Evaluation of Disease Factors Using Case History Database

疾病因素和后天环境因素决定了一个人一生中所患的疾病。我们假设到九州大学医院就诊的患者有类似的环境因素，因为他们的居住节奏被限定在狭窄的区域内。然后，本院病例史呈现个体疾病因素。我们的综合医院信息系统将所有信息保存为病历数据库。该数据库采用DL/I和CICS管理的分层结构，用于医院肿瘤登记。它包括就诊、就诊日期、入院、病历编号、临床诊断、临床检查结果、心电图解释、放射检查、放射治疗、手术治疗、注射和药物，以及患者的姓名、出生日期、性别、地址、电话号码、邮政编码和健康保险种类。截至1989年2月，目前保存了约27万例患者的病历。本研究对54069例至少就诊一次的患者进行聚类分析。提取1983 - 1988年患者的病例史。

Disease Factors and acquired environmental factors prescribe diseases which a man catch throughout his lefe. We assume that patients visiting Kyushu University Hospital has similar environmental factors,because their paces of residence are defined in narrow area. Then, Case histories in this hospital present individual disease factors.Our integrated hospital information system saves all informations as case history data-base. This database has hiererchal structure managed by DL/I and CICS, and is utilized for hospital cancer registration. It includes attending clinic, visit date, addmission, chart number, clinical diagnosis, clinical examination result, electrocardiogram inter-pretation, radiological examination, radiation therapy, surgical treatment, injection and medication, as well as patient's name, birth date, sex, address, telephone number, postal code and the sort of health insurance. About two hundred and seventy thousands patients' case histories are saved at present, onFebruary, 1989.In this study, 54069 patients who visited at least one time where analysed by Cluster analysis. Case histories of their patients were extracted from 1983 to 1988.