Large Questionnaire Survey on Sleep Duration and Insomnia Using the TV Hybridcast System by Japan Broadcasting Corporation (NHK).
Kazuki ItoHiroshi KadotaniIsa OkajimaAyaka UbaraMamoru IchikawaChie OmichiTowa MiyamotoArichika MatsudaYukiyoshi SumiHirotoshi KitagawaPublished in: International journal of environmental research and public health (2021)
Almost a quarter of the Japanese participants presented short sleep duration and insomnia. Furthermore, the Hybridcast system may be useful for performing large internet-based surveys, especially for elderly individuals.