| Victims (%) | Non-victims (%) | p value | |||
---|---|---|---|---|---|---|
36,032 | 0.65 | 5,498,244 | 99.35 | |||
Age classification, n (%) | 0–19 | 4,835 | 13.4 | 1,058,674 | 19.3 | < 0.001* |
20–39 | 4,646 | 12.9 | 1,094,870 | 19.9 | ||
40–59 | 7,726 | 21.4 | 1,338,343 | 24.3 | ||
60–79 | 13,669 | 37.9 | 1,452,007 | 26.4 | ||
80+ | 5,156 | 14.3 | 554,350 | 10.1 | ||
Sex, n (%) | Men | 15,982 | 44.4 | 2,554,619 | 46.5 | < 0.001* |
Women | 20,050 | 55.6 | 2,943,625 | 53.5 | ||
Prefecture, n (%) | Okayama | 16,921 | 47.0 | 1,520,052 | 27.6 | < 0.001* |
Hiroshima | 9,766 | 27.1 | 2,263,143 | 41.2 | ||
Ehime | 6,780 | 18.8 | 1,100,447 | 20.0 | ||
Missing or others‡ | 2,565 | 7.1 | 614,602 | 11.2 | ||
Medical costs per year (USD), mean (SD) | July 2017 to June 2018 (pre-disaster) | 3,296 | 42.6 | 2,758 | 3.4 | < 0.001†|
July 2018 to June 2019 (post-disaster) | 4,100 | 48.0 | 3,029 | 2.4 | < 0.001†| |
Medical costs per quarter for one year after the disaster (USD), mean (SD) | First | 1,052 | 18.0 | 740 | 1.2 | < 0.001†|
Second | 1,031 | 16.0 | 767 | 1.2 | < 0.001†| |
Third | 958 | 14.0 | 762 | 1.2 | < 0.001†| |
Fourth | 1,057 | 16.0 | 760 | 1.1 | < 0.001†| |
Top 10% per quarter for one year after the disaster, no (%) | First | 5,010 | 13.9 | 548,390 | 10.0 | < 0.001* |
Second | 5,177 | 14.4 | 548,237 | 10.0 | < 0.001* | |
Third | 5,100 | 14.2 | 548,306 | 10.0 | < 0.001* | |
Fourth | 5,710 | 15.9 | 547,671 | 10.0 | < 0.001* | |
Top 30% per quarter for one year after the disaster, no (%) | First | 14,733 | 40.9 | 1,645,312 | 29.9 | < 0.001* |
Second | 15,393 | 42.7 | 1,644,756 | 29.9 | < 0.001* | |
Third | 15,238 | 42.3 | 1,644,880 | 29.9 | < 0.001* | |
Fourth | 15,997 | 44.4 | 1,644,244 | 29.9 | < 0.001* | |
Top 50% per quarter for one year after the disaster, no (%) | First | 23,052 | 64.0 | 2,743,703 | 49.9 | < 0.001* |
Second | 23,313 | 64.7 | 2,743,814 | 49.9 | < 0.001* | |
Third | 22,842 | 63.4 | 2,743,974 | 49.9 | < 0.001* | |
Fourth | 23,560 | 65.4 | 2,743,190 | 49.9 | < 0.001* | |
Participants who did not incur any medical costs per quarter for one year after the disaster, no (%) | First | 5,642 | 15.7 | 1,478,597 | 26.9 | < 0.001* |
Second | 5,112 | 14.2 | 1,386,125 | 25.2 | < 0.001* | |
Third | 5,000 | 13.9 | 1,166,915 | 21.2 | < 0.001* | |
Fourth | 5,321 | 14.8 | 1,359,043 | 24.7 | < 0.001* | |
Service utilization of outpatient care per quarter for one year after the disaster, no (%) | First | 29,897 | 83 | 3,966,137 | 72.1 | < 0.001* |
Second | 30,347 | 84.2 | 4,059,739 | 73.8 | < 0.001* | |
Third | 30,495 | 84.6 | 4,279,071 | 77.8 | < 0.001* | |
Fourth | 30,276 | 84 | 4,089,261 | 74.4 | < 0.001* | |
Service utilization of inpatient care per quarter for one year after the disaster, no (%) | First | 2,431 | 6.7 | 229,607 | 4.2 | < 0.001* |
Second | 2,089 | 5.8 | 227,513 | 4.1 | < 0.001* | |
Third | 1,899 | 5.3 | 222,205 | 4 | < 0.001* | |
Fourth | 2,061 | 5.7 | 223,940 | 4.1 | < 0.001* | |
Service utilization of dispensing pharmacies per quarter for one year after the disaster, no (%) | First | 19,928 | 55.3 | 2,501,098 | 45.5 | < 0.001* |
Second | 20,671 | 57.4 | 2,663,956 | 48.5 | < 0.001* | |
Third | 21,276 | 59 | 2,902,891 | 52.8 | < 0.001* | |
Fourth | 20,473 | 56.8 | 2,682,600 | 48.8 | < 0.001* |