Research

REPRESENTATIVE WORK

1.     Miyawaki, A., Noguchi, H., & Kobayashi, Y. (2017). Impact of medical subsidy disqualification on children’s healthcare utilization: A difference-in-differences analysis from Japan. Social Science & Medicine, 191, 89–98.

2.     Miyawaki, A., Tanaka, H., Kobayashi, Y., & Kawachi, I. (2019). Informal caregiving and mortality―Who is protected and who is not? A prospective cohort study from Japan. Social Science & Medicine, 223, 24–30.

3.     Gotanda, H.*, Miyawaki, A.*, Tabuchi, T., & Tsugawa, Y. (2021) Association between trust in government and practice of preventive measures during the COVID-19 pandemic in Japan. Journal of General Internal Medicine. 36: 3471-3477. (*co-first authors)

4.     Miyawaki A., Ikesu, R., Tokuda, Y., Goto, R., Kobayashi, Y., Sano, K., & Tsugawa, Y. (2022) Prevalence and Changes of Low-Value Care at Acute Care Hospitals: A Multi-Center Observational Study in Japan. BMJ Open. 12(9):e063171.

5.     Miyawaki, A. (2022) Full-Time Work Rates of Physicians with Physician Spouses vs Non-Physician Spouses in Japan. JAMA Network Open. 5(11):e2242143.

6.     Miyawaki, A., Jena, AB., Burke, LG., Figueroa, JF., & Tsugawa, Y. (2023) Association between emergency physicians’ age and early death after emergency department Visit. Annals of Emergency Medicine. Epub ahead of print. 

7.     Miyawaki, A., Jena, AB., Gross, N. & Tsugawa, Y. (2023) Comparison of hospital outcomes for Medicare patients treated by allopathic versus osteopathic hospitalists: An observational study. Annals of Internal Medicine. 176(6): 798-806.

8.     Miyawaki, A.*, Jena AB., Rotenstein LS., & Tsugawa, Y. (2024) Comparison of Hospital Mortality and Readmission Rates by Physician and Patient Gender. Annals of Internal Medicine. 177(5):598-608. 

ORIGINAL ARTICLE

First author papers

1.     Miyawaki, A., Toyokawa, S., Inoue, K., Miyoshi, Y., & Kobayashi, Y. (2016). Self-reported periodontitis and incident type 2 diabetes among male workers from a 5-year follow-up to MY Health Up Study. PLoS ONE, 11(4), e0153464. https://doi.org/10.1371/journal.pone.0153464.

2.     Miyawaki, A., Noguchi, H., & Kobayashi, Y. (2017). Impact of medical subsidy disqualification on children’s healthcare utilization: A difference-in-differences analysis from Japan. Social Science & Medicine, 191, 89–98. https://doi.org/10.1016/j.socscimed.2017.09.001.

3.     Miyawaki, A.*, Tomio, J., Kobayashi, Y., Takahashi, H., Noguchi, H., & Tamiya, N. (2017). Impact of long-hours family caregiving on non-fatal coronary heart disease risk in middle-aged people: Results from a longitudinal nationwide survey in Japan. Geriatrics & Gerontology International, 17(11), 2109–2115. https://doi.org/10.1111/ggi.13061. (*corresponding author)

4.     Miyawaki, A.*, Tanaka, H., Kobayashi, Y., & Kawachi, I. (2019). Informal caregiving and mortality―Who is protected and who is not? A prospective cohort study from Japan. Social Science & Medicine, 223, 24–30. https://doi.org/10.1016/j.socscimed.2019.01.034. (*corresponding author)

5.     Miyawaki, A.*, Kobayashi, Y., & Kawachi, I. (2019). Self-reported hearing/visual loss and mortality in middle-aged and older adults: Findings from the Komo-Ise cohort, Japan. Journal of Epidemiology. https://doi.org/10.2188/jea.JE20180198. (*corresponding author)

6.     Miyawaki, A.*, & Kobayashi, Y. (2019). Effect of a medical subsidy on health service utilization among schoolchildren: A community-based natural experiment in Japan. Health Policy, 123(4), 353–359. https://doi.org/10.1016/j.healthpol.2019.02.003. (*corresponding author)

7.     Miyawaki, A.*, Lee, J. S., & Kobayashi, Y. (2019). Impact of the school lunch program on overweight and obesity among junior high school students: A nationwide study in Japan. Journal of Public Health, 41(2), 362–370. https://doi.org/10.1093/pubmed/fdy095. (*corresponding author) 日本語解説記事/ academist Journal/ The Mainichi / The Guardian

8.  Miyawaki, A., & Tsugawa, Y. (2020). Association between Newsweek’s global hospital ranking and patient outcomes in the USA. Journal of General Internal Medicine, 35(4):1343–1344. https://doi.org/10.1007/s11606-019-05212-2. [Research letter] 日本語要約

9.  Miyawaki, A.*, Hasegawa, K., & Tsugawa, Y. (2020) Lessons from influenza outbreaks for potential impact of COVID-19 outbreak on hospitalizations, ventilator use, and mortality among homeless persons in New York State. Journal of General Internal Medicine. 35(9): 2781–2783. https://doi.org/10.1007/s11606-020-05876-1. [Research letter] (*corresponding author) 日本語要約

10.  Miyawaki, A.*, Kobayashi, Y., Noguchi, H., Watanabe, T., Takahashi, H., & Tamiya, N. (2020) Effect of reduced formal care availability on formal/informal care patterns and caregiver health: A quasi-experimental study using the Japanese long-term care insurance reform. BMC Geriatrics, 20, 207. https://doi.org/10.1186/s12877-020-01588-7. (*corresponding author) 日本語要約

11.  Miyawaki, A.*, Hasegawa, K., Figueroa, J.F., & Tsugawa, Y. (2020) Hospital readmission and emergency department revisit rates of homeless patients treated at homeless-serving hospitals. Journal of General Internal Medicine. 35(9):2560-2568. https://doi.org/10.1007/s11606-020-06029-0. (*corresponding author)

12.  Miyawaki, A.*, Burke L.G., Khullar, D., & Tsugawa Y. (2020) Comparison of 30-Day readmission and emergency department revisit rates among homeless patients at teaching versus non-teaching hospitals. Social Science & Medicine. 263:113283. https://doi.org/10.1016/j.socscimed.2020.113283. (*corresponding author)

13.  Miyawaki, A.*, Evans C.E.L., Lucas, P.J., & Kobayashi, Y. (2021) Relationship between social spending and childhood obesity in OECD Countries: an ecological study. BMJ Open. 11(2):e044205. http://doi.org/10.1136/bmjopen-2020-044205. (*corresponding author)

14.  Miyawaki, A.*, Tomio, J., Nakamura, M., Ninomiya, H., & Kobayashi, Y. (2021) Changes in surgeries and therapeutic procedures during the COVID-19 outbreak: A longitudinal study of acute care hospitals in Japan. Annals of Surgery. Apr;273(4):e132–4. http://doi.org/10.1097/SLA.0000000000004528. [Research letter] (*corresponding author) 日本語要約

15.  Miyawaki A*. Khullar, D., & Tsugawa Y. (2021) Processes of care and outcomes for homeless patients hospitalised for cardiovascular conditions at safety-net versus non-safety-net hospitals: cross-sectional study. BMJ Open. 11(4):e046959. http://dx.doi.org/10.1136/bmjopen-2020-046959. (*corresponding author)

16.  Miyawaki, A*., Tabuchi, T., Toyama, Y., & Tsugawa, Y. (2021) Association between Participation in the Government Subsidy Program for Domestic Travel and Symptoms Indicative of COVID-19 Infection in Japan: Cross-Sectional Study. BMJ Open. 11(4):e049069. http://dx.doi.org/10.1136/bmjopen-2021-049069. (*corresponding author)

17.  Gotanda, H.*, Miyawaki, A.*, Tabuchi, T., & Tsugawa, Y. (2021) Association between trust in government and practice of preventive measures during the COVID-19 pandemic in Japan. Journal of General Internal Medicine. 36: 3471-3477. http://doi.org/10.1007/s11606-021-06959-3. (*co-first authors)

18.  Miyawaki, A.*, Tabuchi, A., Ong, MK., & Tsugawa, Y. (2021) Age and social disparities in the use of telemedicine during the COVID-19 pandemic in Japan: cross-sectional study. Journal of Medical Internet Research. 23(7): e27982. http://doi.org/10.2196/27982. (*corresponding author)  

19.  Miyawaki A.*, Ikesu, R., Tokuda, Y., Goto, R., Kobayashi, Y., Sano, K., & Tsugawa, Y. (2022) Prevalence and Changes of Low-Value Care at Acute Care Hospitals: A Multi-Center Observational Study in Japan. BMJ Open. 12(9):e063171. http://dx.doi.org/10.1136/bmjopen-2022-063171. (*corresponding author)

20.  Taniguchi, Y.*, Miyawaki, A.*, Tsugawa, Y., Murayama, H, Tamiya, N., & Tabuchi, T. (2022) Family caregiving and changes in mental health status in Japan during the COVID-19 pandemic. Archives of Gerontology and Geriatrics. 98:104531. (* co-first and corresponding author) https://doi.org/10.1016/j.archger.2021.104531.

21.  Miyawaki, A.* (2022) Full-Time Work Rates of Physicians with Physician Spouses vs Non-Physician Spouses in Japan. JAMA Network Open. 5(11):e2242143. http://jamanetwork.com/article.aspx?doi=10.1001/jamanetworkopen.2022.42143. (*corresponding author) (医師の結婚相手と働き方　−国勢調査から−）日本語要約

22.  Miyawaki, A.*, Jena, AB., Burke, LG., Figueroa, JF., & Tsugawa, Y. (2023) Association between emergency physicians’ age and early death after emergency department Visit. Annals of Emergency Medicine. Epub ahead of print. https://doi.org/10.1016/j.annemergmed.2023.02.010 (*corresponding author) 

23.   Miyawaki, A.*, Jena, AB., Gross, N. & Tsugawa, Y. (2023) Comparison of Hospital Outcomes for Medicare Patients Treated by Allopathic versus Osteopathic Hospitalists: An Observational Study. Annals of Internal Medicine. 176(6): 798-806. https://doi.org/10.7326/M22-3723 (*corresponding author) 日本語要約

24.   Miyawaki, A.*, Kitajima, K., Iwata, A., Sato, D., & Tsugawa, Y. (2023) Antibiotic prescription for outpatients with COVID-19 in primary care settings in Japan. JAMA Network Open. 6(7):e2325212. https://doi.org/10.1001/jamanetworkopen.2023.25212 (*corresponding author) 

25.   Miyawaki, A.* & Tomio, J. (2024) Practice locations of physicians with highly educated spouses in Japan: A cross‐sectional study using National Census Data. Journal of General and Family Medicine. Epub ahead of print. https://doi.org/10.1002/jgf2.710 (*corresponding author) 

26. Miyawaki, A.*, Jena AB., Rotenstein LS., & Tsugawa, Y. (2024) Comparison of Hospital Mortality and Readmission Rates by Physician and Patient Gender. Annals of Internal Medicine. 177(5):598-608. https://doi.org/10.7326/M23-3163. (*corresponding author) 

Corresponding or last author papers (except for first author papers)

1.  Kaneko, S., Noguchi, H., Fu, R., Kang, C., Kawamura, A., Amano, S., & Miyawaki, A. (2020). Differences in cancer patients’ work-cessation risk, based on gender and type of job: Examination of middle-aged and older adults in super-aged Japan. PLoS ONE, 15(1), e0227792. https://doi.org/10.1371/journal.pone.0227792

2.  Maeda, Y., Nakamura, M., Ninomiya, H., Ogawa, K., Sago, H., & Miyawaki, A.* (2020) Trends in neonatal care during the COVID-19 outbreak in Japan. Archives of Disease in Childhood: Fetal & Neonatal Edition. 106(3):327–329. http://dx.doi.org/10.1136/archdischild-2020-320521. (*corresponding author)

3.  Abe, K., Miyawaki, A.*, Nakamura, M., Ninomiya, H. & Kobayashi, Y. (2021) Trends in hospitalizations for asthma during the COVID-19 outbreak in Japan. Journal of Allergy and Clinical Immunology: In Practice, 9(1): 494–496. https://doi.org/10.1016/j.jaip.2020.09.060. [Research letter] (*corresponding author) 日本語要約

4.  Ikesu, R., Miyawaki, A.*, Sugiyama, T., Nakamura, M., Ninomiya, H., & Kobayashi, Y. (2021) Trends in diabetes care during the COVID-19 outbreak in Japan. Journal of General Internal Medicine. 36(5):1460–1462. https://doi.org/10.1007/s11606-020-06413-w. [Research letter] (*corresponding author)

5.  Sano, K., Nakamura, M., Ninomiya, H., Kobayashi, Y., & Miyawaki, A.* (2021) Large decrease in paediatric hospitalisations during the COVID-19 outbreak in Japan. BMJ Pediatrics Open. 5(1):e001013. [Research letter] http://dx.doi.org/10.1136/bmjpo-2020-001013. (*corresponding author)

6.   Abe, K., Kawachi, I., Iba, A., & Miyawaki, A. (2023) In-hospital deaths from ambulatory care-sensitive conditions before and during the COVID-19 pandemic in Japan. JAMA Network Open. 6(6):e2319583. https://doi.org/10.1001/jamanetworkopen.2023.19583  日本語要約

7.   Morioka, N., Kashiwagi, M., Kashiwagi, K., Abe, K., & Miyawaki, A. (2024) Characteristics of first-time users of the nursing small-scale multifunctional home care service: a pooled cross-sectional study using Japanese long-term care insurance claims data from 2012 to 2019. BMJ Open.14(5):e080664. https://doi.org/10.1136/bmjopen-2023-080664. 

8.   Arai, J., Miyawaki, A.*, Hayakawa, Y.*, Aoki, T., Niikura, R., Fujiwara H, Ushiku, T., Kasuga, M., & Fujishiro, M. (2024) The impact of machine learning-based prediction model on annual surveillance endoscopy costs for detecting gastric cancer. iGIE. Epub ahead of print. https://doi.org/10.1016/j.igie.2024.09.003. (*corresponding author) 

9.   Aoyama, R., Tsugawa, Y., Ishikane, M., Kitajima, K., Sato, D., & Miyawaki, A.* (2024) Clinic Characteristics and Antibiotic Prescribing for Acute Respiratory Infections in Japan. JAMA Network Open. In Press. [Research letter] (*corresponding author) 

Other co-author papers

1.     Tanaka, H., Miyawaki, A., Toyokawa, S., & Kobayashi, Y. (2018). Relationship of relative poverty and social relationship on mortality around retirement: A 10-year follow-up of the Komo-Ise cohort. Environmental Health and Preventive Medicine, 23, 64. https://doi.org/10.1186/s12199-018-0756-6.

2.     Abe, T., Miyawaki, A., Kobayashi, Y., Noguchi, H., Takahashi, H., & Tamiya, N. (2019). Receiving the home care service offered by certified care workers prior to a patients’ death and the probability of a home death: observational research using an instrumental variable method from Japan. BMJ Open, 9(8), e026238. https://doi.org/10.1136/bmjopen-2018-026238.

3.  Gero, K., Miyawaki, A., & Kawachi, I. (2020). Relative income deprivation and all-cause mortality in Japan: Do life priorities matter? Annals of Behavioral Medicine, 54(9): 665–679. https://doi.org/10.1093/abm/kaaa010

4.  Ikesu, R., Miyawaki, A., & Kobayashi, Y. (2020) Physician distribution by specialty and practice setting: Findings in Japan in 2000, 2010 and 2016. The Tohoku Journal of Experimental Medicine, 251(1):1–8.

5.  Abe, K., Miyawaki, A., Kobayashi, Y., Watanabe, T., Noguchi, H., & Tamiya, N. (2020) Place of death associated with types of long-term care services near the end-of-life for home-dwelling older people in Japan: a pooled cross-sectional study. BMC Palliative Care. 19, 121. https://doi.org/10.1186/s12904-020-00622-0.

6.  Jin, X., Abe, K., Taniguchi, Y., Watanabe, T., Miyawaki, A., & Tamiya, N. (2021) Trajectories of long-term care expenditure during the last five years of life in Japan: a nationwide retrospective cohort study. Journal of the American Medical Directors Association. 22(11):2331–2336.e2. https://doi.org/10.1016/j.jamda.2021.01.084.

7.  Yamamoto, A., Gelberg, L., Needleman, J., Kominski, G., Vangala, S., Miyawaki, A., & Tsugawa, Y. (2021) Comparison of childbirth delivery outcomes and costs of care between homeless and non-homeless women. JAMA Network Open. 4(4):e217491. http://doi.org/10.1001/jamanetworkopen.2021.7491.

8.  Ikesu, R., Miyawaki, A., Svensson, AK., Svensson, T., Kobayashi, Y., & Chung, UI. (2021) Association of managerial position with cardiovascular risk factors: A fixed-effects analysis for Japanese employees. Scandinavian Journal of Work, Environment & Health. 47(6): 425-434. http://doi.org/10.5271/sjweh.3966.

9.  Sun, Y., Iwagami, M., Watanabe, T., Sakata, N., Sugiyama, T., Miyawaki, A., & Tamiya, N. (2021) Factors for psychological distress in family caregivers: Findings from nationwide data in Japan. Geriatrics Gerontology International. 21(9): 855-864. https://doi.org/10.1111/ggi.14250.

10.  Taniguchi, Y., Kuno, T., Komiyama, J., Adomi, M., Suzuki, T., Abe, T., Ishimaru, M., Miyawaki, A., Saito, M., Ohbe, H., Miyamoto, Y., Imai, S., Kamio, T., Tamiya, N., & Iwagami, M. (2022) Comparison of patients’ characteristics and in-hospital mortality between patients admitted for COVID-19 in 2020 and influenza in 2017-2020: a multicenter, retrospective cohort study in Japan. The Lancet Regional Health - Western Pacific. 20:100365. https://doi.org/10.1016/j.lanwpc.2021.100365

11.  Adomi, M., Kuno, T., Taniguchi, Y., Abe, T., Miyawaki, A., Imai, S., Morita, K., Saito, M., Ohbe, H., Kamio, T., Tamiya, N., & Iwagami, M. (2022) Association between pre-admission anticoagulation and in-hospital death, venous thromboembolism, and major bleeding among hospitalized COVID-19 patients in Japan. Pharmacoepidemiology & Drug Safety. Online ahead of print. https://doi.org/10.1002/pds.5433.

12.  Sano K, Miyawaki A, Abe K, Jin X, Watanabe T, Tamiya N, & Kobayashi Y. (2023) Effects of cost sharing on long-term care service utilization among home-dwelling older adults in Japan. Health Policy. 126(12):1310-1316. https://doi.org/10.1016/j.healthpol.2022.10.002.

REVIEWS

1.     Miyawaki, A. & Tsugawa, Y. (2022) Health and Public Health Implications of COVID-19 in Asian Countries. Asian Economic Policy Review. 17:18-36. https://doi.org/10.1111/aepr.12358.

EDITORIALS

1.     Miyawaki, A.* & Tsugawa, Y. Why do homeless women in New York state experience fewer hospital revisits after childbirth than housed women? BMJ Quality & Safety. 31(4):243-246. http://dx.doi.org/10.1136/bmjqs-2021-013746. (*corresponding author)

CHAPTERS IN SCHOLARLY BOOKS

1.     Evans, C.E.L., Miyawaki, A., & Mizdrak. A. Evaluation of interventions, programmes and policies in food environments; pp 277-291; in Textbook of Transforming Food Environments; CRC Press; Boca Raton, FL, US; 2022; Evans, C.E.L. ed.; 1st edition. http://dx.doi.org/10.1201/9781003043720-19