cochrane revieW aBstracts
cdha became an affiliate member of the canadian cochrane network and centre in march 2008. cdha
is pleased to publish selected cochrane review abstracts related to oral health without any modifications
in this issue of the journal. these intervention review abstracts are the copyright of cochrane collaboration,
and are reproduced with permission.
Based on the best available information about health care interventions, cochrane reviews explore the
evidence for and against the effectiveness and appropriateness of treatments in specific circumstances.
dental fillings for the treatment of caries in the primary dentitioni
Veerasamy Yengopal1, Soraya Yasin Harnekar2, Naren Patel3, Nandi Siegfried4
Department of Community Dentistry, School of Public Health, Division of Public Oral Health, Wits University, Wits, South Africa.
Department of Paediatric Dentistry, Faculty of Dentistry, University of the Western Cape, Cape Town, South Africa. 3Division of
Restorative Dentistry, School of Oral Sciences, Tygerberg, South Africa. 4South African Cochrane Centre, South African Medical Research
Council, Tygerberg, South Africa
Cochrane Database of Systematic Reviews 2009, Issue 2. Art. No.: CD004483. DOI: 10.1002/14651858.CD004483.pub2. Copyright © 2009
The Cochrane Collaboration. Published by John Wiley & Sons, Ltd.
abstract Additionally, the reference lists from articles of eligible
Background papers were searched, handsearching of key journals was
Childhood caries (tooth decay) consists of a form of undertaken, and personal communication with authors
tooth decay that affects the milk teeth (also known as baby and manufacturers of dental materials was initiated to
or primary teeth) of children. This may range from tooth increase the pool of suitable trials (both published and
decay in a single tooth to rampant caries affecting all the unpublished) for inclusion into this review.
teeth in the mouth. Primary teeth in young children are
vital to their development and every effort should be made Selection criteria
to retain these teeth for as long as is possible. Dental fillings Randomised controlled trials (RCTs) or quasi-ran-
or restorations have been used as an intervention to repair domised controlled trials with a minimum period of 6
these damaged teeth. Oral health professionals need to months follow up were included. Both parallel group
make astute decisions about the type of restorative (filling) and split-mouth study designs were considered. The unit
material they choose to best manage their patients with of randomisation could be the individual, group (school,
childhood caries. This decision is by no means an easy one school class, etc), tooth or tooth pair. Included studies had
as remarkable advances in dental restorative materials over a drop-out rate of less than 30%. The eligible trials con-
the last 10 years has seen the introduction of a multitude sisted of young children (children less than 12 years) with
of different filling materials claiming to provide the best tooth decay involving at least one tooth in the primary
performance in terms of durability, aesthetics, symptom dentition which was symptomatic or symptom free at the
relief, etc when placed in the mouth. This review sought start of the study.
to compare the different types of dental materials against
each other for the same outcomes. Data collection and analysis
Data were independently extracted, in duplicate, by two