Table 1.
Prevalence of hearing loss in children aged 6–7 years of the Małopolskie Voivodeship.
| FFPTA and/or LFPTA and/or HFPTA HL | FFPTA HL | LFPTA HL | HFPTA HL | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | n | % | 95% CI | n | % | 95% CI | n | % | 95% CI | n | % | 95% CI | |
| Total | 5029 | 581 | 11.6 | 10.7–12.4 | 328 | 6.5 | 5.8–7.2 | 410 | 8.2 | 7.4–8.9 | 384 | 7.6 | 6.9–8.4 |
| Girls | 2281 | 257 | 11.3 | 10.0–12.6 | 163 | 7.1 | 6.1–8.2 | 200 | 8.8 | 7.6–9.9 | 157 | 6.9 | 5.8–7.9 |
| Boys | 2784 | 324 | 11.8 | 10.6–13.0 | 165 | 6.0 | 5.1–6.9 | 210 | 7.6 | 6.6–8.6 | 227 | 8.3 | 7.2–9.3 |
FFPTA, four-frequency pure-tone average; HFPTA, high-frequency pure-tone average; LFPTA, low-frequency pure-tone average; HL, hearing loss; N, study sample size; n, number of participants with positive result; CI, confidence interval.