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. 2024 Nov 22;14:29022. doi: 10.1038/s41598-024-80569-x

Table 4.

Age-adjusted prevalence of emergency transport cases.

National Hirono Naraha Tomioka Kawauchi Okuma・Futaba Katsurao・Namie
Crude prevalence, % 4.51 3.63 5.21 5.19 7.47 2.16 3.48
Estimated population-based age-adjusted prevalence (95% CI), %†† - 3.77 (3.25–4.28) 5.05 (4.37–5.73) 6.41 (5.28–7.54) 6.42 (5.32–7.53) 2.08 (1.19–2.98) 3.43 (2.74–4.11)
National population census-based age-adjusted prevalence (95% CI), % *†† 4.58 (4.57–4.58) 4.37 (3.78–4.96) 6.41 (5.58–7.23) 8.29 (6.97–9.6) 6.77 (5.59–7.95) 10.45 (7.11–13.8) 6.36 (5.21–7.51)
Δ Age-adjusted prevalence (95% CI), %** −0.60 (−1.38–0.18) −1.36 (−2.43–−0.28) −1.88 (−3.6–−0.15) −0.35 (−1.96–1.27) −8.37 (−11.84–−4.91) −2.93 (−4.27–−1.60)

Confidence interval (CI).

†Age-adjusted prevalence of emergency transport cases in Japan was calculated based on the 2020 national emergency transport data.

†† Age adjustment was performed using the 2015 model in Japan.

* Based on 2020 National Population Census data.

** Difference in age adjusted prevalence between the estimated population-based prevalence and census-based prevalence.