Perceived masticatory function and mortality: A causal study
JRH Tay, U Cooray , A Chan, MS Tonetti, GG Nascimento, MA Peres
Journal of Dental Research 105 (1), 95-102, 2026
2026
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Dr Upul Cooray
Research Fellow
University of Sydney, LOHRG
Highlighted Publications
Safety of Early Rehabilitation for Acute Heart Failure Using Japanese Medical Claims
N Sugimoto, R Matsugaki, U Cooray , S Kuhara, T Onoue, S Saeki, ...
Journal of the American Heart Association 15 (1), e045953, 2026
2026
Childhood socioeconomic status affects dental pain in later life
T Yamamoto, U Cooray , T Kusama, S Kiuchi, H Abbas, K Osaka, K Kondo, ...
JDR Clinical & Translational Research 10 (2), 135-145, 2025
2025
Impact of poverty reduction on oral health outcomes among US adults
U Cooray , A Singh , J Aida, G Tsakos, MA Peres
Journal of Dental Research 104 (10), 1069-1076, 2025
2025
Estimating the prevalence of and clarifying factors associated with multiple tobacco product use in Japan: a cross-sectional study in 2022
T Yamamoto, H Abbas, U Cooray , T Yokoyama, T Tabuchi
Journal of epidemiology 35 (5), 222-229, 2025
2025
Effects of hypothetical low-versus moderate-to high-intensity weight management regimens on knee replacements
T Miki, U Cooray , M Kanai, Y Hagiwara, M Murakami, K Osaka, T Ikeda
American Journal of Epidemiology 194 (10), 2829-2836, 2025
2025
Letter to Editor for" Potential predisposing features of external cervical resorption: An observational study (Patel et al., 2025)".
JRH Tay, U Cooray
International Endodontic Journal 58 (5), 797-798, 2025
2025
Impact of Tooth Preservation or Replacement on Diet Quality: Modified Treatment Policies Approach
JRH Tay, AC Kalhan, U Cooray , GG Nascimento
Journal of Periodontal Research, 2025
2025
Novel approach for forensic dental identification using maxillary homologous models
I Kuruppuarachchige, U Cooray , T Suzuki, M Kosaka, Y Hatano
Journal of Oral Science 67 (2), 59-64, 2025
2025
Radiographic alveolar bone assessment in correlation with primary implant stability: a systematic review and meta‐analysis
RH Putra, U Cooray , AS Nurrachman, N Yoda, R Judge, DK Putri, ...
Clinical Oral Implants Research 35 (1), 1-20, 2024
2024
Insulin resistance and periodontitis: Mediation by blood pressure
AC Kalhan, TA Kalhan, M Romandini, FV Bitencourt, U Cooray , FRM Leite, ...
Journal of Periodontal Research, 2024
2024
Cultural engagement and prevalence of pain in socially isolated older people: a longitudinal modified treatment policy approach
T Miki, U Cooray , M Kanai, Y Hagiwara, T Ikeda
EClinicalMedicine 69, 2024
2024
Number of teeth and dementia-free life expectancy: a 10-year follow-up study from the Japan gerontological evaluation study
S Kiuchi, Y Matsuyama, K Takeuchi, T Kusama, U Cooray , K Osaka, ...
Journal of the American Medical Directors Association 25 (11), 105258, 2024
2024
Associations of hypothetical early intensive in-hospital rehabilitation with activities of daily living after hip fracture surgery in patients with and without dementia …
T Ikeda, U Cooray , R Matsugaki, Y Suzuki, M Takagi, K Muramatsu, ...
Journal of Clinical Epidemiology 176, 111550, 2024
2024
A Principal Component Analysis of Metabolome and Cognitive Decline Among Japanese Older Adults: Cross-sectional Analysis Using Tohoku Medical Megabank Cohort Study Data
S Kiuchi, K Nakaya, U Cooray , K Takeuchi, IN Motoike, N Nakaya, Y Taki, ...
Journal of epidemiology, JE20240099, 2024
2024
Impact of teeth on social participation: modified treatment policy approach
U Cooray , G Tsakos, A Heilmann, RG Watt, K Takeuchi, K Kondo, ...
Journal of dental research 102 (8), 887-894, 2023
2023
Does remaining teeth and dental prosthesis associate with social isolation? A six‐year longitudinal study from the Japan Gerontological Evaluation Study (JAGES)
H Abbas, J Aida, U Cooray , T Ikeda, S Koyama, K Kondo, K Osaka
Community dentistry and oral epidemiology 51 (2), 345-354, 2023
2023
Development and validation of a rurality index for healthcare research in Japan: a modified Delphi study
M Kaneko, T Ikeda, M Inoue, K Sugiyama, M Saito, R Ohta, U Cooray , ...
BMJ open 13 (6), e068800, 2023
2023
Changes in body mass index on the risk of back pain: estimating the impacts of weight gain and loss
T Ikeda, U Cooray , Y Suzuki, A Kinugawa, M Murakami, K Osaka
The Journals of Gerontology: Series A 78 (6), 973-979, 2023
2023
Effect of tooth loss on cognitive function among older adults in Singapore
S Kiuchi, U Cooray , J Aida, K Osaka, A Chan, R Malhotra, MA Peres
Journal of Dental Research 102 (8), 871-878, 2023
2023
Difference of income inequalities of denture use by co‐payment rates: A JAGES cross‐sectional study
M Hoshi‐Harada, J Aida, U Cooray , N Nakazawa, K Kondo, K Osaka
Community Dentistry and Oral Epidemiology 51 (3), 557-564, 2023
2023
Education‐related inequalities in oral health among older adults: Comparing Singapore and Japan
S Kiuchi, J Aida, U Cooray , K Osaka, A Chan, R Malhotra, MA Peres
Community Dentistry and Oral Epidemiology 51 (4), 671-679, 2023
2023
Assessing the impacts of smoking cessation and resumption on back pain risk in later life
T Ikeda, U Cooray , M Murakami, K Osaka
European Journal of Pain 27 (8), 973-980, 2023
2023
Does online communication mitigate the association between a decrease in face-to-face communication and laughter during the COVID-19 pandemic? A cross-sectional study from …
S Kiuchi, K Takeuchi, T Kusama, U Cooray , Y Tamada, K Osaka, ...
Preventive Medicine Reports 36, 102432, 2023
2023
Oral self-care, pneumococcal vaccination, and pneumonia among japanese older people, assessed with machine learning
Y Inoue, U Cooray , M Ishimaru, K Saito, K Takeuchi, K Kondo, J Aida
The Journals of Gerontology: Series A 78 (11), 2170-2175, 2023
2023
Effects of the different periods and magnitude of COVID‐19 infection spread on cancer operations: Interrupted time series analysis of medical claims data
N Kashiwagura, F Motoi, U Cooray , R Fukase, Y Katayama, K Osaka, ...
Cancer Medicine 12 (4), 4707-4714, 2023
2023
In-hospital Rehabilitation Therapy Outcomes in Adult Down’s Syndrome Patients with Community-acquired Pneumonia: A Nationwide Observational Study
T Ikeda, U Cooray , T Yodoshi, M Kaneko, K Osaka, M Murakami
Progress in Rehabilitation Medicine 8, 20230033, 2023
2023
Longitudinal association between oral status and cognitive decline using fixed-effects analysis
S Kiuchi, T Kusama, K Sugiyama, T Yamamoto, U Cooray , T Yamamoto, ...
Journal of epidemiology 32 (7), 330-336, 2022
2022
Large Contribution of Oral Status for Death Among Modifiable Risk Factors in Older Adults: The Japan Gerontological Evaluation Study (JAGES) Prospective Cohort Study
N Nakazawa, T Kusama, U Cooray , T Yamamoto, S Kiuchi, H Abbas, ...
The Journals of Gerontology: Series A, 2022
2022
An Interpretable Machine Learning Approach to Predict Fall Risk Among Community-Dwelling Older Adults: a Three-Year Longitudinal Study
T Ikeda, U Cooray , M Hariyama, J Aida, K Kondo, MMK Osaka
Journal of General Internal Medicine, 2022
2022
Maintaining moderate or vigorous exercise reduces the risk of low back pain at 4 years of follow-up: evidence from the English Longitudinal Study of Ageing
T Ikeda, U Cooray , M Murakami, K Osaka
The Journal of Pain 23 (3), 390-397, 2022
2022
Oral Status and Dementia Onset: Mediation of Nutritional and Social Factors
S Kiuchi, U Cooray , ...
Journal of Dental Research, 2021
2021
Importance of socioeconomic factors in predicting tooth loss among older adults in Japan: evidence from a machine learning analysis
U Cooray , RG Watt, G Tsakos, A Heilmann, M Hariyama, T Yamamoto, ...
Social science & medicine 291, 114486, 2021
2021