Non-nutritive sucking scoring system for preterm newborns
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2008-10-01
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Aim: To validate a non-nutritive sucking (NNS) scoring system for oral feeding in preterm newborns (PTNB).Methods: A cohort study was carried out in two phases. in phase one of the study, 22 mastered speech-language pathologists received the protocol and procedure for a NNS scoring system to evaluate the content and presentation of the form and to define the grading scale. in phase two, six speech-language pathologists evaluated 51 PTNBs weekly, using the defined scoring system.Setting: This study was carried out in the Nursery Annex to the Maternity at the Intensive and Neonatal Pediatrics Service, Instituto da Crianca, Hospital das Clinicas, School of Medicine, University of São Paulo (FMUSP) during the period from May 2004 to May 2006.Participants: A total of 28 speech-language pathologist experts and 51 PTNBs.Results: in the first phase of the study, 22 speech-language pathologists selected the criteria, utilized in the NNS evaluation with 80% agreement. in the second phase of the study, the NNS evaluation was carried out on 51 PTNB, and a scoring system of 50 points was proposed, which corresponds to the smallest number of false positive and negative results regarding oral feeding ability.Conclusion: An NNS evaluation system was validated that was able to indicate when oral feeding could safely begin in PTNBs with a high level of agreement among the speech-language pathologists who have participated.
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Acta Paediatrica. Malden: Wiley-Blackwell, v. 97, n. 10, p. 1370-1375, 2008.