%0 Journal Article %T Irradiance of phototherapy equipment in maternity wards in Macei¨® %A Ferreira %A Anne Laura Costa %A Nascimento %A Renata Medeiros do %A Ver¨ªssimo %A Regina C¨¦lia Sales Santos %J Revista Latino-Americana de Enfermagem %D 2009 %I Universidade de S?o Paulo %R 10.1590/S0104-11692009000500016 %X the effectiveness of neonatal hyperbilirubinaemia treatment depends directly on the amount of energy emitted by light (irradiance). this cross-sectional study aimed to determine the irradiance of phototherapy equipment in maternity wards in macei¨®, al, brazil. all equipment in use in the neonatal units in macei¨® was included in the study, totaling 36 devices, except those in maintenance. the measurement of irradiance was carried out with a radiometer. we observed that 72.20% of the equipment presented efficient irradiance and 27.76% were inefficient. the conclusion is that the majority of phototherapy devices are emitting the minimum required irradiance for neonatal jaundice treatment. %K jaundice %K phototherapy %K infant %K newborn %K light %K radiation measurement. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S0104-11692009000500016&lng=en&nrm=iso&tlng=en