients (women haemorrhaging at birth, men in motor vehicle or motorcycle accidents, children with malaria or sickle cell anaemia) are often in urgent need of blood transfusion. This combination of few resources, both financial and human, combined with many potential donors at risk of transmitting infection and patients with urgent transfusion requirements renders the provision of a safe and adequate blood supply in SSA extremely challenging. In this review, we will discuss the current literature addressing how these challenges are being met and present one example of a SSA national blood transfusion service, the Uganda Blood Transfusion Service.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.003 | 0.006 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.002 |
| Science and technology studies | 0.001 | 0.001 |
| Scholarly communication | 0.004 | 0.003 |
| Open science | 0.001 | 0.002 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.002 | 0.001 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".