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Dive into the research topics where Tsuyoshi Kitajima is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Comparative effects of hypnotic agents on sleep architecture and respiratory outcomes in obstructive sleep apnea: A systematic review and network meta-analysis
Kishi, T., Ikuta, T., Sakuma, K., Hatano, M., Kishi, T., Kitajima, T. & Iwata, N., 2026, (Accepted/In press) In: Psychiatry and clinical neurosciences.Research output: Contribution to journal › Article › peer-review
Open Access -
The association between chronotype and metabolic syndrome in middle-aged Japanese civil servants: A longitudinal study from Aichi Workers’ Cohort
Endale, B. T., Song, Z., Takada, M., Paththamesthrige, S. E. P., Matsunaga, M., Kitajima, T., Ota, A., Tamakoshi, K. & Yatsuya, H., 2026, In: Chronobiology International. 43, 4, p. 469-480 12 p.Research output: Contribution to journal › Article › peer-review
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Association between eveningness and depressive symptoms in daytime workers: A cross-sectional analysis of the Aichi Workers’ Cohort Study
Ishihara, K., Kitajima, T., Ota, A., Yatsuya, H. & Iwata, N., 2025, In: Fujita Medical Journal. 11, 2, p. 64-69 6 p.Research output: Contribution to journal › Article › peer-review
2 Link opens in a new tab Citations (Scopus) -
Association between eveningness and low back pain among public servants in Japan: a cross-sectional analysis of the Aichi Workers’ Cohort Study
Matsunaga, M., Okegawa, R., Fujita, N., Kitajima, T., Yatsuya, H. & Ota, A., 12-2025, In: European Spine Journal. 34, 12, p. 5424-5430 7 p.Research output: Contribution to journal › Article › peer-review
1 Link opens in a new tab Citation (Scopus) -
General procrastination associated with the evening preference in healthy people but not with circadian rhythm sleep–wake disorders with phase delay
Takeuchi, M., Hirose, M., Iwata, N. & Kitajima, T., 2025, In: Chronobiology International. 42, 2, p. 235-243 9 p.Research output: Contribution to journal › Article › peer-review