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Table 3 Prevalence of dental anomaly by type of dentition

From: The prevalence, pattern and clinical presentation of developmental dental hard-tissue anomalies in children with primary and mix dentition from Ile-Ife, Nigeria

Dental hard-tissue anomaly Number of primary tooth affected by lesion Number of permanent tooth affected by lesion *Prevalence of lesion
N = 23,591
n = 16,456 n = 7,135
Hypoplastic enamel 371(2.3%) 254(3.6%) 625(2.7%)
Dens evaginatus 57(0.3%) 60(0.8%) 117(0.5%)
Macrodontia 0(0.0%) 34(0.5%) 104(0.4%)
Peg-shape lateral 8(0.05%) 16(0.2%) 24(0.1%)
Microdontia 13(0.08%) 9(0.1%) 22(0.09%)
Supernumerary 2(0.01%) 2(0.03%) 4(0.02%)
Fusion/Gemination 4(0.02%) 0(0.0%) 4(0.02%)
Supplemental 2(0.01%) 1(0.01%) 3(0.01%)
Talon cusp 0(0.0%) 3(0.04%) 3(0.01%)
Mesioden 0(0.0%) 1(0.01%) 1(0.004%)
Dens invaginatus 1(0.006%) 0(0.0%) 1(0.004%)
Transposition 0(0.0%) 2(0.03%) 2(0.008%)
Notch-shape incisor 0(0.0%) 4(0.06%) 4(0.02%)
Hypodontia 0(0.0%) 0(0.0%) 0(0.0%)
Total 458(2.8%) 386(5.4%) 844(3.6%)
  1. *number of persons with lesion divided by the number of study participants.