| # | Title | Journal | Year | Citations |
|---|
| 1 | Validity of diagnoses, procedures, and laboratory data in Japanese administrative data | Journal of Epidemiology | 2017 | 514 |
| 2 | The Effect of Intraaortic Balloon Pumping Under Venoarterial Extracorporeal Membrane Oxygenation on Mortality of Cardiogenic Patients: An Analysis Using a Nationwide Inpatient Database | Critical Care Medicine | 2016 | 142 |
| 3 | Antithrombin and mortality in severe pneumonia patients with sepsis‐associated disseminated intravascular coagulation: an observational nationwide study | Journal of Thrombosis and Haemostasis | 2014 | 127 |
| 4 | In-hospital mortality and successful weaning from venoarterial extracorporeal membrane oxygenation: analysis of 5,263 patients using a national inpatient database in Japan | Critical Care | 2016 | 117 |
| 5 | Early β-blocker use and in-hospital mortality in patients with Takotsubo cardiomyopathy | Heart | 2016 | 98 |
| 6 | The Japanese Clinical Practice Guidelines for Management of Sepsis and Septic Shock 2020 (J-SSCG 2020) | Journal of Intensive Care | 2021 | 92 |
| 7 | Risk Factors for Free Flap Failure in 2,846 Patients With Head and Neck Cancer: A National Database Study in Japan | Journal of Oral and Maxillofacial Surgery | 2016 | 86 |
| 8 | Out-of-hospital versus in-hospital Takotsubo cardiomyopathy: Analysis of 3719 patients in the Diagnosis Procedure Combination database in Japan | International Journal of Cardiology | 2014 | 82 |
| 9 | Clinical characteristics and outcomes of myxedema coma: Analysis of a national inpatient database in Japan | Journal of Epidemiology | 2017 | 82 |
| 10 | Preoperative oral care and effect on postoperative complications after major cancer surgery | British Journal of Surgery | 2018 | 79 |
| 11 | Effect of a selective neutrophil elastase inhibitor on mortality and ventilator-free days in patients with increased extravascular lung water: a post hoc analysis of the PiCCO Pulmonary Edema Study | Journal of Intensive Care | 2014 | 78 |
| 12 | Paradoxical association between body mass index and in-hospital mortality in elderly patients with chronic obstructive pulmonary disease in Japan | International Journal of COPD | 2014 | 77 |
| 13 | Low-dose corticosteroid use and mortality in severe community-acquired pneumonia patients | European Respiratory Journal | 2015 | 77 |
| 14 | Association of Blood Pressure Classification Using the 2017 American College of Cardiology/American Heart Association Blood Pressure Guideline With Risk of Heart Failure and Atrial Fibrillation | Circulation | 2021 | 75 |
| 15 | Effect of Early Rehabilitation by Physical Therapists on In-hospital Mortality After Aspiration Pneumonia in the Elderly | Archives of Physical Medicine and Rehabilitation | 2015 | 73 |
| 16 | Clinical Epidemiology and Health Services Research using the Diagnosis Procedure Combination Database in Japan | Asian Pacific Journal of Disease Management | 2015 | 72 |
| 17 | Early enteral nutrition for cardiogenic or obstructive shock requiring venoarterial extracorporeal membrane oxygenation: a nationwide inpatient database study | Intensive Care Medicine | 2018 | 67 |
| 18 | Risk of infectious complications associated with blood transfusion in elective spinal surgery—a propensity score matched analysis | Spine Journal | 2016 | 66 |
| 19 | Therapeutic endoscopy-related GI bleeding and thromboembolic events in patients using warfarin or direct oral anticoagulants: results from a large nationwide database analysis | Gut | 2018 | 66 |
| 20 | Outcomes of Endovascular Repair for Abdominal Aortic Aneurysms | Annals of Surgery | 2019 | 66 |
| 21 | Recombinant human soluble thrombomodulin and mortality in severe pneumonia patients with sepsis‐associated disseminated intravascular coagulation: an observational nationwide study | Journal of Thrombosis and Haemostasis | 2015 | 60 |
| 22 | Validation of the prognostic burn index: A nationwide retrospective study | Burns | 2015 | 58 |
| 23 | Treatments and outcomes of generalized pustular psoriasis: A cohort of 1516 patients in a nationwide inpatient database in Japan | Journal of the American Academy of Dermatology | 2022 | 57 |
| 24 | Prophylactic Antibiotics May Improve Outcome in Patients With Severe Burns Requiring Mechanical Ventilation: Propensity Score Analysis of a Japanese Nationwide Database | Clinical Infectious Diseases | 2016 | 55 |
| 25 | Long-Term Survival in Patients With Acute Kidney Injury After Acute Type A Aortic Dissection Repair | Annals of Thoracic Surgery | 2016 | 53 |
| 26 | Effect of weekend admission for acute myocardial infarction on in-hospital mortality: A retrospective cohort study | International Journal of Cardiology | 2015 | 51 |
| 27 | Factors predicting adverse events associated with therapeutic colonoscopy for colorectal neoplasia: a retrospective nationwide study in Japan | Gastrointestinal Endoscopy | 2016 | 50 |
| 28 | Factors affecting mortality following emergency admission for chronic obstructive pulmonary disease | BMC Pulmonary Medicine | 2014 | 48 |
| 29 | Comparing Perioperative Mortality and Morbidity of Minimally Invasive Esophagectomy Versus Open Esophagectomy for Esophageal Cancer | Annals of Surgery | 2021 | 48 |
| 30 | Intravenous Immunoglobulin and Mortality in Pneumonia Patients With Septic Shock: An Observational Nationwide Study | Clinical Infectious Diseases | 2015 | 46 |
| 31 | The Volume-Outcome Relationship in Critically Ill Patients in Relation to the ICU-to-Hospital Bed Ratio* | Critical Care Medicine | 2015 | 45 |
| 32 | Bleeding after endoscopic sphincterotomy or papillary balloon dilation among users of antithrombotic agents | Endoscopy | 2015 | 45 |
| 33 | Comparison of in‐hospital mortality in patients with COPD, asthma and asthma–COPD overlap exacerbations | Respirology | 2015 | 43 |
| 34 | Supplemental dose of antithrombin use in disseminated intravascular coagulation patients after abdominal sepsis | Thrombosis and Haemostasis | 2015 | 43 |
| 35 | Factors associated with severe epiglottitis in adults: Analysis of a Japanese inpatient database | Laryngoscope | 2015 | 42 |
| 36 | Factors Associated With Neck Hematoma After Thyroidectomy | Medicine (United States) | 2016 | 42 |
| 37 | Mortality and morbidity after spinal surgery in patients with Parkinson's disease: a retrospective matched-pair cohort study | Spine Journal | 2017 | 42 |
| 38 | Complications following endoscopic submucosal dissection for gastric, esophageal, and colorectal cancer: a review of studies based on nationwide large-scale databases | Annals of Translational Medicine | 2017 | 42 |
| 39 | Complications and Postoperative Mortality Rate After Surgery for Pathological Femur Fracture Related to Bone Metastasis: Analysis of a Nationwide Database | Annals of Surgical Oncology | 2016 | 41 |
| 40 | Comparison of Perioperative Outcomes including Severe Bladder Injury between Monopolar and Bipolar Transurethral Resection of Bladder Tumors: A Population Based Comparison | Journal of Urology | 2014 | 40 |
| 41 | Effect of Japanese Herbal Kampo Medicine Goreisan on Reoperation Rates after Burr-Hole Surgery for Chronic Subdural Hematoma: Analysis of a National Inpatient Database | Evidence-based Complementary and Alternative Medicine | 2015 | 40 |
| 42 | Categorized diagnoses and procedure records in an administrative database improved mortality prediction | Journal of Clinical Epidemiology | 2015 | 40 |
| 43 | Coagulation phenotypes in sepsis and effects of recombinant human thrombomodulin: an analysis of three multicentre observational studies | Critical Care | 2021 | 40 |
| 44 | Differences in effect of early enteral nutrition on mortality among ventilated adults with shock requiring low-, medium-, and high-dose noradrenaline: A propensity-matched analysis | Clinical Nutrition | 2020 | 39 |
| 45 | Validity of initial cancer diagnoses in the Diagnosis Procedure Combination data in Japan | Cancer Epidemiology | 2021 | 39 |
| 46 | Nationwide Analysis of Persistent Type II Endoleak and Late Outcomes of Endovascular Abdominal Aortic Aneurysm Repair in Japan: A Propensity-Matched Analysis | Circulation | 2022 | 39 |
| 47 | Early-phase changes of extravascular lung water index as a prognostic indicator in acute respiratory distress syndrome patients | Annals of Intensive Care | 2014 | 38 |
| 48 | Effect of dysphagia rehabilitation on oral intake in elderly patients with aspiration pneumonia | Geriatrics and Gerontology International | 2015 | 38 |
| 49 | Differences in cancer stage, treatment and in-hospital mortality between patients with and without schizophrenia: retrospective matched-pair cohort study | British Journal of Psychiatry | 2016 | 38 |
| 50 | Seasonality of acute kidney injury incidence and mortality among hospitalized patients | Nephrology Dialysis Transplantation | 2018 | 38 |
