Table 2

Case identification of the PCHIs present in primary school (n=121)

PCHIs identified
Moderate and worse bilateral (BHE)Mild bilateral (BHE)Unilateral (WHE)All degrees
Neonatal screen
 Number32171564
 Yield/1000 (95% CI)0.9 (0.59 to 1.21)0.48 (0.25 to 0.7)0.42 (0.21 to 0.63)1.79 (1.36 to 2.23)
Concerns 0–1 year
 Number3104
 Yield/1000 (95% CI)0.08 (0 to 0.18)0.03 (0 to 0.08)0 (0)0.11 (0.0 to 0.22)
Health visitor distraction test
 Number1102
 Yield/1000 (95% CI)0.03 (0 to 0.08)0.03 (0 to 0.08)0 (0)0.06 (0.0 to 0.13)
Concerns 1–5 years
 Number1122740
 Yield/1000 (95% CI)0.31 (0.13 to 0.49)0.62 (0.36 to 0.87)0.2 (0.05 to 0.34)1.12 (0.77 to 1.47)
School entry sweep test
 Number34411
 Yield/1000 (95% CI)0.08 (0 to 0.18)0.11 (0 to 0.22)0.11 (0 to 0.22)0.31 (0.13 to 0.49)
  • BHE, better hearing ear; PCHI, permanent congenital hearing impairment; WHE, worse hearing ear.