Koichi Nobutomo

Learn More
BACKGROUND Although patient safety climate is an important factor in preventing adverse events in health care organizations, there is no usable Japanese scale. OBJECTIVE To develop a Japanese scale to measure patient safety climate and to evaluate its psychometric properties. METHODS Cross-sectional questionnaire survey was conducted with respect to 9(More)
OBJECTIVES As one of the factors related to doctor-shopping behaviour (i.e. consulting multiple doctors with regard to the same illness episode), very little has been revealed about the role of doctor explanation. We examined therefore the association between doctor explanation and doctor-shopping behaviour. METHODS The subjects were internist-patient(More)
OBJECTIVES Owing to a lack of a suitable needle procedure, it has been impossible to evaluate the efficacy of acupuncture in clinical studies using double-blind testing. We evaluated the applicability of a new kind of press needle (Pyonex) to a double-blind trial by comparing the press needle with a placebo (lacking the needle element). METHODS The(More)
Taking advantage of the compulsory annual medical check-up at the Central Institute of Health, Japan National Railways, hepatitis B seromarkers were tested in male employees at work and their "dead and alive" status was followed for more than 6 years for their prognostic significance. Two prospective studies were carried out. In the first study, two groups(More)
We examined the relationship between hospital case volume and patient outcome (ie, length of hospital stay and hospital charges) for both total hip arthroplasty (THA) and total knee arthroplasty (TKA). The study included 1561 patients who had total joint arthroplasty from April 1, 2001, to March 31, 2003. Using the mean values of THA or TKA surgical case(More)
To investigate carcinogenic or cocarcinogenic properties, copper ore (Kinkaseki) and flue dust collected from a metal refinery and arsenic trioxide (As2O3) were administered into the lung of male Wistar-King rats by an intratracheal instillation method. No squamous cell carcinoma of the lung was found among the rats given three arsenical substances, while(More)
OBJECTIVE Stroke is a heavy economic burden on the individuals, society and health services in China, where health expenditure is rising rapidly. The purpose of the present study is to examine health services and demographic factors associated with inpatient charges for cerebral infarction in China, focusing on hospital charges of insured and uninsured(More)
OBJECTIVE This study was performed to evaluate both positive and negative influences of social support on the relationship between work stress and alcohol consumption in male white-collar workers. METHOD This study was performed in a population of male white-collar workers in Osaka, Japan. The subjects (N = 661) were categorized into nine subgroups based(More)
Although the incidence of medical malpractice litigation is increasing in Japan, it remains unclear whether medical malpractice litigation gives doctors and hospitals, an economic incentive to provide high-quality medical care by requiring that they compensate patients for harm caused by negligence. Therefore, to evaluate whether the medical malpractice(More)