Isa Okajima (I Okajima)

Publication Activity (10 Years)

Years Active: 2020-2024
Publications (10 Years): 22

Top Topics

Psychometric Properties

Randomized Controlled Trial

Spectrum Disorder

Top Venues

International journal of environmental research and public health

Occupational medicine (Oxford, England)

Sleep and biological rhythms

This page only lists publications with an associated author ORCID identifier.

Publications

Yuta Takano, Isa Okajima, Takeshi Ando, Suguru Iwano, Yuichi Inoue
Presenteeism and sleep duration on workdays and days off. Occupational medicine (Oxford, England) 74 (4) (2024)
Yuta Takano, Isa Okajima, Takeshi Ando, Suguru Iwano, Yuichi Inoue
Presenteeism and sleep duration on workdays and days off. Occupational medicine (Oxford, England) (2024)
Yuta Takano, Isa Okajima, Takeshi Ando, Suguru Iwano, Yuichi Inoue
Presenteeism and sleep duration on workdays and days off. Occupational medicine (Oxford, England) 74 (4) (2024)
Junko Okajima, Isa Okajima
Psychometric Properties of the Japanese Version of the Parental Acceptance and Action Questionnaire in Parents with Infants and Toddlers. International journal of environmental research and public health 20 (9) (2023)
Yuta Takano, Suguru Iwano, Takeshi Ando, Isa Okajima
Sleep Debt Mediates the Relationship between Work-Related Social Factors, Presenteeism, and Well-Being in Japanese Workers. International journal of environmental research and public health 20 (7) (2023)
Isa Okajima, Hiroshi Kadotani, null On Behalf Of The NinJa Sleep Study Group
Association of Sleep Reactivity and Anxiety Sensitivity with Insomnia-Related Depression and Anxiety among City Government Employees in Japan. Clocks & sleep 5 (2) (2023)
Junko Okajima, Isa Okajima
Psychometric Properties of the Japanese Version of the Parental Acceptance and Action Questionnaire in Parents with Infants and Toddlers. International journal of environmental research and public health 20 (9) (2023)
Isa Okajima, Hiroshi Kadotani, null On Behalf Of The NinJa Sleep Study Group
Association of Sleep Reactivity and Anxiety Sensitivity with Insomnia-Related Depression and Anxiety among City Government Employees in Japan. Clocks & sleep 5 (2) (2023)
Junko Okajima, Isa Okajima
Psychometric Properties of the Japanese Version of the Parental Acceptance and Action Questionnaire in Parents with Infants and Toddlers. International journal of environmental research and public health 20 (9) (2023)
Junko Okajima, Isa Okajima
Psychometric Properties of the Japanese Version of the Parental Acceptance and Action Questionnaire in Parents with Infants and Toddlers. International journal of environmental research and public health 20 (9) (2023)
Isa Okajima, Hiroshi Kadotani, null On Behalf Of The NinJa Sleep Study Group
Association of Sleep Reactivity and Anxiety Sensitivity with Insomnia-Related Depression and Anxiety among City Government Employees in Japan. Clocks & sleep 5 (2) (2023)
Isa Okajima, Hiroshi Kadotani, null On Behalf Of The NinJa Sleep Study Group
Association of Sleep Reactivity and Anxiety Sensitivity with Insomnia-Related Depression and Anxiety among City Government Employees in Japan. Clocks & sleep 5 (2) (2023)
Isa Okajima, Hiroshi Kadotani, null On Behalf Of The NinJa Sleep Study Group
Association of Sleep Reactivity and Anxiety Sensitivity with Insomnia-Related Depression and Anxiety among City Government Employees in Japan. Clocks & sleep 5 (2) (2023)
Ayaka Ubara, Noriko Tanizawa, Megumi Harata, Sooyeon Suh, Chien-Ming Yang, Xin Li, Isa Okajima
How Does E-mail-Delivered Cognitive Behavioral Therapy Work for Young Adults (18-28 Years) with Insomnia? Mediators of Changes in Insomnia, Depression, Anxiety, and Stress. International journal of environmental research and public health 19 (8) (2022)
Hyojin Nam, Jinyoung Chang, Mickey Todd Trockel, Isa Okajima, Chien-Ming Yang, Rachel Ngan Yin Chan, Shirley Xin Li, Sooyeon Suh
Predictors of dropout in university students participating in an 8-week e-mail-based cognitive-behavioral therapy for insomnia intervention. Sleep & breathing = Schlaf & Atmung (2022)
Kentaro Matsui, Yoko Komada, Isa Okajima, Yoshikazu Takaesu, Kenichi Kuriyama, Yuichi Inoue
A Cross-Sectional Study of Evening Hyperphagia and Nocturnal Ingestion: Core Constituents of Night Eating Syndrome with Different Background Factors. Nutrients 13 (11) (2021)
Isa Okajima, Noriko Tanizawa, Megumi Harata, Sooyeon Suh, Chien-Ming Yang, Shirley Xin Li, Mickey T Trockel
Can an E-Mail-Delivered CBT for Insomnia Validated in the West Be Effective in the East? A Randomized Controlled Trial. International journal of environmental research and public health 19 (1) (2021)
Kazuki Ito, Hiroshi Kadotani, Isa Okajima, Ayaka Ubara, Mamoru Ichikawa, Chie Omichi, Towa Miyamoto, Arichika Matsuda, Yukiyoshi Sumi, Hirotoshi Kitagawa
Large Questionnaire Survey on Sleep Duration and Insomnia Using the TV Hybridcast System by Japan Broadcasting Corporation (NHK). International journal of environmental research and public health 18 (5) (2021)
Isa Okajima, Yoko Komada, Wakako Ito, Yuichi Inoue
Sleep Debt and Social Jetlag Associated with Sleepiness, Mood, and Work Performance among Workers in Japan. International journal of environmental research and public health 18 (6) (2021)
Miho Ishii, Wakako Ito, Yuki Karube, Yuko Ogawa, Anna Tagawa, Shunta Maeda, Hideki Sato, Toru Takahashi, Natsumi Inomata, Hajime Narisawa, Yoshikazu Takaesu, Koichiro Watanabe, Isa Okajima
Effects of transdiagnostic group treatment for sleep disturbances in adult attention-deficit/hyperactivity disorders and autistic spectrum disorder: a pilot study. Sleep and biological rhythms 20 (2) (2021)
Miho Ishii, Wakako Ito, Yuki Karube, Yuko Ogawa, Anna Tagawa, Shunta Maeda, Hideki Sato, Toru Takahashi, Natsumi Inomata, Hajime Narisawa, Yoshikazu Takaesu, Koichiro Watanabe, Isa Okajima
Effects of transdiagnostic group treatment for sleep disturbances in adult attention-deficit/hyperactivity disorders and autistic spectrum disorder: a pilot study. Sleep and biological rhythms 20 (2) (2021)
Yoko Komada, Isa Okajima, Tamotsu Kuwata
The Effects of Milk and Dairy Products on Sleep: A Systematic Review. International journal of environmental research and public health 17 (24) (2020)