Study on the improvement of oral function in the elderly requiring support and long-term care -Practice of dysphagia nursing by use of simplified comprehensive assessment tool for feeding support: Kuchi-Kara Taberu Index- - Improvement of oral function in the elderly requiring support and long-term care and quality improvement of dysphagia nursing by use of Kuchi-Kara Taberu Index

1)Study for the elderly requiring support and long-term care Enforcement group (1)Repetitive Saliva Swallowing Test(RSST) The intervention improved swallowing frequency. (2) Cumulative time for the first swallow of the repeated saliva swallow test The intervention improved RSST. (3) Oral diadochokinesis The intervention improved oral diadochokinesis. Non-enforcement group no significant changes were observed. 2)Study for nurses Itemized scores on evaluation form. There was no significant change.