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. 2019 Apr 18;4(2):e11590. doi: 10.2196/11590

Table 3.

Comparison of independent variables between pre- and postintervention (N=38).

Variable Maximum, n Preintervention, mean (SD) Postintervention, mean (SD) t or Z value P value
Diabetes self-care information 14 10.92 (1.78) 10.87 (2.37) –.19 .85
Diabetes self-care personal motivation 45 33.29 (3.30) 33.36 (2.79) –.57a .57
Diabetes self-care social motivation 25 12.16 (5.48) 13.87 (6.81) 2.06 .05b
Diabetes self-care behavioral skills 72 54.89 (8.10) 54.08 (7.55) –.14a .89
Diabetes self-care behaviors



  Total 73 40.84 (7.30) 42.58 (5.92) 2.54 .02b
  Diet 15 9.34 (2.08) 9.87 (2.27) –1.32a .17
  Exercise 12 7.68 (3.20) 7.63 (2.79) –.59a .56
  Self-monitoring of blood glucose 7 5.34 (2.23) 5.92 (1.44) –1.93a .05b
  Problem solving 20 5.55 (2.91) 6.11 (3.09) –2.07 .04b
  Reducing risk factors 19 12.92 (3.23) 13.05 (2.85) 0.38 .71

aWilcoxon signed-rank test done.

bP<.05.