Date of Completion


Document Type


Degree Name

Bachelor of Science in Speech Language Pathology


Speaking fundamental frequency, Standard reading passage, voice disorders


The study used quantitative descriptive research design. The study conducted in the De La Salle Medical and Health Sciences Institute-College of Rehabilitation Science. Participants were 18-20 young Filipino male and female adult from a subset of the population in De La Salle Medical and Health Sciences Institute. A total of 10 participants met the inclusion criteria for the study. They were selected through purposive sampling technique. The participants were tasked with sustaining /a/ for five second then reading the rainbow passage. The sustained phonation of /a/ will be used to screen for voice disorders. The voice sampling were recorded using Audacity and analyzed using Pratt. Value obtained were computed using descriptive analysis. The study was able to obtain the SF, and SF Range of the population. While multiple studies were able to support the result of the SF the lack of literature present for the SF Range indicates further research is needed in this area.

First Advisor

Ma. Royce Chua Lawas