New Tool Developed To Distribute Vaccines Fairly And Avoid Waste

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No 1 knows precisely really galore doses of coronavirus vaccines were discarded during nan pandemic. But nan numbers are high. Media reported that 125,000 doses went unused successful Norway during 2021 alone.

"We started readying rather precocious successful Norway. There wasn't capable accusation astir what benignant of vaccines we'd get and erstwhile they'd arrive. There were besides nary systems to efficaciously stitchery and usage data."

This is what Hossein Baharmand says. He is simply a interrogator astatine nan University of Agder (UiA) and has led nan improvement of a caller strategy to assistance authorities successful distributing vaccines.

Many considerations to beryllium made

The strategy uses information accessible to decision-makers. This tin see nan number of vaccines and nan organization count successful each municipality.

"Let's opportunity we person 10,000 vaccines to beryllium distributed among nan 50,000 residents successful Grimstad. The strategy calculates really we tin allocate these equitably," says Baharmand.

The exemplary takes into information prioritized groups, distances betwixt retention and vaccination sites, disposable transport, and nan capacities of wellness centres.

The consequence is simply a scheme for vaccine distribution that is some adjacent and feasible.

During nan Covid pandemic, Norwegian authorities struggled to organise each this accusation effectively.

"It was difficult for authorities to cognize really galore vaccines to nonstop where. Data connected people's preferred vaccine manufacturer, for instance, wasn't stored properly. The consequence was that galore vaccines had to beryllium thrown away," says Baharmand.

Equitable planning

There will ever beryllium different views connected what constitutes a adjacent distribution of vaccines. But nan reality is location won't beryllium capable for everyone initially.

The strategy developed by nan researchers requires authorities to first determine who should beryllium first successful statement for vaccines. This could beryllium nan elderly, sick aliases different groups.

"Let's opportunity groups A, B and C get vaccinated first. Other groups person to hold a bit. The strategy uses nan number of group successful these groups to create a plan," explains Baharmand.

The extremity is to support a soft gait for vaccination. For instance, ensuring 60 per cent of each group is vaccinated wrong 4 weeks.

"Some won't make it to nan vaccination tract for various reasons. We tin expect astatine slightest 50 per cent to get nan first dose and 50 per cent to travel for nan 2nd round," he says.

Once nan first groups are done, nan aforesaid process originates for nan adjacent group. The strategy ensures everyone gets a chance to return nan vaccine.

"It's adjacent for each and provides an opportunity for everyone. Whether nan vaccination complaint successful each group should beryllium 60, 70 aliases 80 per cent, that's for nan authorities to decide," says Baharmand.

International use

The strategy developed by nan researchers is peculiarly useful for countries pinch mediocre infrastructure. For instance, Uganda only has 1 world airdrome and constricted intends to support vaccines refrigerated during transport.

"When Uganda receives vaccines, they must beryllium dispatched quickly. But authorities besides request to cognize that wellness centres person nan capacity to administer each nan vaccines. Otherwise, vaccines mightiness beryllium discarded owed to insufficient retention capacity," says Baharmand.

The researchers person provided nan vaccination strategy to wellness authorities successful respective African countries done nan Africa Centres for Disease Control and Prevention. Baharmand hopes nan strategy will beryllium further developed by them and implemented successful African countries.

"In poorer countries, nan separator for correction is overmuch higher. We can't consequence group going without vaccines because mediocre decisions are made successful Europe."

Further research

Baharmand emphasises nan value of supporting vaccination efforts worldwide for world health.

"We unrecorded successful a world wherever everything is interconnected. If those successful poorer countries don't person capable vaccines, caller variants of diseases whitethorn look which will besides impact us," he says.

Researchers are now seeking backing to study vaccine distribution successful Senegal, wherever galore unrecorded successful distant areas.

"In galore African countries, less want vaccines now compared to during Covid. This could subordinate to spot successful authorities but besides misinformation and different factors. We request to understand why and find solutions," he says.

The strategy developed by nan researchers is fresh for usage erstwhile a caller pandemic arises. It tin beryllium adjusted for immoderate state and situation.

The CONTRA project

  • Funded by nan Research Council of Norway
  • Led by Hossein Baharmand astatine UiA
  • Participants from Belgium, Turkey and Norway
  • Developed a instrumentality for readying vaccine distribution successful a smart and equitable manner
  • The strategy is disposable arsenic unfastened root and tin beryllium adapted to different countries and contexts.

Source:

Journal reference:

Boey, L., et al. (2025). Developing an intuitive determination support strategy for equitable vaccine distribution during pandemics. Scientific Reports. doi.org/10.1038/s41598-025-01640-9.

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