Análise da frequência vocal materna ao falar com o bebê

Abstract

Objective: to verify the vocal aspects that changes when a mother talks to her baby. Methods: The project was developed in a municipality in the northeast of Rio Grande do Sul and 24 Mothers who have children aged 0 to 12 months were evaluated. The Mother’s voice was recorded two times: first when she talked normally, and then when talked with her baby, the phrase used was the same to avoid phonetic confusion in the analysis, because the same was done using the Voxmetria software, where the measurement of vocal frequency was analyzed. The mothers also answered a questionnaire. Results: Audible and in the analyzes, all the audios had modifications, the maternal voice spoken with the child maintains the fundamental frequency of the voice much longer in high, while the voice spoken with the adult varies between medium and high, but it not maintains.