Research Article

Dental Maturity in Saudi Children Using the Demirjian Method: A Comparative Study and New Prediction Models

Table 5

A post hoc test comparing several methods for age estimation in girls.

DiffageFemale ScheffeMultiple comparisons
(I) group(J) groupMean difference ( )Std. errorSig.95% confidence interval
Lower boundUpper bound

French-CanadianBelgian−1.57024*.09554.000−1.8379−1.3026
Kuwaiti.09220.09554.818−.1755.3599
Saudi−.00907.107941.000−.3115.2934

BelgianFrench-Canadian1.57024*.09554.0001.30261.8379
Kuwaiti1.66244*.09554.0001.39481.9301
Saudi1.56118*.10794.0001.25871.8636

KuwaitiFrench-Canadian−.09220.09554.818−.3599.1755
Belgian−1.66244*.09554.000−1.9301−1.3948
Saudi−.10126.10794.830−.4037.2012

SaudiFrench-Canadian.00907.107941.000−.2934.3115
Belgian−1.56118*.10794.000−1.8636−1.2587
Kuwaiti.10126.10794.830−.2012.4037

*The mean difference is significant at the 0.05 level.