title: The statistical unit for analysis of developmental changes in the attached gingiva in children.
abstract: The issue of an adequate statistical unit in periodontal studies--sites or mean per patient--has been a subject of discussion for researchers and clinicians. The significant differences in values between these two groups, and some types of teeth, indicate that it would be inappropriate to obtain a mean per patient.
authors.affiliation: Department of Pediatric Dentistry, Hadassah Faculty of Dental Medicine, Hebrew University, Jerusalem.
authors.forename: E
authors.initials: E
authors.lastname: Bimstein
authors.forename: E
authors.initials: E
authors.lastname: Eidelman
mesh_terms: D002648:Child; D003818:Dentition, Mixed; D005881:Gingiva / Q000033:anatomy & histology* / Q000502:physiology; D006801:Humans; D010512:Periodontal Index; D013223:Statistics as Topic; D014070:Tooth