Skip to main content

Table 5 Internal consistency and test–retest reliability of the COHL (N = 370)

From: A new comprehensive oral health literacy scale: development and psychometric evaluation

  No. of items Cronbach’s α (n = 370) Test–retest reliability (n = 30)
Oral Health knowledge 5 0.727 0.894* (P = 0.002)
Oral Health belief 6 0.512 0.832* (P < 0.001)
Oral Health skill 9 0.623 0.929* (P < 0.001)
Functional Oral Health literacy 10 0.737 0.941* (P = 0.004)
Total: COHL 30 0.777 0.979* (P = 0.003)
  1. *Obtained from Pearson relation analysis