The complexity subscale has 12 items that are rated
on a five-point scale from 1 (strongly disagree) to 5
(strongly agree). Scores can range from 12 to 60, and a
higher score indicates more complexity. Items address
cues about treatment and the system of care, such as
whether the purpose of treatment is clear, the effectiveness of treatment is known, results of tests are consistent, and whether providers communicate clearly and can be depended on. Cronbach’s alpha in the current sample was 0.79.