Clinical Study
Newborn Hearing Screening and Early Diagnostic in the NICU
Table 6
Infants who underwent hearing screening, step test, considering the frequency of each risk (
).
| | Risk factors | | % |
| | Family history of permanent childhood hearing loss | 7 | 0.9 | | Birth weight less than 1500 g | 153 | 20.1 | | Preterm birth | 508 | 66.8 | | Neonatal intensive care of more than 5 days | 537 | 70.6 | | Assisted ventilation | 279 | 36.7 | | Exposure to ototoxic medications or loop diuretics | 239 | 31.4 | | Hyperbilirubinemia that requires exchange transfusion | 42 | 5.5 | | Craniofacial anomalies | 22 | 2.9 | | Severe perinatal anoxia | 44 | 5.8 | | In utero infections (CMV, herpes, rubella, syphilis, and toxoplasmosis) | 43 | 5.7 | | Syndromes associated with hearing loss | 15 | 2.0 | | Neurodegenerative disorders | 3 | 0.4 | Culture-positive postnatal infections associated with
sensorineural hearing loss | 7 | 0.9 | | Head trauma | 2 | 0.3 | | Chemotherapy | 1 | 0.1 |
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