While these data are important as it is the first analysis conducted in the locality, nevertheless it has some limitations. First, awareness of the aim of the intervention might have potentially affected the responses of the samples since they were informed of the purpose and the study goal before the start of the investigation. Secondly, the use of investigators-selected or predetermined music might have affected the responses to music since they were deprived from choosing music of their choice. Effects of music are enhanced wh en subjects appreciate the type of music [32] . Thirdly, the use ofheadphones rather than loudspeakers might have caused different listening experience that may impact interventio n effects. Furthermore, the small sample size might have affected the statistical power and effect size of the study. Thus, future studies may be conducted to increase statistical power and effect size.