Subscale

Certification

Mean (M)

Standard deviation (±SD)

P valuea

Special training

NO

3.67

0.46

0.0022

Yes

4.60

0.34

Seriousness of diabetes

NO

4.45

0.38

Yes

4.04

0.57

0.0006

Value of tight glycemic control

NO

3.787

0.53

Yes

3.70

0.42

<0.0001

Psychosocial impact of diabetes

NO

3.47

0.44

Yes

4.10

0.454

<0.0001

Patient autonomy

NO

3.78

0.47

Yes

4.04

0.43

<0.0001