Table 7. Cronbach’s alpha of the Vietnamese version of the UTBAS-6 scale (n=34)

Item Scale
Frequency Belief Anxiety
1. I will never be successful because of my stuttering. 0.73 0.75 0.77
2. People will think I am incapable/incompetent due to my stutter. 0.68 0.76 0.76
3. People will think I am different. 0.74 0.78 0.77
4. I do not want to go out - people will not like me. 0.69 0.78 0.79
5. Even when I try to say something that is meaningful - I can’t say it straight away. 0.65 0.73 0.81
6. I will never finish my explanation - people will misunderstand me. 0.66 0.77 0.80
Total 0.73 0.80 0.81