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. 2017 Dec 7;88(2):195–201. doi: 10.2319/071917-482.1

Table 2.

Most Frequent Dental Anomalies and Their Most Affected Teetha

Dental Anomalies
n (%)
Mean No. of Affected Teeth Per Individual (SD)
Most Affected Teeth, n (%)
Tooth agenesis 78 (9.7) 2.27 (±2.19) UR lateral incisor, 24 (30.8)
UL lateral incisor, 22 (28.2)
LL second premolar, 21 (26.9)
Supernumerary 31 (3.8) 1.23 (±0.56) UL paramolar, 9 (29)
Mesial tooth, 5 (16.1)
UR paramolar, 4 (12.9)
LL central incisor, 4 (12.9)
Microdontia 43 (5.3) 1.37 (±0.72) UL lateral incisor, 16 (37.2)
UR lateral incisor, 9 (20.9)
UL third molar, 7 (16.3)
Macrodontia 6 (0.6) 1.20 (±0.45) LR lateral incisor, 2 (40)
UL central incisor, 2 (40)
UL lateral incisor, 1 (20)
LL lateral incisor, 1 (20)
Impaction 116 (14.4) 1.93 (±0.9) UL canine, 32 (21.2)
UR canine, 31 (20.5)
LL second premolar, 27 (17.9)
a 

UR indicates upper right; UL, upper left; LR, lower right; LL, lower left.