Health Care System Distrust Scale
Rose and colleagues developed a 10-item scale to measure distrust of the United States healthcare system (defined as hospitals, health insurance companies, and medical research) for use in the investigation of its prevalence, causes, and effects.
Rose, A., Peters, N., Shea, J. A., & Armstrong, K. (2004). Development and testing of the health care system distrust scale. Journal of general internal medicine, 19(1), 57-63.
Shea, J. A., Micco, E., Dean, L. T., McMurphy, S., Schwartz, J. S., & Armstrong, K. (2008). Development of a revised Health Care System Distrust scale. J Gen Intern Med., 23(6), 727–732.