Perceptions about blood sugar control: overall and compared by ND interest subgroups. Figure 2 demonstrates the mean response to each question in the Perceptions about Blood Sugar Control instrument based on a 1-8 Likert scale with 0 = "Not at all", 4 = "Somewhat", 8 = "Extremely". All P-values are > 0.05 unless otherwise noted. The reported P-value is for the comparison of the difference in means between ND Interest subgroups by unpaired, two-sided t-test.
Bradley et al. BMC Complementary and Alternative Medicine 2011 11:121 doi:10.1186/1472-6882-11-121