A total of 6043 surgical cases were performed at S.D.A. Hospital from 1973 to 1979. These were analyzed statistically according to yearly numbers and emergency states, age, sex, anesthetic methods, anesthetic technique, duration of anesthesia, anesthetic agents and mortality. These were all inpatients operated under general anesthesia, and the results are as follows. Results. 1) Yearly numbers and emergency numbers were steadily increasing. 2) Sex ratio was 65%: 35% 2887 male cases(47.7%) and 5156 female cases(52.23%). 3) More than half of the age group was adult(21 to 60 years) 4) Halothane, nitrous oxide and neuromuscular blocker were used with increasing tendency. 5) The anesthetic technique was, in more than 90% of cases, was circle absorption system. 6) General surgery cases were 40% of the total of all departments. 7) In 66.95% of anesthesias the duration was 1 to 3 hours. 8) General anesthesia group was 98.63%. 9) Deathe occurred in 6 cases our of a total of 6043 cases.