Decreased Daytime Light Intensity at Non-Window Hospital Beds: Comparisons with Light Intensity at Window Hospital Beds and Light Exposure in Non-Hospitalized Elderly Individuals
Iwamoto J , Obayashi K* , Kobayashi M , Kotsuji T , Matsui R , Ito K , Yoshida O , Kurumatani N , Saeki K
Chronobiol Int 35(5) 719-723 May, 2018

Response to “Light at Night Predicts Depression—What Next?”
Obayashi K* , Saeki K , Kurumatani N
Am J Epidemiol 187(3) 439-440 Mar, 2018

Objective Sleep Quality and Nighttime Blood Pressure in the General Elderly Population: A Cross-Sectional Study of the HEIJO-KYO Cohort
Oume M , Obayashi K* , Asai Y , Ogura M , Takeuchi K , Tai Y , Kurumatani N , Saeki K
J Hypertens 36(3) 601-607 Mar, 2018

Bedroom Light Exposure at Night and the Incidence of Depressive Symptoms: A Longitudinal Study of the HEIJO-KYO Cohort
Obayashi K* , Saeki K , Kurumatani N
Am J Epidemiol 187(3) 427-434 Mar, 2018

Preliminary Evaluation of Aortic Aneurysm Screening Using Oscillometric Device Equipped With Novel Algorithm Analyzing Pulse Wave Transfer
Ichihashi S , Hashimoto T , Iwakoshi S , Obayashi K , Saeki K , Kichikawa K
Circ J 82(2) 334-339 Feb, 2018

Platelet Count and Indoor Cold Exposure Among Ederly People: A Cross-Sectional Analysis of the HEIJO-KYO Study
Keigo Saeki , Kenji Obayashi , Norio Kurumatani
J Epidemiol 27(12) 562-567 2017年12月

Nocturia Increases the Incidence of Depressive Symptoms: A Longitudinal Study of the HEIJO-KYO Cohort
Obayashi K* , Saeki K , Negoro H , Kurumatani N
BJU Int 120(2) 280-285 Aug, 2017

Relationship between Breakfast Skipping and Obesity among Elderly: Cross-Sectional Analysis of the HEIJO-KYO Study
N. Otaki , K. Obayashi , Keigo Saeki , M. Kitagawa , N. Tone , N. Kurumatani
J Nutr Health Aging 21(5) 501-504 May, 2017

Bodily Pain, Social Support, Depression Symptoms and Stroke History are Independently Associated with Sleep Disturbance among the Elderly: A Cross-Sectional Analysis of the Fujiwara-kyo Study
Kishimoto Y , Okamoto N , Saeki K , Tomioka K , Obayashi K , Komatsu M , Kurumatani N
Environ Health Prev Med 21(5) 295-303 Sep, 2016

Ambient Light Exposure and Changes in Obesity Parameters: A Longitudinal Study of the HEIJO-KYO Cohort
Obayashi K* , Saeki K , Kurumatani N
J Clin Endocrinol Metab 101(9) 3539-3547 Sep, 2016