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. 2006 Mar 10;91(4):F257–F262. doi: 10.1136/adc.2005.074476

Table 3 Prevalence, 95% confidence interval, and number of infants with permanent SNHL and CHL in the population born between 1 January 1998 and 31 December 2000 at the Chaim Sheba Medical Center and cared for in the WBN, intermediate care unit, and the NICU and surviving to discharge.

VLBW (A) NICU >1500 g (B) WBN (C) p Value
A v B A v C C v B
No of newborns 346 1011 22739
Prevalence of SNHL 1 (0.3) 10 (0.99) 24 (0.1) NS NS <0.0001
95% CI −0.28 to 0.86% 0.38 to 1.6% 0.063 to 0.15%
Prevalence of CHL 9 (2.7) 5 (0.5) 14 (0.06) <0.001 <0.0001 <0.001
95% CI 0.92 to 4.28% 0.06 to 0.93% 0.03 to 0.09%

Prevalence values are number (%).

CHL, Conductive hearing loss; CI, confidence interval; NICU, neonatal intensive care unit; SNHL, sensory‐neural hearing loss; VLBW, very low birthweight; WBN, well baby nursery.