Publications

Publications 

2025

• Shannon EM, Blegen MB, Orav EJ, Li R, Norris KC, Maggard-Gibbons M, Dimick JB, de Virgilio C, Zingmond D, Alberti P, Tsugawa Y. Patient-surgeon racial and ethnic concordance and outcomes of older adults operated on by California licensed surgeons: an observational study. BMJ Open. 2025 Mar 3;15(3):e089900. doi: 10.1136/bmjopen-2024-089900. PMID: 40032373; PMCID: PMC11877244.
• Zhang JJ, Reuben DB, Walling AM, Zingmond DS, Damberg CL, Wenger NS, Xu H, Ikesu R, Kaneshiro GS, Klomhaus A, Gotanda H, Tsugawa Y. End-of-Life Care and Health Care Spending for Medicare Beneficiaries With Dementia in Accountable Care Organizations. JAMA Health Forum. 2025 May 2;6(5):e250731. doi: 10.1001/jamahealthforum.2025.0731. PMID: 40343716; PMCID: PMC12065038.
• Ikesu R, Gotanda H, Russell TA, Maggard-Gibbons M, Russell MM, Yoshida R, Li R, Klomhaus A, de Virgilio C, Tsugawa Y. Long-Term Postoperative Outcomes by Surgeon Gender and Patient-Surgeon Gender Concordance in the US. JAMA Surg. 2025 Jun 1;160(6):624-632. doi: 10.1001/jamasurg.2025.0866. PMID: 40266610; PMCID: PMC12019671.
• Oyeyemi DM, Ikesu R, Saliba D, Walling AM, Essien UR, Norris KC, Klomhaus A, Xu H, Gotanda H, Tsugawa Y. End-of-Life Care for Older Adults With Dementia by Race and Ethnicity and Physicians' Role. JAMA Health Forum. 2025 Nov 7;6(11):e254235. doi: 10.1001/jamahealthforum.2025.4235. PMID: 41236764; PMCID: PMC12619101.
• Kaneshiro GS, Reuben DB, Zingmond DS, Walling AM, Jena AB, Wenger NS, Damberg CL, Xu H, Gross N, Gotanda H, Tsugawa Y. End-of-life processes and outcomes for older adults treated by physicians who graduated from international versus US medical schools. [In press at The Journal of General Internal Medicine] 

2024

• Miyawaki A, Jena AB, Rotenstein LS, Tsugawa Y. Comparison of Hospital Mortality and Readmission Rates by Physician and Patient Sex. Ann Intern Med. 2024 May;177(5):598-608. doi: 10.7326/M23-3163. Epub 2024 Apr 23. PMID: 38648639.
• Takahashi R, Igei K, Tsugawa Y, Nakamuro M. The effect of silent eating during school lunchtime on COVID-19 outbreaks. Soc Sci Med. 2024 May;348:116852. doi: 10.1016/j.socscimed.2024.116852. Epub 2024 Apr 3. PMID: 38608485.
• Gotanda H, Ikesu R, Walling AM, Zhang JJ, Xu H, Reuben DB, Wenger NS, Damberg CL, Zingmond DS, Jena AB, Gross N, Tsugawa Y. Association between physician age and patterns of end-of-life care among older Americans. J Am Geriatr Soc. 2024 Jul;72(7):2070-2081. doi: 10.1111/jgs.18939. Epub 2024 May 9. PMID: 38721884; PMCID: PMC11226372.
• Saka N, Yamamoto N, Watanabe J, Wallis C, Jerath A, Someko H, Hayashi M, Kamijo K, Ariie T, Kuno T, Kato H, Mohamud H, Chang A, Satkunasivam R, Tsugawa Y. Comparison of Postoperative Outcomes Among Patients Treated by Male Versus Female Surgeons: A Systematic Review and Meta-analysis. Ann Surg. 2024 Dec 1;280(6):945-953. doi: 10.1097/SLA.0000000000006339. Epub 2024 May 10. PMID: 38726676; PMCID: PMC11542977.
• Russell TA, Yoshida R, Men M, Li R, Maggard-Gibbons M, de Virgilio C, Russell MM, Tsugawa Y. Comparison of Outcomes for Patients Treated by Allopathic vs Osteopathic Surgeons. JAMA Surg. 2025 Jan 1;160(1):37-44. doi: 10.1001/jamasurg.2024.4580. PMID: 39412774; PMCID: PMC11483877.

2023

• Wallis CJ, Jerath A, Ikesu R, Satkunasivam R, Dimick JB, Orav EJ, Maggard-Gibbons M, Li R, Salles A, Klaassen Z, Coburn N, Bass BL, Detsky AS, Tsugawa Y. Association between patient-surgeon gender concordance and mortality after surgery in the United States: retrospective observational study. BMJ. 2023 Nov 22;383:e075484. doi: 10.1136/bmj-2023-075484. PubMed PMID: 37993130; PubMed Central PMCID: PMC10664070.
• Gotanda H, Zhang JJ, Saliba D, Xu H, Tsugawa Y. Changes in Site of Death Among Older Adults Without a COVID-19 Diagnosis During the COVID-19 Pandemic. J Gen Intern Med. 2023 Nov 9;. doi: 10.1007/s11606-023-08482-z. [Epub ahead of print] PubMed PMID: 37946020.
• Gotanda H, Zhang JJ, Reuben DB, Walling AM, Xu H, Jena AB, Gross N, Tsugawa Y. Association between physicians' geriatric training and patterns of end-of-life care delivered to persons with dementia. J Am Geriatr Soc. 2023 Nov;71(11):3457-3466. doi: 10.1111/jgs.18510. Epub 2023 Jul 20. PubMed PMID: 37470082; PubMed Central PMCID: PMC10799178.
• Gotanda H, Walling AM, Zhang JJ, Xu H, Tsugawa Y. Timing and setting of billed advance care planning among Medicare decedents in 2017-2019. J Am Geriatr Soc. 2023 Oct;71(10):3237-3243. doi: 10.1111/jgs.18476. Epub 2023 Jun 19. PubMed PMID: 37335260; PubMed Central PMCID: PMC10592584.
• Gotanda H, Qureshi N, Nuckols T, Tsugawa Y. Associations between days spent at home and patient-reported outcomes among frail older adults. J Am Geriatr Soc. 2023 Sep;71(9):2983-2986. doi: 10.1111/jgs.18384. Epub 2023 Apr 19. PubMed PMID: 37074095; PubMed Central PMCID: PMC10523895.
• Fukuma S, Kato H, Takaku R, Tsugawa Y. Effect of no cost sharing for paediatric care on healthcare usage by household income levels: regression discontinuity design. BMJ Open. 2023 Aug 17;13(8):e071976. doi: 10.1136/bmjopen-2023-071976. PubMed PMID: 37591654; PubMed Central PMCID: PMC10441085.
• Inoue K, Athey S, Tsugawa Y. Machine-learning-based high-benefit approach versus conventional high-risk approach in blood pressure management. Int J Epidemiol. 2023 Aug 2;52(4):1243-1256. doi: 10.1093/ije/dyad037. PubMed PMID: 37013846; PubMed Central PMCID: PMC10396418.
• Miyawaki A, Kitajima K, Iwata A, Sato D, Tsugawa Y. Antibiotic Prescription for Outpatients With COVID-19 in Primary Care Settings in Japan. JAMA Netw Open. 2023 Jul 3;6(7):e2325212. doi: 10.1001/jamanetworkopen.2023.25212. PubMed PMID: 37490294; PubMed Central PMCID: PMC10369197.
• Miyamoto Y, Kiyohara Y, Kohsaka S, Iwagami M, Tsugawa Y, Briasoulis A, Kuno T. Evaluation of heart failure admission as a surrogate for mortality in randomized clinical trials: A meta-analysis. Eur J Clin Invest. 2023 Jul;53(7):e13970. doi: 10.1111/eci.13970. Epub 2023 Mar 1. PubMed PMID: 36798990.
• Miyawaki A, Jena AB, Gross N, Tsugawa Y. Comparison of Hospital Outcomes for Patients Treated by Allopathic Versus Osteopathic Hospitalists : An Observational Study. Ann Intern Med. 2023 Jun;176(6):798-806. doi: 10.7326/M22-3723. Epub 2023 May 30. PubMed PMID: 37247417.
• Gotanda H, Tsugawa Y, Xu H, Reuben DB. Life satisfaction among persons living with dementia and those without dementia. J Am Geriatr Soc. 2023 Apr;71(4):1105-1116. doi: 10.1111/jgs.18174. Epub 2022 Dec 12. PubMed PMID: 36508723; PubMed Central PMCID: PMC10089955.
• Inoue K, Tsugawa Y, Mayeda ER, Ritz B. Association of Daily Step Patterns With Mortality in US Adults. JAMA Netw Open. 2023 Mar 1;6(3):e235174. doi: 10.1001/jamanetworkopen.2023.5174. PubMed PMID: 36976556; PubMed Central PMCID: PMC10051082.
• Ly DP, Blegen MB, Gibbons MM, Norris KC, Tsugawa Y. Inequities in surgical outcomes by race and sex in the United States: retrospective cohort study. BMJ. 2023 Mar 1;380:e073290. doi: 10.1136/bmj-2022-073290. PubMed PMID: 36858422; PubMed Central PMCID: PMC9975928.

2022

• Okiyama S, Fukuda M, Sode M, Takahashi W, Ikeda M, Kato H, Tsugawa Y, Iwagami M. Examining the Use of an Artificial Intelligence Model to Diagnose Influenza: Development and Validation Study. J Med Internet Res. 2022 Dec 23;24(12):e38751. doi: 10.2196/38751. PubMed PMID: 36374004; PubMed Central PMCID: PMC9823578.
• Osawa I, Goto T, Tabuchi T, Koga HK, Tsugawa Y. Machine-learning approaches to identify determining factors of happiness during the COVID-19 pandemic: retrospective cohort study. BMJ Open. 2022 Dec 16;12(12):e054862. doi: 10.1136/bmjopen-2021-054862. PubMed PMID: 36526317; PubMed Central PMCID: PMC9764099.
• Murad DA, Tsugawa Y, Elashoff DA, Baldwin KM, Bell DS. Distinct components of alert fatigue in physicians' responses to a noninterruptive clinical decision support alert. J Am Med Inform Assoc. 2022 Dec 13;30(1):64-72. doi: 10.1093/jamia/ocac191. PubMed PMID: 36264258; PubMed Central PMCID: PMC9748542.
• Gotanda H, Nuckols TK, Lauzon M, Tsugawa Y. Comparison of Advance Care Planning and End-of-Life Care Intensity Between Dementia Versus Cancer Patients. J Gen Intern Med. 2022 Oct;37(13):3251-3257. doi: 10.1007/s11606-021-07330-2. Epub 2022 Jan 11. PubMed PMID: 35018564; PubMed Central PMCID: PMC9550910.
• Miyawaki A, Ikesu R, Tokuda Y, Goto R, Kobayashi Y, Sano K, Tsugawa Y. Prevalence and changes of low-value care at acute care hospitals: a multicentre observational study in Japan. BMJ Open. 2022 Sep 7;12(9):e063171. doi: 10.1136/bmjopen-2022-063171. PubMed PMID: 36107742; PubMed Central PMCID: PMC9454035.
• Mabuchi S, Alonge O, Tsugawa Y, Bennett S. An investigation of the relationship between the performance and management practices of health facilities under a performance-based financing scheme in Nigeria. Health Policy Plan. 2022 Aug 3;37(7):836-848. doi: 10.1093/heapol/czac040. PubMed PMID: 35579285.
• Kuno T, Fujisaki T, Shoji S, Sahashi Y, Tsugawa Y, Iwagami M, Takagi H, Briasoulis A, Deharo P, Cuisset T, Latib A, Kohsaka S, Bhatt DL. Comparison of Unguided De-Escalation Versus Guided Selection of Dual Antiplatelet Therapy After Acute Coronary Syndrome: A Systematic Review and Network Meta-Analysis. Circ Cardiovasc Interv. 2022 Aug;15(8):e011990. doi: 10.1161/CIRCINTERVENTIONS.122.011990. Epub 2022 Jul 28. PubMed PMID: 35899618.
• Fukuma S, Mukaigawara M, Iizuka T, Tsugawa Y. Impact of the national health guidance intervention for obesity and cardiovascular risks on healthcare utilisation and healthcare spending in working-age Japanese cohort: regression discontinuity design. BMJ Open. 2022 Jul 29;12(7):e056996. doi: 10.1136/bmjopen-2021-056996. PubMed PMID: 35906047; PubMed Central PMCID: PMC9345054.
• Gotanda H, Zhang JJ, Xu H, Tsugawa Y. Site of death among individuals with and without dementia in 2016-2018. J Am Geriatr Soc. 2022 Jun;70(6):1865-1867. doi: 10.1111/jgs.17704. Epub 2022 Feb 17. PubMed PMID: 35176176; PubMed Central PMCID: PMC9177529.
• Gotanda H, Walling AM, Reuben DB, Lauzon M, Tsugawa Y. Trends in advance care planning and end-of-life care among persons living with dementia requiring surrogate decision-making. J Am Geriatr Soc. 2022 May;70(5):1394-1404. doi: 10.1111/jgs.17680. Epub 2022 Feb 4. PubMed PMID: 35122231; PubMed Central PMCID: PMC9106854.
• Saenz AD, Tsugawa Y, Phelan J, Orav EJ, Figueroa JF. Trends in High-Severity Billing of Hospitalized Medicare Beneficiaries Treated by Hospitalists vs Nonhospitalists. JAMA Health Forum. 2022 Mar;3(3):e220120. doi: 10.1001/jamahealthforum.2022.0120. eCollection 2022 Mar. PubMed PMID: 35977285; PubMed Central PMCID: PMC8933743.
• Pourat N, Chen X, Tsugawa Y, Lu C, Zhou W, Hoang H, Hair B, Bolton J, Sripipatana A. Intersection of complexity and high utilization among health center patients aged 18 to 64 years. Am J Manag Care. 2022 Feb;28(2):66-72. doi: 10.37765/ajmc.2022.88751. PubMed PMID: 35139291.
• So M, Takahashi M, Miyamoto Y, Ishisaka Y, Iwagami M, Tsugawa Y, Egorova NN, Kuno T. The effect of obesity on in-hospital mortality among patients with COVID-19 receiving corticosteroids. Diabetes Metab Syndr. 2022 Jan;16(1):102373. doi: 10.1016/j.dsx.2021.102373. Epub 2021 Dec 29. PubMed PMID: 34979344; PubMed Central PMCID: PMC8714243.

2021

• Fukuma S, Sasaki S, Taguri M, Goto R, Misumi T, Saigusa Y, Tsugawa Y. Effect of Nudge-Based Intervention on Adherence to Physician Visit Recommendations and Early Health Outcomes among Individuals Identified with Chronic Kidney Disease in Screens. J Am Soc Nephrol. 2022 Jan;33(1):175-185. doi: 10.1681/ASN.2021050664. Epub 2021 Dec 13. PubMed PMID: 34903568; PubMed Central PMCID: PMC8763194.
• Taniguchi Y, Miyawaki A, Tsugawa Y, Murayama H, Tamiya N, Tabuchi T. Family caregiving and changes in mental health status in Japan during the COVID-19 pandemic. Arch Gerontol Geriatr. 2022 Jan-Feb;98:104531. doi: 10.1016/j.archger.2021.104531. Epub 2021 Sep 17. PubMed PMID: 34563936; PubMed Central PMCID: PMC8497176.
• Kuno T, Briasoulis A, Tsugawa Y. National Trends in Heart Failure Hospitalization and Readmissions Associated With Policy Changes. JAMA Cardiol. 2022 Jan 1;7(1):114. doi: 10.1001/jamacardio.2021.4416. PubMed PMID: 34730787.
• Liu C, Maggard-Gibbons M, Weiser TG, Morris AM, Tsugawa Y. Impact of the Affordable Care Act Insurance Marketplaces on Out-of-Pocket Spending Among Surgical Patients. Ann Surg. 2021 Dec 1;274(6):e1252-e1259. doi: 10.1097/SLA.0000000000003823. PubMed PMID: 32221119.
• Tsugawa Y, Dimick JB, Jena AB, Maggard-Gibbons M, Blumenthal DM, Gross N, Jha AK. Comparison of Patient Outcomes of Surgeons Who Are US Versus International Medical Graduates. Ann Surg. 2021 Dec 1;274(6):e1047-e1055. doi: 10.1097/SLA.0000000000003736. PubMed PMID: 31850990.
• Sacks GD, Dawes AJ, Tsugawa Y, Brook RH, Russell MM, Ko CY, Maggard-Gibbons M, Ettner SL. The Association Between Risk Aversion of Surgeons and Their Clinical Decision-Making. J Surg Res. 2021 Dec;268:232-243. doi: 10.1016/j.jss.2021.06.056. Epub 2021 Aug 7. PubMed PMID: 34371282.
• Gotanda H, Miyawaki A, Tabuchi T, Tsugawa Y. Association Between Trust in Government and Practice of Preventive Measures During the COVID-19 Pandemic in Japan. J Gen Intern Med. 2021 Nov;36(11):3471-3477. doi: 10.1007/s11606-021-06959-3. Epub 2021 Jun 22. PubMed PMID: 34159544; PubMed Central PMCID: PMC8218973.
• Kato H, Jena AB, Figueroa JF, Tsugawa Y. Association Between Physician Part-time Clinical Work and Patient Outcomes. JAMA Intern Med. 2021 Nov 1;181(11):1461-1469. doi: 10.1001/jamainternmed.2021.5247. PubMed PMID: 34515730; PubMed Central PMCID: PMC8438618.
• Oronce CI, Tsugawa Y. Bonding and linking social capital are key determinants for successful pandemic policy. Soc Sci Med. 2021 Oct;287:114376. doi: 10.1016/j.socscimed.2021.114376. Epub 2021 Sep 10. PubMed PMID: 34530215; PubMed Central PMCID: PMC8431838.
• Inoue K, Nianogo R, Telesca D, Goto A, Khachadourian V, Tsugawa Y, Sugiyama T, Mayeda ER, Ritz B. Low HbA1c levels and all-cause or cardiovascular mortality among people without diabetes: the US National Health and Nutrition Examination Survey 1999-2015. Int J Epidemiol. 2021 Aug 30;50(4):1373-1383. doi: 10.1093/ije/dyaa263. PubMed PMID: 33378417; PubMed Central PMCID: PMC8562330.
• Sato K, Tsugawa Y. Measuring the Quality of Neurologic Care in the United States: There Is Room for Improvement. Neurology. 2021 Aug 17;97(7):303-304. doi: 10.1212/WNL.0000000000012379. Epub 2021 Jun 18. PubMed PMID: 34144998.
• Inoue K, Duru OK, Mangione CM, Tsugawa Y. Trends in Industry Payments to Physicians for Antihyperglycemic Therapies Between 2014 and 2018. J Gen Intern Med. 2021 Aug;36(8):2492-2494. doi: 10.1007/s11606-020-06215-0. Epub 2020 Sep 18. PubMed PMID: 32948956; PubMed Central PMCID: PMC8342665.
• Miyawaki A, Tabuchi T, Ong MK, Tsugawa Y. Age and Social Disparities in the Use of Telemedicine During the COVID-19 Pandemic in Japan: Cross-sectional Study. J Med Internet Res. 2021 Jul 23;23(7):e27982. doi: 10.2196/27982. PubMed PMID: 34259641; PubMed Central PMCID: PMC8315162.
• Yoshioka T, Okubo R, Tabuchi T, Odani S, Shinozaki T, Tsugawa Y. Factors associated with serious psychological distress during the COVID-19 pandemic in Japan: a nationwide cross-sectional internet-based study. BMJ Open. 2021 Jul 5;11(7):e051115. doi: 10.1136/bmjopen-2021-051115. PubMed PMID: 34226236; PubMed Central PMCID: PMC8260284.
• Gotanda H, Kominski GF, Elashoff D, Tsugawa Y. Association Between the ACA Medicaid Expansions and Changes in Cardiovascular Risk Factors Among Low-Income Individuals. J Gen Intern Med. 2021 Jul;36(7):2004-2012. doi: 10.1007/s11606-020-06417-6. Epub 2021 Jan 22. PubMed PMID: 33483808; PubMed Central PMCID: PMC8298725.
• Yanagisawa M, Kawachi I, Scannell CA, Oronce CIA, Tsugawa Y. Association between county-level social capital and the burden of COVID-19 cases and deaths in the United States. Ann Epidemiol. 2021 Jul;59:21-23. doi: 10.1016/j.annepidem.2021.04.008. Epub 2021 Apr 22. PubMed PMID: 33895244; PubMed Central PMCID: PMC8061785.
• Inoue K, Tsugawa Y, Mangione CM, Duru OK. Association between industry payments and prescriptions of long-acting insulin: An observational study with propensity score matching. PLoS Med. 2021 Jun;18(6):e1003645. doi: 10.1371/journal.pmed.1003645. eCollection 2021 Jun. PubMed PMID: 34061852; PubMed Central PMCID: PMC8205129.
• Inoue K, Figueroa JF, DeJong C, Tsugawa Y, Orav EJ, Shen C, Kazi DS. Association Between Industry Marketing Payments and Prescriptions for PCSK9 (Proprotein Convertase Subtilisin/Kexin Type 9) Inhibitors in the United States. Circ Cardiovasc Qual Outcomes. 2021 May;14(5):e007521. doi: 10.1161/CIRCOUTCOMES.120.007521. Epub 2021 May 10. PubMed PMID: 33966446.
• Gotanda H, Nuckols T, Mori K, Tsugawa Y. Comparison of the Quality of Chronic Disease Management Between Adults With and Without Dementia. JAMA Netw Open. 2021 May 3;4(5):e219622. doi: 10.1001/jamanetworkopen.2021.9622. PubMed PMID: 33983400; PubMed Central PMCID: PMC8120327.

NCBI Bibliography