Development and Validation of a Survey Instrument for Exploring Influenza Vaccine Hesitancy among Thai Healthcare Workers

Authors

  • Sutthichai Nakphook
  • Kriengkrai Prasert
  • Suriya Naosri
  • Nuddaporn Sripradit
  • Kanlaya Sornwong
  • Ratchadaporn Ungcharoen

Keywords:

Influenza vaccine hesitancy, healthcare workers, survey instrument, validation

Abstract

Background: The objective of this study was to develop and validate a survey instrument for measuring influenza vaccine hesitancy and its associated factors among HCW in Thailand.

Methods: The survey instrument was developed after a literature review using the adapted version of vaccine hesitancy determinant matrix and finalized after completing qualitative focus group discussions. The validation process included expert review for content validity, pilot testing for assessing feasibility, acceptability, and face validity, and a larger survey for evaluating construct validity and reliability. Construct validity was measured using an exploratory factor analysis (EFA) and internal consistency was assessed by Cronbach’s alpha.

Results: Although some participants complained of the length and design of the questionnaire, their acceptability of the questionnaire was good. Overall face validity and content validity was considered good. In the EFA, three factor-structure was obtained which aligned closely with the three broad determinants - contextual factors, influenza vaccine- specific factors, and individual/group influences. The final 15-determinants structure explained 53% of the total variance. The Cronbach’s alpha for the newly identified set of three-factor structure ranged from 0.770 to 0.803.

Conclusions: In conclusion, we developed a valid and reliable survey instrument to be used among Thai HCW for measuring influenza vaccine hesitancy and its associated factors.

References

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Published

2024-01-04

How to Cite

1.
Nakphook S, Prasert K, Naosri S, Sripradit N, Sornwong K, Ungcharoen R. Development and Validation of a Survey Instrument for Exploring Influenza Vaccine Hesitancy among Thai Healthcare Workers. Nakhonphanom Hosp J [internet]. 2024 Jan. 4 [cited 2026 Jan. 26];11(1):e268144. available from: https://he01.tci-thaijo.org/index.php/nkpjournal_9/article/view/268144

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