title: Prevalence of molar incisor hypomineralization in 7-9-year-old children of Bengaluru City, India.
abstract: BACKGROUND
  Molar incisor hypomineralization (MIH) is a developmental defect. The prevalence of MIH ranges widely from 2.4% to 40.2%.
  
  
  OBJECTIVE
  This study was under taken to determine the prevalence of MIH in 7-9-year-old children of Bengaluru City, India.
  
  
  METHODS
  A cross-sectional epidemiological study was conducted in a representative sample of 2500 school children aged 7-9 years of Bengaluru, India. Oral examination was carried out by a single trained calibrated examiner under natural daylight.
  
  
  RESULTS
  Twelve children (0.48%) were diagnosed with MIH. A total of 68 teeth were observed with MIH. All four first permanent molars were affected in 50% of children. In the molar group, mandibular molars (29.41%) were more frequently affected than maxillary molars (27.94%).
  
  
  CONCLUSIONS
  The prevalence of MIH in 7-9-year-old children of Bengaluru was 0.48%, with no gender predilection.
authors.affiliation: Department of Pedodontics and Preventive Dentistry, The Oxford Dental College and Hospital, Bengaluru, Karnataka, India.
authors.forename: Priya
authors.initials: P
authors.lastname: Subramaniam
authors.affiliation: Department of Pedodontics and Preventive Dentistry, The Oxford Dental College and Hospital, Bengaluru, Karnataka, India.
authors.forename: Tulika
authors.initials: T
authors.lastname: Gupta
authors.affiliation: Department of Pedodontics and Preventive Dentistry, The Oxford Dental College and Hospital, Bengaluru, Karnataka, India.
authors.forename: Akhilesh
authors.initials: A
authors.lastname: Sharma
keywords: Childhood illness; molar incisor hypomineralization; prevalence