Speech Methods of Laryngectomees Who Speak Cantonese / 听力学及言语疾病杂志

Forty laryngectomees were divided into 4 groups. Each group had 10 patients, who speech with Esophageal, Tracheo- esophageal, Electrolaryngeal and Pneumatic artificial laryngeal respectively. Ten normal speakers were included as control group. The average fundamental frequencies (F0) were included as calculated after speaking a sentense. The result showed that it was similar between normal speakers and Tracheo-esophageal speech,the average F0 of Esophageal and Pneumatic artifcial Laryngeal speech were highest, and that of Electrolaryngeal speech was lowest.