Table 2: Comparison of static features between the first three formants of the vowel /aa/ in normal, polyp, and unilateral VCP subjects for females. The term SD indicates standard deviation.

F1 meanF1 SDF2 meanF2 SDF3 meanF3 SD
MeanSD valueMeanSD valueMeanSD valueMeanSD valueMeanSD valueMeanSD value

Normal84410366.673.1139312787.882.32762481240.6250.4
Polyp763134099.472.3013801540.63999.864.80.00128943260.128237.6229.00.139
Unilateral VCP7912000.148117.990.8014361690.027113.3105.30.00329943760194.7195.20.804