Table 3.
Distribution of the prevalence of hearing loss by degree, and sex (adjusted for age and sex of total population) amongst 1344 people in Gao’an, Jiangxi, China
| All | Male | Female | ||||
|---|---|---|---|---|---|---|
| N | % (95% CI) | N | % (95% CI) | N | % (95% CI) | |
| Moderate or greater hearing loss (> 40 dB better ear) | ||||||
| All | 283 | 16.3 (14.3, 18.5) | 125 | 16.2 (13.4,19.4) | 158 | 16.4 (13.8, 19.5) |
| 50–59 | 20 | 5.2 (3.0, 8.8) | 7 | 5.5 (2.5, 11.5) | 13 | 4.8 (2.6, 8.8) |
| 60–69 | 83 | 14.8 (11.7, 18.5) | 41 | 16.4 (11.6, 22.6) | 42 | 13.1 (9.9, 17.1) |
| 70–79 | 101 | 34.5 (28.6, 41.0) | 51 | 36.3 (29.0, 44.2) | 50 | 32.9 (25.5, 41.3) |
| 80+ | 79 | 64.9 (54.4, 74.1) | 26 | 59.7 (36.2, 79.5) | 53 | 68.2 (58.1, 76.8) |
| Any level (> 25 dB ear better ear) | ||||||
| All | 789 | 53.2 (49.2, 57.1) | 339 | 55.6 (49.9, 61.2) | 450 | 50.7 (46.6, 54.8) |
| 50–59 years | 137 | 36.5 (30.3, 43.1) | 55 | 42.7 (33.0, 52.9) | 82 | 30.1 (24.5, 36.4) |
| 60–69 years | 300 | 55.9 (50.8, 60.7) | 136 | 58.2 (50.6, 65.5) | 164 | 53.4 (47.6, 59.0) |
| 70–79 years | 236 | 81.2 (75.4, 85.9) | 109 | 78.9 (70.3, 85.5) | 127 | 83.3 (75.3, 89.1) |
| 80+ years | 116 | 98.7 (91.4, 99.8) | 77 | 96.7 (79.5, 99.6) | 39 | 100.0 |
| Degree (better ear) | ||||||
| None (0-25 dB) | 553 | 46.8 (42.9, 50.7) | 192 | 44.3 (38.7,50.0) | 361 | 49.3 (45.2, 53.4) |
| Mild (26-40 dB) | 506 | 36.9 (33.3, 40.7) | 214 | 39.5 (33.9, 45.5) | 292 | 34.3 (30.9, 37.9) |
| Moderate (41-60 dB) | 201 | 11.7 (10.1, 13.7) | 109 | 11.5 (9.4, 13.9) | 92 | 12.0 (9.5, 15.2) |
| Severe (61–80 dB) | 70 | 4.0 (3.0, 5.3) | 43 | 4.4 (3.1, 6.2) | 27 | 3.5 (2.3, 5.3) |
| Profound (81 dB +) | 12 | 0.6 (0.3, 1.0) | 6 | 0.5 (0.2, 1.2) | 6 | 0.6 (0.3, 1.4) |