Table 7: T-test to Compare Mean Scores of Pre and Post intervention mean knowledge score and skill of diabetic patients on self-management of diabetes in the experimental group.

 

Groups

N

Mean

Std. Dev

Std. Error Mean

t value

df

P

Remark

Knowledge on self-management of diabetes

Pre-Intervention

Post-Intervention

81

81

26.04

30.57

2.97

0.64

0.33

0.71

-13.72

80

0.000

Significant

Skill on self-management of diabetes

Pre-Intervention

Post-Intervention

81

81

8.12

20.54

7.06

4.82

0.78457

0.536

-17.01

80

0.000

Significant