Research Topics
| Akinori NakataSummaryAffiliation: University of Tokyo Country: Japan Publications
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Detail Information
Publications
Sleep-related risk of occupational injuries in Japanese small and medium-scale enterprisesAkinori Nakata
National Institute of Industrial Health, Kawasaki, Japan
Ind Health 43:89-97. 2005..The findings suggest that poor nocturnal sleep habits are associated with self-reported occupational injury...- Perceived job stress and sleep-related breathing disturbance in Japanese male workersAkinori Nakata
National Institute of Occupational Safety and Health, Japan
Soc Sci Med 64:2520-32. 2007..Results also indicate that job stress should be considered when evaluating SBD in occupational and clinical settings... 
Perceived psychosocial job stress and sleep bruxism among male and female workersAkinori Nakata
Division of Applied Research and Technology, National Institute of Occupational Safety and Health, 4676 Columbia Parkway, Cincinnati, OH 45226, USA
Community Dent Oral Epidemiol 36:201-9. 2008..The aim of this epidemiological study was to examine the relationship between psychosocial job stress and SB...- Impact of psychosocial job stress on non-fatal occupational injuries in small and medium-sized manufacturing enterprisesAkinori Nakata
National Institute of Industrial Health, Kawasaki, Japan
Am J Ind Med 49:658-69. 2006..The purpose of this study was to examine the association between psychosocial job stress and occupational injuries among workers in SMEs... - Job satisfaction is associated with elevated natural killer cell immunity among healthy white-collar employeesAkinori Nakata
National Institute for Occupational Safety and Health, National Institute for Occupational Safety and Health, 4676 Columbia Parkway, MS C24, Cincinnati, OH 45226, USA
Brain Behav Immun 24:1268-75. 2010.... - Psychological distress, depressive symptoms, and cellular immunity among healthy individuals: a 1-year prospective studyAkinori Nakata
National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati, OH, USA
Int J Psychophysiol 81:191-7. 2011.... - Non-fatal occupational injury among active and passive smokers in small- and medium-scale manufacturing enterprises in JapanAkinori Nakata
National Institute of Occupational Safety and Health, Japan
Soc Sci Med 63:2452-63. 2006..The present study indicates an expected increase in the risk of, occupational injury for current and former smoking men and suggests that exposure to passive smoking is a possible risk factor for never smoking men... - The prevalence and correlates of occupational injuries in small-scale manufacturing enterprisesAkinori Nakata
National Institute of Occupational Safety and Health, Cincinnati, OH 45226, USA
J Occup Health 48:366-76. 2006..Countermeasures such as prohibiting smoking during work, sleep health education, job safety training for young/inexperienced workers are appropriate methods for eliminating or reducing injuries... - Relationship between cumulative effects of smoking and memory CD4+ T lymphocyte subpopulationsAkinori Nakata
National Institute of Occupational Safety and Health, Japan
Addict Behav 32:1526-31. 2007..The findings suggest that the CD4+CD45RO+CD69+ T and CD4+CD45RO+ T lymphocytes are sensitive to cumulative effect of smoking, and may serve as a potential immuno-biomarker for active smoking... - Sickness absence in relation to psychosocial work factors among daytime workers in an electric equipment manufacturing companyYasumasa Otsuka
National Institute of Occupational Safety and Health, Kawasaki, Kanagawa, Japan
Ind Health 45:224-31. 2007..10). This study suggests that appropriate use of sickness absence at times of being exposed to high quantitative workload may help male workers to recover from stressful situations... - Association of active and passive smoking with sleep disturbances and short sleep duration among japanese working populationAkinori Nakata
National Institute of Occupational Safety and Health, Kawasaki, Japan
Int J Behav Med 15:81-91. 2008..The relationship between passive smoking and sleep is uncertain... - Effort-reward imbalance, overcommitment, and cellular immune measures among white-collar employeesAkinori Nakata
Division of Applied Research and Technology, National Institute for Occupational Safety and Health, Cincinnati, OH 45226, USA
Biol Psychol 88:270-9. 2011..030). No significant associations were found in women. Although the picture remains less clear in women, our findings suggest a potential immunological pathway linking adverse working conditions and stress-related disorders in men... - Active and passive smoking and depression among Japanese workersAkinori Nakata
Division of Applied Research and Technology, National Institute for Occupational Safety and Health, Cincinnati, OH 45226, USA
Prev Med 46:451-6. 2008..To assess the relation of passive and active smoking to depressive symptoms in 1839 men and 931 women working in a suburb of Tokyo in 2002... - Association of sickness absence with poor sleep and depressive symptoms in shift workersAkinori Nakata
National Institute of Industrial Health, Kawasaki, Japan
Chronobiol Int 21:899-912. 2004..The association is particularly strong with long-term absence in male shift workers... - Validation of the Karolinska sleepiness scale against performance and EEG variablesKosuke Kaida
Japan National Institute of Occupational Safety and Health, Kawasaki, Japan
Clin Neurophysiol 117:1574-81. 2006..The main aim of the present study was to investigate the validity and reliability of the KSS with electroencephalographic, behavioral and other subjective indicators of sleepiness... - Psychosocial work characteristics predicting daytime sleepiness in day and shift workersMasaya Takahashi
National Institute of Occupational Safety and Health, Tama ku, Kawasaki, Japan
Chronobiol Int 23:1409-22. 2006..The present findings may imply that redesigning these aspects of work environment would be of help in managing daytime sleepiness... - Job stress, social support, and prevalence of insomnia in a population of Japanese daytime workersAkinori Nakata
National Institute of Industrial Health, 6 21 1 Nagao, Tama ku, Kawasaki 214 8585, Japan
Soc Sci Med 59:1719-30. 2004.... - Association of general fatigue with cellular immune indicators among healthy white-collar employeesAkinori Nakata
Division of Applied Research and Technology, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati, Ohio 45226, USA
J Occup Environ Med 53:1078-86. 2011..Although fatigue is a common complaint in the working population, underlying immunological mechanisms are not well understood. This study investigated the association of general fatigue with cellular immune indicators... - Investigating the associations between work hours, sleep status, and self-reported health among full-time employeesAkinori Nakata
Division of Applied Research and Technology, MS C24, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati, OH 45226, USA
Int J Public Health 57:403-11. 2012..The extent to which work hours and sleep are associated with self-rated health (SRH) was investigated in full-time employees of small- and medium-scale businesses (SMBs) in a suburb of Tokyo... - Health problems due to long working hours in Japan: working hours, workers' compensation (Karoshi), and preventive measuresKenji Iwasaki
Institute of Industrial Health, National Institute of Occupational Safety and Health, Nagao, Kawasaki, Japan
Ind Health 44:537-40. 2006..It is obvious that we need to continue research regarding the impact on worker health and the management of long working hours... - Is self-rated health associated with blood immune markers in healthy individuals?Akinori Nakata
Division of Applied Research and Technology, National Institute for Occupational Safety and Health, 4676 Columbia Parkway, MS C24, Cincinnati, OH 45226, USA
Int J Behav Med 17:234-42. 2010..Although self-rated health (SRH) has been established as a robust predictor of morbidity and mortality, the immunological mechanisms underpinning this relationship are poorly understood... - [Relationship between length of sleep and oxidative stress marker, urinary 8-hydroxy-2'-deoxyguanosine]Yuki Matsumoto
National Institute of Industrial Health, Kawasaki
Nippon Eiseigaku Zasshi 61:357-65. 2006..3) The length of habitual sleep had no effect on SU8-OH-dG level... - Association of overtime work with cellular immune markers among healthy daytime white-collar employeesAkinori Nakata
Division of Applied Research and Technology, National Institute for Occupational Safety and Health NIOSH, Cincinnati, OH 45226, USA
Scand J Work Environ Health 38:56-64. 2012..This study investigated the association between overtime work and cellular immunity among Japanese white-collar workers... - Decreases in CD8+ T, naive (CD4+CD45RA+) T, and B (CD19+) lymphocytes by exposure to manganese fumeAkinori Nakata
National Institute of Occupational Safety and Health, Nagao, Kawasaki, Japan
Ind Health 44:592-7. 2006..We conclude that T lymphocytes, especially CD8+ and CD4+CD45RA+ T lymphocytes, as well as CD19+ B lymphocytes are affected by exposure to Mn fume... - Job satisfaction, common cold, and sickness absence among white-collar employees: a cross-sectional surveyAkinori Nakata
Division of Applied Research and Technology, National Institute for Occupational Safety and Health, Cincinnati, OH 45226, USA
Ind Health 49:116-21. 2011..058; p = 0.067) of common cold and days (B = -0.160; p<0.001) and times (B = -0.141; p<0.001) of sickness absence. Our findings suggested that poor job satisfaction is associated with both common cold and sickness absence... - Nurses, smoking, and immunity: a reviewAkinori Nakata
Work Organization and Stress Research Team, Organizational Science and Human Factors Branch, Division of Applied Research and Technology, NIOSH, Cincinnati, OH, USA
Rehabil Nurs 35:198-205. 2010..Rehabilitation nurses are encouraged to share knowledge of the immunological benefits of smoking cessation with patients to facilitate nurse-led rehabilitation programs... - Work hours, sleep sufficiency, and prevalence of depression among full-time employees: a community-based cross-sectional studyAkinori Nakata
Division of Applied Research and Technology, MS C24, National Institute for Occupational Safety and Health, Cincinnati, OH 45226, USA
J Clin Psychiatry 72:605-14. 2011.... - Indoor exposure to natural bright light prevents afternoon sleepinessKosuke Kaida
National Institute of Industrial Health, Kawasaki, Japan
Sleep 29:462-9. 2006..The present study examined the effects of indoor exposure to natural bright light on afternoon sleepiness... - Post-lunch nap as a worksite intervention to promote alertness on the jobMasaya Takahashi
National Institute of Industrial Health, 6 21 1, Nagao, Tama ku, Kawasaki 214 8585, Japan
Ergonomics 47:1003-13. 2004..Workers' attitudes toward the nap were favourable. Although further intervention research is required, our results suggest that post-lunch napping may have the potential to promote daytime alertness at work... - Effects of long work hours and poor sleep characteristics on workplace injury among full-time male employees of small- and medium-scale businessesAkinori Nakata
National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati, OH 45226, USA
J Sleep Res 20:576-84. 2011..Greater attention should be paid to manage/treat poor sleep and reduce excessive work hours to improve safety at the workplace... - Association of low job control with a decrease in memory (CD4+ CD45RO+) T lymphocytes in Japanese middle-aged male workers in an electric power plantAkinori Nakata
National Institute of Industrial Health, Kawasaki, Japan
Ind Health 40:142-8. 2002..It is suggested that lower job control is associated with a decrease in the number of CD4+ CD45RO+ T lymphocytes in male middle-aged workers... - Psychosocial job stress and immunity: a systematic reviewAkinori Nakata
Division of Applied Research and Technology, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati, OH, USA
Methods Mol Biol 934:39-75. 2012..The evidence supports that psychosocial job stresses are related to disrupted immune responses but further research is needed to demonstrate cause-effect relationships... - Disturbed sleep-wake patterns during and after short-term international travel among academics attending conferencesMasaya Takahashi
National Institute of Industrial Health, 6 21 1, Nagao, Tama ku, Kawasaki 214 8585, Japan
Int Arch Occup Environ Health 75:435-40. 2002..To examine variations in sleep and wakefulness associated with international travel... - Associations between oxidative stress levels and total duration of engagement in jobs with exposure to fly ash among workers at municipal solid waste incineratorsRie Yoshida
National Institute of Industrial Health, 6-21-1 Nagao, Kawasaki, Kanagawa 214-8585, Japan
Mutagenesis 18:533-7. 2003..05). Considering this result, we speculate that certain chemicals in fly ash might have induced oxidative stress in the study subjects... - Association between perceived social support and Th1 dominanceTakao Miyazaki
Division of Psychosomatic Research, National Institute of Mental Health, National Center of Neurology and Psychiatry, 4-1-1 Ogawahigashicho Kodaira, Tokyo 187 8502, Japan
Biol Psychol 70:30-7. 2005..Social support affects immune function in a way that is consistent with both the direct and buffering hypotheses depending on the sources of support and the immune parameter... - Lymphocyte subpopulations among passive smokersAkinori Nakata
JAMA 291:1699-700. 2004 - Positive coping up- and down-regulates in vitro cytokine productions from T cells dependent on stress levelsShotaro Sakami
Department of Immunology, National Institute of Neuroscience, National Center of Neurology and Psychiatry, Tokyo, Japan
Psychother Psychosom 73:243-51. 2004..Our findings suggest that it is important to consider the interactive effects of the complexity of work and the individual coping style in stress management... - Association of lymphocyte sub-populations with clustered features of metabolic syndrome in middle-aged Japanese menTakeshi Tanigawa
Department of Public Health Medicine, Institute of Community Medicine, University of Tsukuba, 1 1 1 Tennodai, Tsukuba, Ibaraki ken 305 8575, Japan
Atherosclerosis 173:295-300. 2004.... - Perceived sleepiness of non-shift working men in two different types of work organizationKenji Fukasawa
Department of Basic Clinical Science and Public Health, Tokai University School of Medicine, Japan
J Occup Health 48:230-8. 2006..It is suggested that not only lifestyle and sleep habits, but also the characteristics and dynamics of a work organization should be a focus of attention when planning measures to prevent sleepiness at work... - Psychological stress increases human T cell apoptosis in vitroShotaro Sakami
Department of Immunology, National Institute of Neuroscience, National Center of Neurology and Psychiatry, Kodaira, Japan
Neuroimmunomodulation 10:224-31. 2002..This is the first study to show that in vitro lymphocyte apoptosis is influenced by daily stress in a dose-dependent manner... - [Willingness to implement mental health measures among small-scale enterprise employers in Ohta ward, Tokyo, Japan]Tomoko Ikeda
Department of Family Nursing, School of Health Sciences and Nursing, Faculty of Medicine, University of Tokyo
Sangyo Eiseigaku Zasshi 44:200-7. 2002..Effective strategies are needed to improve mental health problems in SSEs... - [Measuring workplace climate: reliability and validity of the 12-item Organizational Climate Scale (OCS-12)]Satoe Fukui
Japan Society for the Promotion of Science, 5 3 1, Kojimachi, Chiyoda ku, Tokyo 102 8471, Japan
Sangyo Eiseigaku Zasshi 46:213-22. 2004..It is suggested that the OCS-12 could be a reliable and valid instrument for assessing workers' perception of workplace climate...