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Table 4. Prevalence in percentage and 95% confidence interval within parenthesis for HF PTA in the subjects� better ears (BE) equal to or worse than a specific criterion level. Results presented for female subjects in six age groups (20-29, 30-39, 40-49, 50-59, 60-69 and 70-79 years).

Table 4. Prevalence in percentage and 95% confidence interval within parenthesis for HF PTA in the subjects’ better ears (BE) equal to or worse than a specific criterion level. Results presented for female subjects in six age groups (20-29, 30-39, 40-49, 50-59, 60-69 and 70-79 years).