scholarly journals Psychometric Properties of the Translated Tai Chi Exercise Self-Efficacy Scale for Chinese Adults with Coronary Heart Disease or Risk Factors

Author(s):  
Ting Liu ◽  
Aileen Wai Kiu Chan ◽  
Ruth E. Taylor-Piliae ◽  
Kai-Chow Choi ◽  
Sek-Ying Chair

Tai Chi is an effective exercise option for individuals with coronary heart disease or its associated risk factors. An accurate and systematic assessment of a Mandarin-speaking adults’ self-efficacy in maintaining Tai Chi exercise is lacking. Mandarin Chinese has the most speakers worldwide. This study aimed to translate the Tai Chi Exercise Self-Efficacy scale and examine its psychometric properties. The 14-item Tai Chi Exercise Self-Efficacy scale was translated from English into Mandarin Chinese using a forward-translation, back-translation, committee approach, and pre-test procedure. Participants with coronary heart disease or risk factors (n = 140) enrolled in a cross-sectional study for scale validation. Confirmatory factor analysis indicated a good fit of the two-factor structure (Tai Chi exercise self-efficacy barriers and performance) to this sample. The translated scale demonstrated high internal consistency, with a Cronbach’s α value of 0.97, and good test-retest reliability, with an intra-class correlation coefficient of 0.86 (p < 0.01). Participants with prior Tai Chi experience reported significantly higher scores than those without (p < 0.001), supporting known-group validity. A significant correlation was observed between the translated scale and total exercise per week (r = 0.37, p < 0.01), providing evidence of concurrent validity. The Mandarin Chinese version of the Tai Chi Exercise Self-Efficacy scale is a valid and reliable scale for Chinese adults with coronary heart disease or risk factors.

2018 ◽  
Vol 3 (2) ◽  
pp. 65
Author(s):  
Eka Afrima Sari ◽  
Seizi Prista Sari ◽  
Sri Hartati Pratiwi

Coronary heart disease is one of the main causes of mortality rate in the world.  This disease is affected by several risk factors. People who have high or moderate risk factors for coronary heart disease should have good preventive behavior, but this also requires a good level of self-efficacy as well, so that the expected behavior can be performed. This study aimed to determine the level of community self-efficacy of coronary heart disease based on characteristic risk factors. This research used a descriptive quantitative approach. Participant consisted of 70 people in Desa Limusgede, West Java, Indonesia acquired through a non-probability technique of purposive sampling. Self-efficacy was measured using a self-efficacy questionnaire (validity value in the range of 0.484 to 0.773 and reliability value 0.862) while risk factor data were determined by age, body mass index, blood pressure, smoking behavior, diabetes mellitus, and physical activity which were referenced by Jakarta Cardiovascular Score. Data were analyzed using median and frequency distribution. The results showed that median (minimum-maximum score) of self-efficacy is 26.00 (11-41), most of the respondent (62.86%) had high self-efficacy of coronary heart disease and more than a half respondent (47.14%) had moderate and high-risk factors for cardiovascular disease. Further, almost half the respondent who had high self-efficacy also had moderate and high-risk factors for cardiovascular disease. So, the health professional must concern in activities to decrease the level of cardiovascular risk factors, such as health education, health promotion, and disease prevention.


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