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Table 2 Internal consistency of the overall and subscales COHIP of the children with CL/P (n = 75) and caregivers (n = 75)

From: A comparative assessment of oral health-related quality of life of children born with orofacial clefts in Sudan and their caregivers'

COHIP

Cronbach's Alpha

Children

Caregivers

Oral symptom (10 items)

0.75

0.73

Functional well-being (6 items)

0.74

0.71

Social well-being(8 items)

0.65

0.67

School environment (4items)

0.75

0.76

Self-image (6 items)

0.75

0.75

Overall COHIP (34 items)

0.70

0.70