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Table 1 Systematic and casual errors (dependent t -tests and Dahlberg’s formula)

From: Association between tooth size and interarch relationships in children with operated complete unilateral cleft lip and palate

Mesiodistal crown diameter First measurement Second measurement P Dahlberg
n= 30 n= 30
Mean SD Mean SD
Right central incisor 8.39 0.81 8.46 0.85 0.067 0.13
Left central incisor 8.32 0.01 8.37 0.55 0.090 0.10
Right lateral incisor 6,83 0.68 6.90 0.74 0.469 0.22
Left lateral incisor 6.46 00.1 6.44 0,64 0.667 1.16
Right first molar 10.12 00.1 10.07 0.68 0.540 0.29
Left first molar 9.92 00.1 10.00 0.62 0.240 0.26