本文对我院六年来的内科住院患者8728例进行统计,并对30岁以上的中老年患者7319例次进行了临床分析如下:资料来源及方法1.取1980年～1986年7月间资料较完整,诊断明确的8728份内科住院病历,其中选择了30岁以上中老年患者7319例次进行分析。凡同一患者同时患二种以上疾病时,则在每种疾病患者数中各记入1例次。由于本文统计是以病种的例次计算,因此所检人次 In this paper, 8728 cases of medical inpatients in our hospital over the past six years were analyzed, and the clinical analysis of 7319 middle-aged and elderly patients over the age of 30 were analyzed as follows: Sources and Methods 1. From 1980 to July 1986, Complete, well-diagnosed 8728 in-patient medical records, of which 7319 elderly patients over the age of 30 were selected for analysis. Where the same patient suffering from more than two kinds of diseases, the number of patients in each disease were recorded in 1 case times. Since this article is based on the statistics of the disease cases, the number of interviews