title: Prevalence of thumb sucking in children of Calcutta.
abstract: The prevalence study of thumb digital sucking carried out on 3-12-year- old 2517 children, 1293 boys & 1224 girls, with different socio-economic status, belonging to villages, suburbs and city areas of Calcutta revealed that non-nutritional sucking habit was predominantly seen in cities, and bottle feeding was found to be the main cause of this habit; in 3-6-year-old children the prevalence of the habit was more in boys than girls but it persisted more in boys with increase in age.
authors.affiliation: Dr. R. Ahmed Dental College and Hospital, Calcutta, India.
authors.forename: S
authors.initials: S
authors.lastname: Sarkar
authors.forename: K S
authors.initials: KS
authors.lastname: Chowdhury
authors.forename: M M
authors.initials: MM
authors.lastname: Mukherjee
mesh_terms: D001903:Bottle Feeding / Q000009:adverse effects / Q000706:statistics & numerical data; D002648:Child; D002675:Child, Preschool; D005260:Female; D005386:Fingersucking; D006801:Humans; D007194:India; D008297:Male; D015995:Prevalence; D012424:Rural Population; D012737:Sex Factors; D012959:Socioeconomic Factors; D014505:Urban Population