To compare geographic differences in anesthesia between Wonju City and another city, Seoul, anesthetic experiences of a total of l6,457 cases performed at the Department of Anesthesiology of Wonju Christian Hospital, Yonsei University Medical College, from Nov. 1957 tO Dec. 1977 were analyzed statistically according to age, sex, physical status, emergency operation, anesthetic agents and methods and complications. The results are as follows: 1) The cases of anesthesia tended to increase year by year and the rate of increasing was remarkable in female patients. 2) Sexual distribution was 8994 cases of males(54.7%) and 7463 cases of females(45.3%). 3) 44. 5% of cases were of patients in the 2nd to 4th decade of age and the patients under 10 years and over 60 years of age tended to increase. 4) The patients in general surgery were more than half of the total cases and the patients in neurosurgery tended to increase. 5) General anesthesia was given to 91. 6% of total cases, and regional anesthesia to 8.4%. 6) Ether anesthesia was used in about 67% of all surgical patients. 7) About 30% of total cases were emergency cases. 8) Of ll cases of cardiac arrest, 7 cases were successfully resuscitated.