본 연구는 중․고령자의 장기요양서비스 이용의사 영향요인을 찾아내고, 각 연령집단의 특성과 영향요인을 규명하는데 목적이 있다. 베이비부머와 노인집단 대상으로 앤더슨 모델을 활용하여 확률효과 패널 로짓분석을 시도하였다. 분석결과, 베이비부머와 노인집단의 집단별로 영향요인들의 차이가 있는 것으로 나타났다. 소인성 요인에서 연령, 성별, 거주지역이 각 집단에서 유의하게 나타났다. 자원요인에서 이웃관계 만족도, 노인장기요양보험 제도인지상태, 개인연금가입 상태, 개인의 소득수준, 가구소득, 자녀유무, 부모 수발여부가 각 집단에서 유의하게 나타났다. 욕구요인에서 만성질환유무, 장애여부, 심리적 건강상태가 각 집단에서 유의하게 나타났다. 이러한 연구결과를 바탕으로 향후 고령층으로 진입할 베이비부머와 현 노인집단의 장기요양서비스 이용욕구에 기반한 학술적, 정책적 함의를 제시하였다. The purpose of this study is to analyze the factors affecting service use intention of long-term care among the baby boomer and the elderly. This study conducts a longitudinal study using the modified Andersen model by age groups of the baby boomer and the elderly. This study examined random effects panel logit analysis for middle aged and elderly adults and the disabled by age variations. The results have shown that there are different factors Influencing factors for each specific age group of baby boomers and the elderly. The results were as follows: this study found that predisposing factors of the service use intention of long-term care were significantly related to sex, residential area. Enabling factors of the service use intention of long-term care were significantly related to neighbor relationship satisfaction, long-term care service recognition, private pension, saving, private pension, satisfaction, personal income level, household income, children, parents care. Need factors of the service use intention of long-term care were significantly related to psychological health, chronic diseases, disabled. So, there are a need for a policy considerations such as needs expanding coverage. Finally, implications and future research directions were discussed based on the finding of the study.