Zobrazeno 1 - 10
of 81
pro vyhledávání: '"Kumi Hirokawa"'
Publikováno v:
PCN Reports, Vol 3, Iss 2, Pp n/a-n/a (2024)
Abstract Aim This study investigated the association between COVID‐19 pandemic‐related work environment changes and suspected post‐traumatic stress disorder (PTSD) in Japanese workers. Methods A web survey of 1104 workers was conducted in Japan
Externí odkaz:
https://doaj.org/article/de23d310912942429d6a777e26e35aa7
Associations of testosterone and cortisol concentrations with sleep quality in Japanese male workers
Publikováno v:
Comprehensive Psychoneuroendocrinology, Vol 12, Iss , Pp 100158- (2022)
Low testosterone concentrations are associated with disrupted sleep, and high levels of cortisol, which is elevated in response to stress, lead to insomnia. This study aimed to investigate the associations of testosterone and cortisol concentrations
Externí odkaz:
https://doaj.org/article/d6aee981476c490d904f992288ce5588
Autor:
Kumi Hirokawa, Tetsuya Ohira, Mitsugu Kajiura, Hironori Imano, Akihiko Kitamura, Masahiko Kiyama, Takeo Okada, Hiroyasu Iso
Publikováno v:
Brain and Behavior, Vol 10, Iss 4, Pp n/a-n/a (2020)
Abstract Objective We aimed to investigate associations between cardiovascular reactivity to acute stress and sickness absence among Japanese male and female workers, in a prospective study. Methods Among healthy employed Japanese workers who underwe
Externí odkaz:
https://doaj.org/article/4c09b32e7e4349db83f3d9fd95ded22f
Autor:
Yoko Takahata, Kumi Hirokawa
Publikováno v:
Scientific Reports, Vol 8, Iss 1, Pp 1-6 (2018)
Abstract This study aimed to characterize the relationship between the ratio of the length of the second and fourth fingers (2D:4D value) and the speed of sound of the calcaneus by quantitative ultrasound (QUS-SOS) in undergraduate female students. W
Externí odkaz:
https://doaj.org/article/1e8fffdb8bed4e3c9b2a96e264e40127
Autor:
Kumi Hirokawa, Tetsuya Ohira, Mako Nagayoshi, Mitsugu Kajiura, Hironori Imano, Akihiko Kitamura, Masahiko Kiyama, Takeo Okada, Hiroyasu Iso
Publikováno v:
Preventive Medicine Reports, Vol 4, Iss , Pp 61-67 (2016)
This study aimed to investigate the effects of occupational status and job stress factors on cardiovascular stress reactivity in Japanese workers. In this baseline assessment between 2001 and 2009 in Osaka, Japan, we examined 928 healthy Japanese emp
Externí odkaz:
https://doaj.org/article/2edb0a0e32ef4de3b821ec7b843f8690
Publikováno v:
PLoS ONE, Vol 8, Iss 5, p e66018 (2013)
The present study was performed to investigate the associations between eye-blink behaviors and various other factors in primates. We video-recorded 141 individuals across 71 primate species and analyzed the blink rate, blink duration, and "isolated"
Externí odkaz:
https://doaj.org/article/70b485c50aa842fb9bf60fdc9aabe341
Autor:
Kumi Hirokawa, Ayaka Kasuga, Kiyoaki Matsumoto, Yasuko Omori, Yukie Masui, Takeshi Nakagawa, Madoka Ogawa, Yoshiko Ishioka, Hiroki Inagaki, Kazunori Ikebe, Yasumichi Arai, Tatsuro Ishizaki, Kei Kamide, Yasuyuki Gondo
Publikováno v:
Geriatrics & Gerontology International. 22:1040-1046
This cross-sectional study aimed to investigate the associations between salivary testosterone concentrations and cognitive function in 70-year-old Japanese elderly people without dementia and stroke.Participants were 197 Japanese community-dwelling
Autor:
Takeo Okada, Hiroyasu Iso, Mitsugu Kajiura, Masanori Nagao, Hironori Imano, Masahiko Kiyama, Mako Nagayoshi, Tetsuya Ohira, Akihiko Kitamura, Kumi Hirokawa
Publikováno v:
International Journal of Behavioral Medicine. 29:299-307
The present study investigated associations between occupation, job stress, and salivary cortisol levels after psychological tasks. We examined 766 (273 men and 493 women) healthy employed Japanese participants aged 21 to 68 years (mean age = 46.4 ye
Autor:
Satoyo Ikehara, Takashi Kimura, Kumi Hirokawa, Kimiko Ueda, Kaori Honjo, Hiroyasu Iso, Takuyo Sato
Publikováno v:
Journal of Autism and Developmental Disorders. 50:2698-2709
The purpose of the present study was to investigate associations of dietary intake including vitamin D, folate, and n-3 and n-6 polyunsaturated fatty acids (PUFA) in pregnant women with broad autism phenotype (BAP). The Japan Environment and Children
Autor:
Mitsugu Kajiura, Hiroyasu Iso, Kumi Hirokawa, Masahiko Kiyama, Hironori Imano, Tetsuya Ohira, Akihiko Kitamura, Takeo Okada
Publikováno v:
Fukushima Journal of Medical Science
This study aimed to investigate associations between Brief Job Stress Questionnaire (BJSQ)-measured job stress factors and sickness absence in Japanese workers. Among 551 healthy, employed Japanese men and women (age range: 21-73 years) who underwent