%0 Journal Article %T Desobstru£¿£¿o ineficaz das vias a¨¦reas em crian£¿as asm¨¢ticas: um estudo descritivo %A Mendes %A Lanuza Celes %A Cavalcante %A Joyce Carolle Bezerra %A Lopes %A Marcos Ven¨ªcios de Oliveira %A Lima %A Luisa Helena de Oliveira %J Texto & Contexto - Enfermagem %D 2012 %I Universidad Federal de Santa Catarina %R 10.1590/S0104-07072012000200015 %X this cross-sectional study was performed with 147 children with a medical diagnosis of asthma admitted to a public children's hospital in fortaleza, cerar¨¢ (ce). the objective of the study was to analyze the accuracy of the defining characteristics of the nursing diagnosis "ineffective airway clearance" in children with asthma. a physical examination checklist was used for data collection. the most frequent defining characteristics were adventitious respiratory sounds (82.3%), dyspnea (55.8%), and changes in respiratory rate (50.3%). the nursing diagnosis "ineffective airway clearance" was present in 55.8% of the sample. the defining characteristic with the greatest sensitivity was "adventitious respiratory sounds". the specific characteristic for this diagnosis was "wide eyed". regarding the predictive values, adventitious respiratory sounds showed a high negative predictive value. in conclusion, studies that contribute to defining the most common defining characteristics for a particular population should be encouraged, as they serve as a guide for the practice of nursing. %K nursing diagnosis %K child care %K asthma. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S0104-07072012000200015&lng=en&nrm=iso&tlng=en