Novel indicator for the spread of new coronavirus disease 2019 and its association with human mobility in Japan.

ABSTRACT: The Japanese government adopted policies to control human mobility in 2020 to prevent the spread of severe acute respiratory syndrome coronavirus 2, which causes coronavirus disease 2019 (COVID-19). The present study examined the impact of human mobility on COVID-19 cases at the prefectural level in Japan by devising an indicator to have a relationship between the number of infected people and on human mobility. We calculated origin-destination travel mobility within prefectures in Japan from March 1st to December 31st, 2020, using mobile phone data. A cross-correlation function (CCF) was used to examine the relationship between human mobility and a COVID-19 infection acceleration indicator (IAI), which represents the rate of change in the speed of COVID-19 infection. The CCF of intraprefe

SUBMITTER: Kawakami Y 

PROVIDER: S-EPMC9810243 | biostudies-literature | 2023 Jan

REPOSITORIES: biostudies-literature