N = 355

items

Cronbach’s α

Cronbach’s α

3.0 DM

CSR/PPR

CSR

PPR

Total-items

28

0.904

0.892

Diabetes symptoms

11

0.775

0.767

Treatment barriers

4

0.707

0.763

Treatment adherence

7

0.742

0.747

Worry

3

0.698

0.769

Communication

3

0.795

0.848

Table 2: Subscales and total-items internal consistency reliability for PedsQL 3.0 Diabetes Module in child self-report (CSR) and parent proxy-report (PPR).