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[Validity and reliability of the Demirjian distinguish software on estimating dental age]
1Department of Stomatology, PUMC Hospital, CAMS and PUMC, Beijing 100730, China.
Objective:
To study the validity and reliability of the Demirjian distinguish software on dental age estimation.
Method:
The dental age of 60 children were estimated with both the software three times and manual measures.
Results:
The correlation coefficients of dental age estimated by the software and by manual measure was 0.974 (female) (P > 0.1) and 0.970 (male) (P > 0.05); the coefficients of interclass correlation of each dental age estimated by the software was 0.977 (female) (P > 0.1) and 0.977 (male) (P > 0.05).
Conclusion:
Demirjian distinguish software has high validity and reliability in estimating dental age.
