Characteristics
Domains assessed:
Comprehension, Conceptual Knowledge
Specific context:
Oral Health
Validation sample population age:
Adults: 18 to 64 years
Modes of administration in validation study
:
Paper and pencil
Assessment:
Self-reported
Psychometrics
Number of items:
19
Sample size in validation study:
974
Language of validated version:
Mandarin
Main article reference
Wen, Z., Huang, J., Yu, K. et al. Development and psychometric validation of the Orthodontic Health Literacy (OrthoHL) scale for the general population. BMC Oral Health 26, 1041 (2026). https://doi.org/10.1186/s12903-026-08170-4
Corresponding author
Zhaoxiang Wen
Description
A 19 item scale to measure orthodontic health literacy with four dimensions: orthodontic knowledge, information access, information evaluation, and specialist selection.
Year Measure first Published: 2026
About This Measure
Reliability: Test-retest correlation:
94.3%
About the Validation of this Measure
Country where validated:
China
Content validity:
Content was validated by a Delphi panel of 13 dental and health professionals who assessed each item using a Likert four point scale. Items with I-CVI of 1.0 were kept.
Reliability (Cronbach Alpha):
0.873
