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Health information sources show links to RSV vaccination among older adults in Japan (opens in a new tab)

medicalxpress.com · 2026-10-15

Short answerEvidenceSource

Short answer

Mostly supported

Mostly supported.

The claims we could check match the study, but some claims were not covered by the evidence reviewed.

  • 4 supported
  • 1 not covered

Checked against the study summary. The full text wasn't available, so some details couldn't be settled either way.

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Follow the evidence trail
1
2

NewsLink checks it

Mostly supported

Every claim we could check holds up. Four of five claims match the study. This overall rating is based only on the claims we could check. One claim the study doesn't address.

  • 4 supported
  • 1 not covered
Open claim evidence
3
Then inspect each claim

Evidence layer

Claim by claim

Each claim gets a verdict. Expand it to see the evidence directly below.

5 claims in this story

Showing all 5 claimsChoose a verdict to focus the list.

Claim 1 of 5Not coveredAn Osaka Metropolitan University–led research team conducted a nationwide, cross-sectional online survey in Japan among adults aged 60 and older, examining associations between RSV vaccination status, medical information sources, RSV/vaccine knowledge, and prior vaccination history.View evidenceHide evidence

Why this verdict

The abstract-level profile supports the scientific design and scope: a nationwide cross-sectional online survey in Japan among adults aged ≥60 years, n=8300, examining associations between RSV vaccination status, information sources, RSV/vaccine knowledge, and prior vaccination history. However, the profile does not verify the institutional framing that the team was Osaka Metropolitan University-led, so that part is not verifiable at the supplied evidence depth.

1

Study evidence

RSV vaccination uptake among surveyed Japanese adults aged ≥60 years was 4.2%.4.2%

“We conducted a nationwide, cross-sectional online survey in Japan among adults aged ≥60 years.”
2

Study evidence

Awareness that older adults are eligible for RSV vaccination was strongly associated with self-reported RSV vaccination in adjusted analyses.aOR 4.79 (95% CI 3.45-6.67)

“The analysis examined associations between RSV vaccination status and ... knowledge regarding RSV infection and vaccination”
Claim 2 of 5SupportedAmong 8,300 participants, RSV vaccination uptake was 4.2%.View evidenceHide evidence

As stated4.2%

Why this verdict

The profile reports: “Among the 8300 participants, RSV vaccination uptake was 4.2%,” matching the claim.

1

Study evidence

RSV vaccination uptake among surveyed Japanese adults aged ≥60 years was 4.2%.4.2%

“We conducted a nationwide, cross-sectional online survey in Japan among adults aged ≥60 years.”
Claim 3 of 5SupportedPeople who received the RSV vaccine more often reported information from interpersonal or institution-based sources, including health care professionals and workplaces or schools, as well as media-based sources such as academic websites, LINE, and magazines.View evidenceHide evidence

Why this verdict

The profile reports that vaccinated individuals more frequently reported interpersonal or institution-based sources, including healthcare professionals and workplaces or schools, and media-based sources including academic websites, LINE, and magazines. The story frames this as an association/reporting difference rather than causal influence, which is consistent with the abstract-level evidence.

1

Study evidence

RSV vaccination uptake among surveyed Japanese adults aged ≥60 years was 4.2%.4.2%

“We conducted a nationwide, cross-sectional online survey in Japan among adults aged ≥60 years.”
Claim 4 of 5SupportedRSV vaccination was positively associated with knowing that older adults are eligible for RSV vaccination, and with prior vaccination against SARS-CoV-2, influenza, and pneumococcal disease.View evidenceHide evidence

Why this verdict

The profile reports positive adjusted associations between RSV vaccination and knowing that older adults are eligible for RSV vaccination, as well as prior SARS-CoV-2, influenza, and pneumococcal vaccination. The claim is associational and matches the paper profile.

1

Study evidence

Awareness that older adults are eligible for RSV vaccination was strongly associated with self-reported RSV vaccination in adjusted analyses.aOR 4.79 (95% CI 3.45-6.67)

“The analysis examined associations between RSV vaccination status and ... knowledge regarding RSV infection and vaccination”
2

Study evidence

Prior SARS-CoV-2 vaccination was associated with higher odds of reporting RSV vaccination.aOR 1.87 (95% CI 1.38–2.53)

“The analysis examined associations between RSV vaccination status and ... prior vaccination history.”
Claim 5 of 5SupportedThe article says recommendations from health care professionals may support individualized vaccination promotion, while push-based channels such as LINE may be useful for population-level dissemination of RSV-related knowledge.View evidenceHide evidence

Why this verdict

The profile’s discussion states that recommendations from healthcare professionals may support individualized promotion and push-based channels such as LINE may aid population-level dissemination of RSV-related knowledge. The story presents this as hedged and speculative, consistent with the paper profile.

1

Study evidence

RSV vaccination uptake among surveyed Japanese adults aged ≥60 years was 4.2%.4.2%

“We conducted a nationwide, cross-sectional online survey in Japan among adults aged ≥60 years.”
Then look for missing context

Context layer

What the story left out

Important study details the story did not include.

  • All key measures, including vaccination status, information sources, prior vaccination history, and knowledge, were self-reported.

    The story does not mention self-report, recall error, or possible misclassification, which are material limitations for an online survey of vaccination status and information sources.

    From Nationwide cross-sectional online survey; Cross-sectional online survey; Cross-sectional online survey (self-report)

  • Use of an online survey panel may introduce selection bias and affect generalizability to all Japanese adults aged ≥60 years.

    The story identifies the study as an online survey but does not mention selection bias or limits to generalizability from the online panel design.

    From Nationwide cross-sectional online survey

7 things the story did carry across
  • Nationwide cross-sectional online survey of Japanese adults aged ≥60 years, n=8300, assessing RSV vaccination uptake and correlates.
  • RSV vaccination uptake was 4.2% in the surveyed population.
  • RSV vaccination was associated with reported information sources including healthcare professionals, workplaces/schools, academic websites, LINE, and magazines.
  • Knowledge that older adults are eligible for RSV vaccination was strongly associated with RSV vaccination status.
  • Prior vaccination against SARS-CoV-2, influenza, and pneumococcal disease was associated with RSV vaccination status.
  • Authors’ interpretation that healthcare professional recommendations may help individualized promotion and LINE-like push channels may help population-level dissemination.
  • Cross-sectional observational design limits causal inference and temporality.
Then read the study layer

Study layer

Study at a glance

Scan the study first. Expand only the parts you want to inspect.

Pieces of work

3

Evidence read

study summary

Lead result

human in vivo

1Lead resulthuman in vivoEstimate RSV vaccine uptake among Japanese adults aged ≥60 years and assess its association with different medical information sources in the post-COVID-19 era.Nationwide cross-sectional online surveyExpand

In plain English

Nationwide cross-sectional online survey of Japanese adults aged ≥60 years (n=8300) estimating RSV vaccine uptake (4.2%) and assessing multivariable associations between RSV vaccination status and reported medical information sources, knowledge about RSV vaccination eligibility, and prior vaccination history.

Key findings

  • RSV vaccination uptake among surveyed Japanese adults aged ≥60 years was 4.2%.4.2%
  • Reporting healthcare professionals as an information source was associated with higher odds of RSV vaccination.aOR 1.47 (95% CI 1.13–1.92)
“We conducted a nationwide, cross-sectional online survey in Japan among adults aged ≥60 years.”
What this piece can’t prove
  • Cross-sectional online survey design limits inference on temporality and causality between information sources and vaccination.
  • All key measures (vaccination status, information sources, prior vaccination history, and knowledge) were self-reported.
  • Use of an online survey panel may introduce selection bias and affect generalizability to all Japanese adults aged ≥60 years.
2human in vivoAssess whether RSV-related knowledge (about infection/vaccination/eligibility) is associated with RSV vaccination status.Cross-sectional online surveyExpand

In plain English

In a nationwide cross-sectional online survey of Japanese adults aged ≥60 years (n=8300), self-reported RSV vaccination uptake was 4.2%. Knowledge that older adults are eligible for RSV vaccination was strongly and positively associated with self-reported RSV vaccination (adjusted odds ratio 4.79, 95% CI 3.45–6.67) in multivariable logistic regression models that assessed knowledge items about RSV infection and vaccination.

Key findings

  • Awareness that older adults are eligible for RSV vaccination was strongly associated with self-reported RSV vaccination in adjusted analyses.aOR 4.79 (95% CI 3.45-6.67)
“The analysis examined associations between RSV vaccination status and ... knowledge regarding RSV infection and vaccination”
What this piece can’t prove
  • Cross-sectional observational design limits causal inference.
  • Self-reported vaccination status may be subject to misclassification.
  • Low observed RSV vaccination prevalence (4.2%) limits the number of outcome events.
  • Potential for residual confounding in adjusted regression analyses.
3human in vivoAssess whether prior vaccination history (e.g., SARS-CoV-2, influenza, pneumococcal) is associated with RSV vaccination status.Cross-sectional online survey (self-report)Expand

In plain English

Nationwide cross-sectional online survey of Japanese adults aged ≥60 years (n=8,300) assessed associations between prior vaccination history (SARS-CoV-2, influenza, pneumococcal) and self-reported receipt of RSV vaccination. RSV uptake was 4.2%. Multivariable logistic regression found positive associations between prior vaccination and RSV vaccination: SARS-CoV-2 (aOR 1.87, 95% CI 1.38–2.53), influenza (aOR 1.57, 95% CI 1.21–2.03), and pneumococcal disease (aOR 1.83, 95% CI 1.44–2.33).

Key findings

  • Prior SARS-CoV-2 vaccination was associated with higher odds of reporting RSV vaccination.aOR 1.87 (95% CI 1.38–2.53)
  • Prior influenza vaccination was associated with higher odds of reporting RSV vaccination.aOR 1.57 (95% CI 1.21–2.03)
“The analysis examined associations between RSV vaccination status and ... prior vaccination history.”
What this piece can’t prove
  • Cross-sectional, observational design precludes inference of causal relationships or temporal sequencing between prior vaccinations and RSV vaccination.
  • All vaccination variables are self-reported in an online survey; potential for recall error or misclassification.
  • Abstract does not specify which covariates were included in the multivariable models, limiting assessment of residual confounding.
  • Low RSV vaccination uptake (4.2%) in the sample may limit precision and generalizability of effect estimates.
Finally, the search trail

Method layer

NewsLink found the paper. Tessa takes you deeper.

NewsLink checks the story. Tessa is where you inspect the paper, authors, evidence, and research context.

Open the paper in Tessa

Association between respiratory syncytial virus vaccination and medical information sources among Japanese older adults in the post-COVID-19 era: a JACSIS 2024 cross-sectional study

Respiratory investigation · 2026

Deep dive in Tessa (opens in a new tab)Source record (opens in a new tab)

Why this one

Near certain

NewsLink found the paper. Tessa is where you inspect it deeply.

Papers considered

The selected paper, plus nearby candidates.

PubMed, Europe PMC, Crossref · 38 candidate papers

Selected

Association between respiratory syncytial virus vaccination and medical information sources among Japanese older adults in the post-COVID-19 era: a JACSIS 2024 cross-sectional study

Respiratory Investigation · 2026 · PubMed, Europe PMC, Crossref

Tessa (opens in a new tab)Source (opens in a new tab)
Candidate

Author response for "Intramolecular hydrogen bonding topology modulates fluorescence in C4N4 fluorophores"

2026 · Crossref

Source (opens in a new tab)

And 32 more candidates considered.