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Mary Morcos

Pronouns

She/Her/Hers

Job Title

Medical Student

Academic Rank

Department

Surgery

Authors

Mary Morcos, Lauren McGrath, Christina Khalil, Sophie Wiltshire, Eduardo Corrales, Jennifer Shin

Principal Investigator

Jennifer Shin

Research Category: COVID-19

Tags

Effects of Newborn Hearing Screening Timing pre-COVID versus COVID-era

Scientific Abstract

Background: This study investigated whether A-ABR newborn hearing screens (NBHS) were performed earlier during the COVID-19 pandemic, as compared to NBHS prior to COVID-19. In addition, we assessed whether the observed difference in timing impacted screening results and diagnostic outcomes.

Methods: NBHS data before and during the pandemic were compared, with 10,870 patients included. Newborns who did not pass their first screen were referred for a second hearing screen and subsequently referred for diagnosis. Within multivariable analyses, independent variables included postnatal age, time difference between screenings, and pandemic timeframe. The primary outcomes were “refer” rates and permanent hearing loss diagnosis rates.

Results: COVID-era newborns underwent NBHS at statistically significantly earlier ages. When two screens were performed, the time difference between screens was significantly shorter in the COVID-era group. Vaginally-delivered COVID-era newborns had significantly higher “refer” rates (23.67% versus 18.25%) and were diagnosed with permanent bilateral hearing loss at significantly lower rates. Timing factors were also significant predictors of permanent hearing loss in C-section newborns.

Conclusions: COVID-era newborns were screened significantly earlier in life. Earlier screening was associated with a statistically significant impact on “refer” rates and lower permanent hearing loss diagnoses. Earlier screening may have contributed to downstream follow-up testing.

Lay Abstract

Background: This study investigated whether newborn hearing screens (NBHS) were performed earlier during the COVID-19 pandemic, as compared to NBHS before COVID-19. Additionally, we assessed whether the difference in timing made a difference in screening results and diagnosis.

Methods: NBHS data before and during the pandemic were compared, with 10,870 patients included. Newborns who did not pass their first screen were referred for a second hearing screen and then for diagnosis. Within the data analyses, variables included age, time difference between screenings, and pandemic timeframe. The primary outcomes were whether the baby was referred for more screening as well as permanent hearing loss diagnosis rates.

Results: COVID-era newborns underwent NBHS at statistically significantly earlier ages. When two screens were performed, the time difference between screens was significantly shorter in the COVID-era group. Vaginally-delivered COVID-era newborns had significantly higher “refer” rates (23.67% versus 18.25%) and were diagnosed with permanent bilateral hearing loss at significantly lower rates. Timing factors were also significant predictors of permanent hearing loss in C-section newborns.

Conclusions: COVID-era newborns were screened significantly earlier in life. Earlier screening was associated with a statistically significant impact on “refer” rates and lower permanent hearing loss diagnoses. Earlier screening may have contributed to downstream follow-up testing.

Clinical Implications

COVID-era newborns were screened significantly earlier in life. Earlier screening was associated with a statistically significant impact on “refer” rates and lower permanent hearing loss diagnoses. Earlier screening may have contributed to downstream follow-up testing.