Background: Validation of recorded data is a prerequisite for studies that utilize administrative
databases. The present study evaluated the validity of diagnoses and procedure records …

The Diagnosis Procedure Combination (DPC) is a casemix patient classification system,
which was originally developed in Japan in 2002. This system is linked with a lump-sum …

Objective: In a large nationwide administrative database of hospitalized patients, we
investigated postoperative outcomes after laparoscopic or open distal gastrectomy in Japan. …

Japan's health indices such as life expectancy at birth are among the best in the world.
However, at 8·5% the proportion of gross domestic product spent on health is 20th among …

OBJECTIVES: To investigate the temporal trend in the national incidence of bronchiolitis
hospitalizations, their characteristics, inpatient resource use, and hospital cost from 2000 …

… PhD c , Kiyohide Fushimi MD, PhD d , Hiroyuki Matsue MD, PhD a , Hideo Yasunaga MD,
PhD b … Drs Konishi, Shimizu, Fushimi, Matsue, Yasunaga, and authors Kumazawa and Matsui …

Japan established an original case-mix classification system in 2002, so called Diagnosis
Procedure Combination (DPC). The main purposes of introducing the DPC system are …

In 2003, a lump-sum payment system based on Diagnosis Procedure Combinations (DPC)
was introduced to 82 specific function hospitals in Japan. While the US DRG/PPS system is a …

The Asia Pacific Observatory on Health Systems and Policies (‎the APO)‎ is a collaborative
partnership of interested governments, international agencies, foundations, and researchers …

Objective To examine the incidence of vertebral osteomyelitis (VO) and the clinical features
of VO focusing on risk factors for death using a Japanese nationwide administrative database…