Skip to main content

Table 4 Within and between study groups comparison at various data collection points

From: Randomised-controlled trial of a web-based dietary intervention for patients with type 2 diabetes: changes in health cognitions and glycemic control

 

Timeline (month)

Within study group

Between study groups

Interaction (Timeline*study group)

0

6th

12th

F

P

Ćž2

F

P

Ćž2

F

P

Ćž2

Total DKAB score

e-intervention

34.2 (5.2)

45.2 (8.0)

54.0 (8.7)

244.212

< 0.001**

0.790

26.818

< 0.001**

0.175

53.059

< 0.001**

0.296

Control

33.7 (5.5)

40.2 (9.9)

41.3 (7.7)

62.453

< 0.001**

0.676

      

Knowledge score

e-intervention

5.8 (2.1)

8.1 (2.2)

8.5 (2.0)

102.738

< 0.001**

0.612

12.027

< 0.001**

0.087

23.824

< 0.001**

0.159

Control

5.9 (1.7)

6.7 (1.6)

6.8 (1.5)

13.540

< 0.001**

0.182

      

Attitude score

e-intervention

23.7 (4.1)

30.8 (6.2)

38.2 (6.7)

221.521

< 0.001**

0.773

21.680

< 0.001**

0.147

38.478

< 0.001**

0.234

Control

23.0 (4.3)

27.3 (8.6)

29.1 (6.7)

38.318

< 0.001**

0.618

      

Behaviour score

e-intervention

4.7 (1.8)

6.3 (2.1)

7.2 (2.0)

103.180

< 0.001**

0.614

9.076

0.003*

0.067

27.205

< 0.001**

0.178

Control

4.7 (2.1)

5.2 (2.1)

5.4 (2.1)

6.168

0.004*

0.092

      

DSOC score

e-intervention

193.3 (14.6)

197.5 (16.7)

199.7 (18.2)

3.305

0.046*

0.049

7.552

0.007*

0.057

1.488

0.229

0.012

Control

191.2 (16.2)

191.2 (17.1)

191.5 (15.1)

0.008

0.992

0.000

      

FBG (mmol/L)

e-intervention

8.9 (3.9)

8.1 (2.7)

7.9 (2.5)

6.054

0.015*

0.085

0.899

0.345

0.007

0.591

0.453

0.005

Control

8.3 (2.9)

7.6 (2.6)

7.7 (2.6)

2.501

0.117

0.039

      

HbA1c (%)

e-intervention

9.1 (2.0)

8.7 (1.9)

8.5 (1.8)

8.334

0.004*

0.114

0.433

0.511

0.003

0.793

0.383

0.006

Control

8.9 (1.9)

8.3 (2.1)

8.4 (2.2)

10.934

0.001*

0.152

      
  1. Data expressed as mean (SD); e-intervention (n = 66) and control (n = 62)
  2. *significant at p < 0.05; **significant at p < 0.001