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. 2014 Sep 20;8(9):ZC60–ZC64. doi: 10.7860/JCDR/2014/10079.4862

[Table/Fig-4]:

Significance of difference between chronologic age and different methods of age estimation (Males)

Methods Difference from chronologic age Significance of difference (paired “t”-test)
Mean SD “t” “p”
Group I
Dental Age (S&M) 0.05 0.68 -0.351 0.729
Dental Age (D&G) 0.54 0.51 -5.274 <0.001
Skeletal Age (T&W) 0.18 0.57 -1.571 0.129
Skeletal Age (G&P) -0.90 0.93 4.875 <0.001
Group II
Dental Age (S&M) 0.63 0.62 5.031 <0.001
Dental Age (D&G) 0.45 1.25 1.806 0.083
Skeletal Age (T&W) 0.14 0.54 1.258 0.221
Skeletal Age (G&P) 0.27 1.03 1.300 0.206
Group III
Dental Age (S&M) -0.44 1.80 -1.225 0.233
Dental Age (D&G) -0.78 1.20 -3.257 0.003
Skeletal Age (T&W) 0.71 1.14 3.115 0.005
Skeletal Age (G&P) 0.42 0.81 2.585 0.016