From: A risk model and nomogram for high-frequency hearing loss in noise-exposed workers
Variable | BHFTA [n (%)] | P * | |||
---|---|---|---|---|---|
<25a | 25–39 | 40–79 b | ≥80c |  | |
Sex |  |  |  |  | < 0.001 |
 Female | 5957 (70.41) | 2160 (25.53) | 332 (3.92) | 11 (0.13) |  |
 Male | 13,995 (59.15) | 6777 (28.64) | 2809 (11.87) | 80 (0.34) |  |
Age (years) |  |  |  |  | < 0.001 |
  < 25 | 1443 (75.63) | 428 (22.43) | 37 (1.94) | 0 (0.00) |  |
 25–29 | 3044 (72.63) | 1001 (23.88) | 145 (3.46) | 1 (0.02) |  |
 30–34 | 2691 (69.21) | 991 (25.49) | 204 (5.25) | 2 (0.05) |  |
 35–39 | 2824 (61.94) | 1292 (28.34) | 432 (9.48) | 11 (0.24) |  |
 40–44 | 5257 (59.28) | 2615 (29.49) | 966 (10.89) | 30 (0.34) |  |
  ≥ 45 | 4693 (53.90) | 2610 (29.98) | 1357 (15.59) | 47 (0.54) |  |
NED (years) |  |  |  |  | < 0.001 |
 0–4 | 8937 (66.15) | 3564 (26.38) | 990 (7.33) | 20 (0.15) |  |
 5–9 | 5217 (64.11) | 2148 (26.4) | 754 (9.27) | 18 (0.22) |  |
 10–14 | 2177 (58.18) | 1079 (28.83) | 469 (12.53) | 17 (0.45) |  |
 15–19 | 1156 (57.63) | 576 (28.71) | 264 (13.16) | 10 (0.50) |  |
 20–24 | 1508 (54.34) | 898 (32.36) | 362 (13.05) | 7 (0.25) |  |
 25–29 | 699 (48.51) | 517 (35.88) | 215 (14.92) | 10 (0.69) |  |
  ≥ 30 | 258 (50.69) | 155 (30.45) | 87 (17.09) | 9 (1.77) |  |
Industry type |  |  |  |  | < 0.001 |
 Manufacturing | 14,901 (63.97) | 6178 (26.52) | 2168 (9.31) | 48 (0.21) |  |
 Construction | 107 (36.39) | 147 (50.00) | 39 (13.27) | 1 (0.34) |  |
 Mining | 1448 (43.34) | 1284 (38.43) | 582 (17.42) | 27 (0.81) |  |
 Others | 3496 (67.35) | 1328 (25.58) | 352 (6.78) | 15 (0.29) |  |
Enterprise type |  |  |  |  | < 0.001 |
 SOE | 5433 (56.24) | 3328 (34.45) | 880 (9.11) | 20 (0.21) |  |
 FOE | 1626 (66.48) | 659 (26.94) | 160 (6.54) | 1 (0.04) |  |
 POE | 12,893 (64.42) | 4950 (24.73) | 2101 (10.5) | 70 (0.35) |  |