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Table 2 Comparison of the groups for anthropometric indicators and indicators of metabolic control, and secondary outcomes at baseline and after intervention

From: Evaluating the effectiveness of an empowerment program for self-care in type 2 diabetes: a cluster randomized trial

Variables CG IG CG-IG (baseline)
Initial Time Mean ± SD Final Time Mean ± SD p* Pre-education Mean ± SD Post-education Mean ± SD p* p**
HbA1c 7.9 ± 1.9 8.1 ± 2.2 0.117 8.1 ± 2.0 7.5 ± 1.7 <0.001 0.632
TC 191.9 ± 39.5 180.8 ± 45.0 <0.001 187.4 ± 39.7 171.5 ± 39.2 <0.001 0.591
HDL 41.7 ± 11.3 47.5 ± 12.5 <0.001 43.9 ± 10.3 46.2 ± 11.3 <0.001 0.148
LDL 113.8 ± 35.8 95.9 ± 36.8 0.492 105.1 ± 32.9 89.6 ± 32.4 <0.001 0.278
VLDL 36.4 ± 22.3 37.9 ± 30.4 <0.001 38.7 ± 23.7 36.1 ± 21.7 0.069 0.335
TGL 180.2 ± 110.8 189.4 ± 152.0 0.409 192.7 ± 119.3 180.8 ± 108.6 0.092 0.251
BMI 30.0 ± 6.0 29.9 ± 5.9 0.393 30.7 ± 5.8 30.5 ± 5.5 0.345 0.445
SBP 132.1 ± 16.2 135.2 ± 19.5 0.097 130.0 ± 18.3 129.1 ± 18.3 0.642 0.249
DBP 82.8 ± 13.0 83.6 ± 12.0 0.531 82.4 ± 11.9 79.3 ± 10.1 0.024 0.827
WC 96.0 ± 12.9 96.1 ± 12.9 0.197 98.2 ± 11.4 98.3 ± 11.4 0.226 0.252
SLC 3.9 ± 1.2 3.3 ± 1.1 0.820 3.4 ± 1.1 4.2 ± 1.2 <0.001 0.619
KNW 9.0 ± 2.1 9.2 ± 2.6 0.366 9.2 ± 2.3 12.6 ± 1.7 <0.001 0.603
ATT 63.1 ± 10.7 68.4 ± 11.0 <0.001 61.9 ± 9.4 78.2 ± 11.9 <0.001 0.270
EPW 3.7 ± 0.4 3.9 ± 0.5 <0.001 3.7 ± 0.4 4.1 ± 0.4 <0.001 0.817
  1. * Nested ANOVA using a block factor for comparison before and after intra group
  2. ** Nested ANOVA for comparison between groups at baseline
  3. CG Control Group, IG Intervention group, HbA1c Glycated hemoglobin, TC Total Cholesterol, HDL High density lipoprotein, LDL Low density lipoprotein, TGL Triglycerides, BMI Body mass index, SBP and DBP Systolic and diastolic blood pressure, WC Waist circumference, SLC Self-care for DM2, KNW Knowledge for DM2, ATT Attitude for DM2, EPW Empowerment for DM2