Background
: Currently in 1995, Fall, there were PC communication programs about health infor-mation service, health counselling or self-investigation, and so forth to try medical contacts for the benefit of public. furthermore by the environmental and methodological limists of PC communication, we didn't acquire systematic classification of what users want and what they want to know. And we didn't have basic information for their sex, age, occupation, neighborhood, educational background and so on. Therefore in spite of a lot of efforts and inerests, health counselling and medical counselling systems by PC communication did not achieve corresponding effects. To establish more effective medical counselling system, we attempted to summarize and analyze the basic investigation on the users and their major concerns.

Methods : This survey analyzed the contents of health counselling cases form 24, march, 1994 to 7, June, 1995. NO 21 'Welcome to Medical Information', the name of medical counselling program of kangnam CMC medical system, was programmed under Chun-ri-an PC communication.
Result : For 408 days, the total number of user's questions wre 1712 cases : The average was 4.2 cases, is a day. among 1712 cases, 328 cases was not available because they are empty forms. Thus, we analyzed other 1384 cases.In regional analysis, seoul marked 34.3% by 475 cases. In age analysis, the twenties(20~29) marked 52.5% 9average was 28). Men/Women rate was 2.1:1. Men outnumbered women, In educa-tional background analysis, students cerord first (24.7%), hosewives,second(10.0%), and salaried men, thired(8.9%). We analyzed the user's inquriries by ICD-10. Among the inquiries, a719(nonspecificcounselling) was the most frequent cases(19.8%). And R53(malaise and fatigue) and R51 (unspecified chest pain) record as 3.4% each.In main classification of ICD-10, 'XVIII. Symptoms, sign and abnormal clinical and laboratory findings (R00-R99)' recorded 369, cases(27.1%), 'XXI. Fasctors influencing health status and contact with health services (Z00-Z99)' recorded 340 cases(25%) The average rate of answering questions was 81.9%. The users recorded high rate of more than 99% in answering the questions about age, sex and educational background.

Conclusion : In conclusion, this analysis showed that university graduate men of 20s in Seoul was main use in this PC health counselling program. They mainly asked on unspecified symptoms, sign, clinic, and investigations of abonormal findings They showed high interest and enthusiasm on PC counselling according to their responsrate and contents. However, the PC program did not meet completely the users's satisfaction because of the immaturity and non-preciseness of the question. Therefore, throngy objectification of the method of questionnaire, statistical process, and systematization d should develop the medical counselling service.