I want to conduct a quantitative study on doctor’s self-efficacy on breaking bad news. Apart from R. Schwarzer's (1993) General Self-Efficacy Scale, any another other valid scale tool can be considered? Thanks.
Scherbaum, C. A., Cohen-Charash, Y., & Kern, M. J. (2006). Measuring general self-efficacy: A comparison of three measures using item response theory. Educational and psychological measurement, 66(6), 1047-1063.
Article Measuring General Self-Efficacy A Comparison of Three Measur...
Self-efficacy refers to an individual's belief in his or her capacity to execute behaviors necessary to produce specific performance attainments (Bandura, 1977, 1986, 1997).
Bandura, Albert (1982). "Self-efficacy mechanism in human agency". American Psychologist. 37 (2): 122–147. doi:10.1037/0003-066X.37.2.122