The purpose of this study is to make a new scale to measure the effects of Long-term care insurance system. Four hundreds and seventy-one caregivers who care the elderly living at home voluntarily answered the questionnaire, and the subjective burden of caregivers was measured by Nihon Fukushi University (NFU) version of caregiver burden scale. As the results, NFU version of caregiver burden scale had enough reliability and validity to measure caregiver\u27s burden, and a factor analysis revealed two factors, "subjective burden of care" and "will for continuing care". Cross-sectional comparison shows reduction of subjective burden of care, however, the change was different due to community. The factors of the elderly themselves and the factors of caregivers were related to subjective burden of caregivers. Different dimensions of social network and social support were related to two subscales
