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Table 2 Results of the effectiveness of educational intervention on nutritional beliefs and perceptions in T2D patients

From: Effectiveness of educational intervention based on psychological factors on achieving health outcomes in patients with type 2 diabetes

Variable Time group Baseline mean ± SD 3-month follow-up mean ± SD p-value*
Expected outcomes Intervention 51.51 ± 7.87 82.91 ± 9.02 0.000
Control 49.51 ± 7.74 49.80 ± 5.24 0.775
p-value** 0.215 0.000
Beliefs in the effectiveness of some food stuff on neutralization of sugar intake of other ones Intervention 54.11 ± 13.47 78.08 ± 11.66 0.000
Control 49.31 ± 14.18 51.04 ± 8.61 0.115
p-value** 0.045 0.000
Beliefs related to consumption rate of some food stuff Intervention 51.20 ± 14.61 81.51 ± 13.84 0.000
Control 49.48 ± 13.83 49.65 ± 9.38 0.840
p-value** 0.472 0.000
Beliefs related to healthy foods Intervention 53.36 ± 9.47 84.25 ± 9.12 0.000
Control 50.97 ± 11.22 52.29 ± 9.19 0.221
p-value** 0.342 0.000
Exaggerated beliefs Intervention 69.56 ± 11.79 43.96 ± 9.16 0.000
Control 70.62 ± 11.84 70.40 ± 12.12 0.839
p-value** 0.655 0.000
Spiritual beliefs Intervention 59.59 ± 14.92 80.91 ± 11.55 0.000
Control 59.46 ± 16.18 60.76 ± 12.94 0.224
p-value** 0.890 0.000
Self-efficacy Intervention 47.75 ± 8.76 78.67 ± 10.15 0.000
Control 48.61 ± 8.47 49.06 ± 7.72 0.658
p-value** 0.390 0.000
  1. * Wilcoxon signed-rank test, ** Mann–Whitney U test