A convenience samples of fifty women (50) giving birth in a government hospital in Samar, Philippines were recruited to
participate in the study. The response rate was 100%. No attempts to select samples randomly were made by investigators;
however inclusion criteria were set for the purpose of delimitation. Inclusion criteria were as follows; (a) gestation of 37 to
40 weeks, (b) between ages 18 to 38 years old, (c) in the latent phase of labor, (d) with no complications of pregnancy;
Gestational Diabetes, Pregnancy Induced Hypertension, (e) with no hearing problem, and (f) agree and signed a consent to
participate in the study. Each qualified respondent was chosen randomly and assigned randomly to two conditions either in
music group or non-music group by matching technique.