2025.06.25

Association between nonrestorative sleep status and sleep apnea syndrome: A cross-sectional and longitudinal study using health check-up and health insurance claims data in Japan

DOI：https://doi.org/10.1016/j.resinv.2025.06.010

2025.06.12

Multiple or Single Endocrine Abnormalities Associated with Immune Checkpoint Inhibitors

DOI：https://doi.org/10.1210/clinem/dgaf347

2025.06.11

Association of Migraine Comorbidities with Quality of Life, Work Productivity and Daily Activities: Survey and Medical Claims Data in Japan

DOI：https://doi.org/10.1007/s12325-025-03236-1

2025.06.03

Factors associated with severe lower extremity artery disease in type 2 diabetes based on a large scale claims database in Japan

DOI：https://doi.org/10.1038/s41598-025-03797-9

2025.05.27

The diagnostic status of chronic kidney disease in a real-world database in Japan: CHECK-CKD

DOI：https://doi.org/10.1007/s10157-025-02682-z

2025.05.15

Comparative effectiveness of romosozumab versus teriparatide for fracture prevention: A new-user, active comparator design

DOI：https://doi.org/10.1016/j.bone.2025.117523

2025.05.13

Ocular adverse events of perioperative adjuvant docetaxel vs paclitaxel for breast cancer: propensity-score overlap-weighted analysis

DOI：https://doi.org/10.1007/s10549-025-07720-8

2025.05.01

Current Epidemiological and Clinical Features of Sarcoidosis in Japan: A Nationwide Claims Data Study

DOI：https://doi.org/10.7759/cureus.83328

2025.04.28

Difference in Age- and Sex-adjusted Prevalence of Diseases between Employees and Nonemployees with Health Insurance in Japan

DOI：https://doi.org/10.31662/jmaj.2024-0281

2025.04.01

Prescription patterns of comedications associated with drug-drug interactions risk in HCV-infected patients undergoing direct-acting antiviral treatment: an analysis of an administrative claims database in Japan

DOI：https://doi.org/10.1186/s40780-025-00442-5

2025.03.18

Association between immune checkpoint inhibitors and uveitis in patients with lung cancer, renal cell carcinoma, or malignant melanoma

DOI：https://doi.org/10.1016/j.jcjo.2025.02.010

2025.02.21

Comparison of Efficacies of a Blonanserin Transdermal Patch and Blonanserin Oral Formulation for Psychiatric Symptoms in Patients With Schizophrenia Treated With Laxatives Using a Japanese Claims Database

DOI：https://doi.org/10.1002/npr2.70003

2025.02.15

Quality-adjusted Life Years and Costs of Mechanical Thrombectomy for Very Elderly Patients with Acute Ischaemic Stroke

DOI：https://doi.org/10.2176/jns-nmc.2024-0157

2025.02.11

Risk of Fracture Associated with Pregabalin or Mirogabalin Use: A Case-Case-Time-Control Study Based on Japanese Health Insurance Claims Data

DOI：https://doi.org/10.1007/s40264-025-01516-x

2025.02.01

The relationship between depression and cardiovascular disease in older people: results from a large-scale epidemiological cohort study in Japan

DOI：https://doi.org/10.1007/s41999-024-01128-1

2025.01.29

Comparison of the incidence of proteinuria and changes in eGFR among febuxostat and topiroxostat users

DOI：https://doi.org/10.1007/s10157-025-02630-x

2025.01.24

Adverse events, including fractures, among older patients receiving mirogabalin versus pregabalin: A retrospective cohort study using a large claims database in Japan

DOI：https://doi.org/10.37737/ace.25008

2025.01.20

Changes in Physical Activity Across Cancer Diagnosis and Treatment Based on Smartphone Step Count Data Linked to a Japanese Claims Database: Retrospective Cohort Study

DOI：https://doi.org/10.2196/58093

2025.01.17

Comparative cardiovascular safety of romosozumab versus bisphosphonates in Japanese patients with osteoporosis: a new-user, active comparator design with instrumental variable analyses

DOI：https://doi.org/10.1093/jbmr/zjaf010

2025.01.16

Quality of Life in Adults with Atopic Dermatitis in Relation to Disease Severity: Nationwide Data in Japan

DOI：https://doi.org/10.1007/s13555-024-01333-7

2025.01.15

Prevalence, Patient Characteristics, and Treatment of Patients with Hypertrophic Cardiomyopathy: A Nationwide Payer Database Study

DOI：https://doi.org/10.1007/s40119-024-00396-z

2025.01.10

Sex-specific association of comorbid heart failure on mortality after Alzheimer’s disease diagnosis in older adults aged 75 years and above: A health insurance claims data analysis in Japan

DOI：https://doi.org/10.1177/13872877241305813

2025.01.07

Cardiovascular Safety and Fracture Prevention Effectiveness of Denosumab Versus Oral Bisphosphonates in Patients Receiving Dialysis : A Target Trial Emulation.

DOI：https://doi.org/10.7326/ANNALS-24-03237

2024.12.20

Association of estimated glomerular filtration rate with the incidence of sleep apnea syndrome

DOI：https://doi.org/10.1093/sleep/zsae302

2024.12.20

Real-world treatment patterns and survival in extensive stage small-cell lung cancer in Japan

DOI：https://doi.org/10.1093/jjco/hyae175

2024.12.16

Differential coronary heart disease risk among antihypertensive and lipid-lowering medication users versus non-users: A real-world data analysis

DOI：https://doi.org/10.1016/j.jacl.2024.12.006

2024.12.10

Assessing the Risk of Gastrointestinal Perforation Associated with COVID-19: A Self-Controlled Case Series Study

DOI：https://doi.org/10.1093/aje/kwae448

2024.12.07

Associated Factors and Causes of Chronic Disease Medication Oversupply

DOI：https://doi.org/10.1248/bpb.b24-00551

2024.12.03

Assessment of the Utilization of Sodium–Glucose Cotransporter-2 Inhibitors in Patients Without Diabetes

DOI： https://doi.org/10.3390/pharma3040027

2024.11.23

Long-term Effectiveness of Financial Incentives for Not Prescribing Unnecessary Antibiotics to Children with Acute Respiratory and Gastrointestinal Infections: A Japan’s Nationwide Quasi-Experimental Study

DOI：https://doi.org/10.1093/cid/ciae577

2024.11.21

Immune checkpoint inhibitor-related type 1 diabetes incidence, risk, and survival association

DOI：https://doi.org/10.1111/jdi.14362

2024.11.19

Constipation among workers with depression/anxiety: a retrospective study using a claims database and survey data in Japan

DOI：https://doi.org/10.1136/bmjopen-2023-083668

2024.11.07

Nationwide Epidemiology and Outpatient Healthcare Resource Use of Children with Respiratory Syncytial Virus from 2005 to 2021

DOI：https://doi.org/10.1093/jpids/piae115

2024.11.01

Impact of an mHealth App (Kencom) on Patients with Untreated Hypertension Initiating Antihypertensive Medications: Real-World Cohort Study.

DOI：https://doi.org/10.2196/52266

2024.10.24

Adding Biomarker Change Information to the Kidney Failure Risk Equation Improves Predictive Ability for Dialysis Dependency in eGFR <30 mL/min/1.73m2

DOI：https://academic.oup.com/ckj/advance-article/doi/10.1093/ckj/sfae321/7840435#google_vignette

2024.10.05

Estimating the Prevalence of Chronic Kidney Disease in the Older Population Using Health Screening Data in Japan

DOI：https://doi.org/10.1007/s10157-024-02570-y

2024.09.25

Comparative effectiveness and cardiovascular safety of romosozumab versus teriparatide in patients with osteoporosis: a population-based cohort study

DOI：https://doi.org/10.1007/s00198-024-07255-6

2024.09.19

Current use of angiotensin II receptor blockers and angiotensin-converting enzyme inhibitors for hypertension in patients with chronic kidney disease with proteinuria: a cross-sectional study based on real-world data

DOI：https://doi.org/10.1038/s41440-024-01896-0

2024.09.08

Incidence of new fractures in older patients with osteoporosis receiving biosimilar teriparatide or reference products: A retrospective cohort study

DOI：http://doi.org/10.1111/bcp.16243

2024.09.03

Association of oral hypofunction with aspiration pneumonia, fractures, and mortality in older Japanese adults

DOI：https://doi.org/10.1111/ggi.14973

2024.08.30

Association between self‐reported difficulty in chewing or swallowing and frailty in older adults: A retrospective cohort study

DOI：https://doi.org/10.1007/s11357-024-01325-7

2024.08.05

Effect of COVID-19 Infection on Presenteeism: Cohort Study Using Large Health Insurance-Based Data in Japan

DOI：https://doi.org/10.1097/JOM.0000000000003128

2024.08.03

Do Orally Disintegrating Tablets Facilitate Medical Adherence and Clinical Outcomes in Patients with Post‐stroke Dysphagia?

DOI：https://doi.org/10.1007/s00455-024-10737-8

2024.08.01

Prescribing Cascades of Loop Diuretics and Anti-vertigo Drugs Following Treatment with Gabapentinoids and Benzodiazepines: Prescription Sequence Symmetry Analysis of a Large-Scale Claims Database Including Japanese Older Adults

DOI：https://doi.org/10.1007/s40801-024-00446-x

2024.07.31

Comparison of renal prognosis between dipeptidyl peptidase-4 inhibitor users and non-users

DOI：https://doi.org/10.1111/dom.15800

2024.07.15

Effects of Policy Interventions on Psychotropic Polypharmacy in Japanese Older Adults

DOI：https://doi.org/10.1111/psyg.13165

2024.07.12

Quantification of Oversupply of Chronic Disease Medications among Patients Aged ≥55 Years in Japan

DOI：https://doi.org/10.1248/bpb.b24-00153

2024.07.01

Quality of life and work productivity and activity impairment among online survey respondents with migraine across a range of headache frequency

DOI：https://doi.org/10.3389/fneur.2024.1440733

2024.06.18

Impact of diabetes on mortality and hospitalization after dementia diagnosis: Health insurance claims data analysis

DOI：http://doi.org/10.1111/ggi.14926

2024.06.10

Significance of eGFR and proteinuria for cardiovascular disease in individuals beyond 85 years

DOI：https://doi.org/10.1093/ndt/gfae124

2024.06.05

Usability of the Japanese Late‐Stage Elderly Questionnaire for screening major depression

DOI：http://doi.org/10.1111/psyg.13146

2024.05.29

Preventive dental care reduces risk of cardiovascular disease and pneumonia in hemodialysis population: a nationwide claims database analysis

DOI：https://doi.org/10.1038/s41598-024-62735-3

2024.05.01

Comparative Effectiveness of Long-Acting Injectable Versus Oral Antipsychotics in Patients With Schizophrenia Using the Prevalent New User Design and Subgroup Analyses

DOI：https://doi.org/10.1097/JCP.0000000000001841

2024.05.01

A study to investigate the prevalence of headache disorders and migraine conducted using medical claims data and linked results from online surveys: post-hoc analysis of other headache disorders

DOI：https://doi.org/10.1186/s12883-024-03675-3

2024.04.13

Glycemic control of once-weekly and other administration frequencies for DPP-4 inhibitor in patients with type 2 diabetes: a real-world retrospective cohort study

DOI：https://doi.org/10.1007/s13340-024-00718-5

2024.04.03

Comparison of medication persistence and adherence in type 2 diabetes using a once-weekly regimen of DPP-4 inhibitor compared with once-daily and twice-daily regimens: a retrospective cohort study of Japanese health insurance claims data

DOI：https://doi.org/10.1007/s13340-024-00714-9

2024.04.01

Characteristics of patients who seek medical attention for headache and those who do not: cross-sectional survey and linked medical claims data analysis in Japan

DOI：https://doi.org/10.1136/bmjopen-2023-077686

2024.03.19

Applying the HARMS2-AF Risk Score for Japanese population: An analysis of a nationwide epidemiological dataset

DOI：https://doi.org/10.1093/eurjpc/zwae111

2024.02.17

Association Between Subjective Physical Function and Occurrence of New Fractures in Older Adults: A Retrospective Cohort Study

DOI：https://doi.org/10.1111/ggi.14830

2024.02.13

Impact of COVID-19 Infection on Health-Related Quality of Life in the Japanese Population: A Large Health-Insurance-Based Database Study

DOI：https://doi.org/10.3390/ijerph21020217

2024.02.01

Clinical Utilization of Generic Drugs and Biosimilars for Ulcerative Colitis Treatment: Insights from a Nationwide Database Study in Japan

DOI：https://doi.org/10.1159/000536146

2024.02.01

Association Between Vonoprazan and the Risk of Gastric Cancer After Helicobacter pylori Eradication

DOI：https://doi.org/10.1016/j.cgh.2024.01.037

2024.01.09

Novel subgroups of obesity and their association with outcomes: a data-driven cluster analysis

DOI：https://doi.org/10.1186/s12889-024-17648-1

2023.12.12

Proteinuria screening and risk of bone fracture: a retrospective cohort study using a nationwide population-based database

DOI：https://doi.org/10.1093/ckj/sfad302

2023.11.27

Validation and comparison of the coding algorithms to identify people with migraine using Japanese claims data

DOI：https://doi.org/10.3389/fneur.2023.1231351

2023.10.28

Prevalence, treatment status, medical costs, quality of life, and productivity loss in Japanese adult patients with anemia: a real-world database study

DOI：https://doi.org/10.1080/13696998.2023.2271752

2023.10.23

The impact of clinical inertia on uncontrolled blood pressure in treated hypertension: Real-world, longitudinal data from Japan

DOI：https://doi.org/10.1038/s41440-023-01452-2

2023.06.24

Practice patterns and costs of glaucoma treatment in Japan

DOI：https://doi.org/10.1007/s10384-023-01002-w

2023.05.17

Multimorbidity, Polypharmacy, Severe Hypoglycemia, and Glycemic Control in Patients Using Glucose-Lowering Drugs for Type 2 Diabetes: A Retrospective Cohort Study Using Health Insurance Claims in Japan

DOI：doi: 10.1007/s13300-023-01421-5

2023.05.01

The prevalence of end-of-life chemotherapy and targeted therapy in Japan, assessed using a health claims database

DOI：https://doi.org/10.1007/s00280-023-04535-6

2023.02.21

Clinical characteristics, medication use, and impact of primary headache on daily activities: an observational study using linked online survey and medical claims data in Japan

DOI：https://doi.org/10.1186/s12883-023-03122-9

2023.01.25

Association Between Early Surgery and Postoperative Opioid Use in Patients With Lumbar Disc Herniation: A Propensity Score-Matching Analysis Using an Administrative Claims Database in Japan

DOI：https://doi.org/10.1177/21925682231154854

2023.01.25

Comparative effectiveness of long-acting injectable antipsychotics in patients with schizophrenia in Japan

DOI：https://doi.org/10.1016/j.schres.2023.01.019

2022.12.19

Risk of post-extraction bleeding with direct oral anticoagulant compared with warfarin: Retrospective cohort study using large scale claims data in Japan

DOI：https://doi.org/10.1016/j.thromres.2022.12.007

2022.12.12

Recent trends in anti-vascular endothelial growth factor intravitreal injections: A large claims database study in Japan

DOI：https://doi.org/10.1007/s10384-022-00969-2

2022.11.29

Association between COVID-19 pandemic and mental disorders in spouses of intensive care unit patients

DOI：https://doi.org/10.1007/s00134-022-06941-5

2022.11.22

Comparison of bleeding following gastrointestinal endoscopic biopsy in patients treated with and without direct oral anticoagulants

DOI：https://doi.org/10.1055/a-1981-2946

2022.10.06

Postoperative Adverse Events and Re-treatment among Patients who have undergone Laparoscopic and Robotic Sacrocolpopexy for Pelvic Organ Prolapse in Japan

DOI：https://doi.org/10.1002/ijgo.14497

2022.07.15

Association of Smartphone‐Recorded Steps Over Years and Change in Cardiovascular Risk Factors Among Working‐Age Adults

DOI：https://doi.org/10.1161/JAHA.121.025689

2022.06.23

A study to investigate the prevalence of headache disorders and migraine among people registered in a health insurance association in Japan

DOI：https://doi.org/10.1186/s10194-022-01439-3

2022.06.20

Time-series analysis of blood pressure changes after the guideline update in 2019 and the coronavirus disease pandemic in 2020 using Japanese longitudinal data

DOI：https://doi.org/10.1038/s41440-022-00961-w

2022.04.15

Prevalence of Noncommunicable Diseases in Japan Using a Newly Developed Administrative Claims Database Covering Young, Middle-aged, and Elderly People

DOI：https://doi.org/10.31662/jmaj.2021-0189

2021.07.15

The impact of COVID-19 pandemic on the utilization of ambulatory care for patients with chronic neurological diseases in Japan: Evaluation of an administrative claims database

DOI：https://doi.org/10.5582/bst.2021.01194

2021.04.26

Effects of an mHealth App (Kencom) With Integrated Functions for Healthy Lifestyles on Physical Activity Levels and Cardiovascular Risk Biomarkers: Observational Study of 12,602 Users.

DOI：https://doi.org/10.2196/21622