Effect of emergency declaration on mental health during the COVID-19 pandemic in Japan: A social network service-based difference-in-differences approach

Authors

Akifumi Eguchi

Daisuke Yoneoka

Shoi Shi

Yuta Tanoue

Takayuki Kawashima

Shuhei Nomura

Koji Makiyama

Shinya Uryu

Masayuki Sawada

Yumi Kawamura

Shinichi Takayanagi

Stuart Gilmour

Hiroaki Miyata

Doi

10.1177/00368504211029793

Published in Science Progress, vol. 104, no. 3, article 00368504211029793. doi:10.1177/00368504211029793

A difference-in-differences analysis of social media data quantifying the mental health impact of Japan’s COVID-19 state of emergency.