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Table 1 Demographics of the participants

From: The association of heat shock protein genetic polymorphisms with age-related hearing impairment in Taiwan

  Male Female Total
Number 464 (56.5%) 357 (43.5%) 821 (100%)
Age (years) 72.26 ± 6.00 71.52 ± 5.66 71.94 ± 5.81
Better hearing ear PTA (dBHL) 42.63 ± 16.69 36.47 ± 16.41 39.96 ± 16.84
Occupational noise exposure 209 (45.3%) 63 (17.7%) 272 (33.3%)
ARHI grouping
 ARHI susceptible 149 (32.1%) 70 (19.6%) 219 (26.7%)
 Intermediate 213 (45.9%) 160 (44.8%) 373 (45.4%)
 ARHI resistant 102 (22.0%) 127 (35.6%) 229 (27.9%)
Genotype
 rs1043618
  GG 229 (49.4%) 180 (50.4%) 409 (49.8%)
  CG 188 (40.5%) 139 (38.9%) 327 (39.8%)
  CC 35 (7.5%) 32 (9.0%) 67 (8.2%)
  Undetermined 12 (2.6%) 6 (1.7%) 18 (2.2%)
 rs2227956
  AA 273 (58.8%) 226 (63.3%) 499 (60.8%)
  AG 161 (34.7%) 108 (30.3%) 269 (32.8%)
  GG 19 (4.1%) 18 (5.0%) 37 (4.5%)
  Undetermined 11 (2.4%) 5 (1.4%) 16 (1.9%)
 rs2075800
  CC 174 (37.5%) 133 (37.3%) 307 (37.4%)
  CT 220 (47.4%) 168 (47.1%) 388 (47.3%)
  TT 66 (14.2%) 54 (15.1%) 120 (14.6%)
  Undetermined 4 (0.9%) 2 (0.6%) 6 (0.7%)
 rs2763979
  CC 238 (51.3%) 198 (55.5%) 436 (53.1%)
  CT 185 (39.9%) 120 (33.6%) 305 (37.1%)
  TT 31 (6.7%) 32 (9.0%) 63 (7.7%)
  Undetermined 10 (2.2%) 7 (2.0%) 17 (2.1%)
Allele
 rs1043618
  G 646 (71.5%) 499 (71.1%) 1145 (71.3%)
  C 258 (28.5%) 203 (28.9%) 461 (28.7%)
 rs2227956
  A 707 (78.0%) 560 (79.5%) 1267 (78.7%)
  G 199 (22.0%) 144 (20.5%) 343 (21.3%)
 rs2075800
  C 568 (61.7%) 434 (61.1%) 1002 (61.5%)
  T 352 (38.3%) 276 (38.9%) 628 (38.5%)
 rs2763979
  C 661 (70.7%) 516 (73.7%) 1177 (73.2%)
  T 274 (29.3%) 184 (26.3%) 431 (26.8%)