This study mainly explores the actual situation of AAC users in New Taipei City in their daily life after applying for social security subsidies, and the satisfaction of the main caregivers to AAC actually helping case communication. In summary, the main purposes of this study are as follows:

1. Discuss the communication satisfaction of the main caregivers to AAC users.
2. Explore the barriers to AAC users applying AAC.

This study was based on cross-sectional research, questionnaire survey, and the evaluation of the questionnaires by experts. The research tool part of the research and development reference to the domestic and foreign literature and questionnaires, developed a self-made questionnaire "communication quality satisfaction questionnaire", with continuous use and no continuous use of the auxiliary communication system as the self-variation in the study, in order to separately discuss the main caregiver Communication satisfaction of AAC users in different situations and activities in daily life, as well as obstacles in application

Inclusion Criteria:

1. Apply for the communication from the New North City Access Center to identify the primary caregiver of the AAC users who have approved and purchased the AAC users.
2. The primary caregiver has normal communication skills and is interviewed by telephone.

Exclusion Criteria:

who may not participate in this study if you have any of the following conditions:

1. The main caregiver is unable to conduct telephone interviews due to physiological conditions (listening, deaf-mute)

primary caregivers of AAC users in New Taipei City