Title of the study: Validation of Hindi Version of Oral health Impact Profile (OHIP-14).
Aim: To validate the Hindi version of OHIP-14.
Settings and design: The study was carried out in K.M. Shah Dental College & Hospital, Vadodara.
Materials and methods: OHIP-14 was translated into Hindi language.102 participants were given English as well as Hindi versions of OHIP-14.
Statistical analysis used: Individual question were analyzed using Pearson Chi-Square test, Likelihood Ratio test and Linear-by-Linear Association test. The entire questionnaire in English and Hindi language were comparatively analyzed using Unpaired T test & Pearson correlation coefficient test.
Results: All the 14 questions showed no statistically significant difference between the English OHIP-14 and the translated Hindi version of OHIP-14. Results of Unpaired T test (P = 0.61) were statistically insignificant. Pearson Correlation coefficient test was 0.963 suggesting that the translated Hindi version was highly correlated to the original English version.
Conclusion: The translated Hindi version of OHIP-14 is hence established as a valid tool for conduction of oral health related & quality of life surveys in Hindi language which is the most commonly used language in the Indian subcontinent.
Keywords: Hindi version Oral Health Impact Profile-14; Oral Health Impact Profile-14; oral health quality of life; translation; validation.