[Diagnosis of respiratory sleep disorders in newborns with suspected apneas: comparison between nocturnal saturometry and polygraphy]. / Diagnóstico de los trastornos respiratorios del sueño en recién nacidos con sospecha de apneas: comparación entre la saturometría nocturna y la poligrafía.
Rev Chil Pediatr
; 88(6): 759-764, 2017 Dec.
Article
em Es
| MEDLINE
| ID: mdl-29546925
ABSTRACT
INTRODUCTION:
Night Continuous Saturometry (CSO2) is used in Neonatal Units to detect events of hypoxemia in Newborns (NB) with apnea episodes. Polygraphy (PG) has a larger number of measuring channels. Our goal was to evaluate the diagnostic performance of CSO2 compared to Polygra phy in NB with suspected sleep apneas. PATIENTS ANDMETHOD:
Results of CSO2 and PG performed simultaneously in RN with suspected apneas were retrospectively analyzed over a three-year period. A 2-channel Masimo Radical-7® pulse oximeter and an Apnea Link Plus® polygraph with 5 simulta neous recording channels were used. Altered PG was defined as desaturation index under 80% per hour > 1 and/or number of desaturations under 80% > 20 seconds greater than one in the whole va lidated registry and/or hypoapnea apnea index > 1 event per hour. In parallel, altered SpO2C was de fined when one or both of the 80% saturation criteria were altered. Sensitivity, specificity, predictive values and Likelihood Ratio (LLR) for CSO2 were calculated. Results were expressed in absolute value, with 95% confidence interval.RESULTS:
Simultaneous 40 CSO2 and PG were performed; 80% (32/40) of them were preterm infants, 60% (24/40) males. 38% (15/40) of the CSO2 and 15% (6/40) of the PGs were altered (p < 0.05). CSO2 has a 100% Sensitivity, 74% Specificity, 40% VPP, 100% VPN, LLR + 3.78 and LLR-0.CONCLUSION:
In the studied NB, CSO2 has a high diagnostic value, however, it may present false positives; It is suggested to use as a screening method and to perform diagnostic confirmation with another sleep test, such as PG.
Texto completo:
1
Base de dados:
MEDLINE
Assunto principal:
Síndromes da Apneia do Sono
/
Oximetria
/
Polissonografia
Tipo de estudo:
Diagnostic_studies
/
Observational_studies
/
Prognostic_studies
/
Risk_factors_studies
Limite:
Female
/
Humans
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Male
/
Newborn
Idioma:
Es
Ano de publicação:
2017
Tipo de documento:
Article