Development and Validation of an Adult Periodontal Health Knowledge and Belief Questionnaire in Thai Adults.

ABSTRACT:

Introduction and aims

Periodontal diseases pose a significant oral health challenge, with many adults lacking adequate understanding of these conditions. This study aimed to develop and validate a questionnaire, designed for standardized assessment of periodontal health knowledge and beliefs in adults (ALPHABET).

Methods

The ALPHABET questionnaire, initially composed of 70 items focusing on periodontal health knowledge (ALPHA-K) and belief (ALPHA-B), underwent thorough development and validation via expert panel review. Structural validity of ALPHA-B was evaluated using confirmatory factor analysis, while convergent validity was confirmed by expected relationship between the scores of ALPHA-K and ALPHA-B, and reliability was assessed through internal consistency. A cross-sec

SUBMITTER: Bodhidatta P 

PROVIDER: S-EPMC12124625 | biostudies-literature | 2025 Aug

REPOSITORIES: biostudies-literature