In order to interpret the significant interaction of groups by time (see Fig. 3), independent pairwise comparisons were conducted. These tests showed that the intervention group had significantly higher outcome expectations than the
control group at Time 2 (t = 4.58, P < 0.01) and Time 3 (t = 4.62, P < 0.01), but not at Time 1 (t = 0.44, P = 0.66)
(Table 2). These results supported the hypothesis that the participants who received the intervention would have
greater self-efficacy (self-efficacy and outcome expectations) in managing their type 2 diabetes than those who did not
receive the intervention.