Table 1 Clinical characteristics of subjects according to HbA1c.

From: Association between HbA1c and hearing loss: a tertiary care center-based study

Parameter

Total subjects (n = 5287)

Normal (n = 1129)

Prediabetes (n = 2119)

Diabetes (n = 2039)

p-value

Age (years)

68.92 ± 12.52

64.4 ± 15.1

69.9 ± 11.3

70.4 ± 11.5

 < 0.001***

Sex

 Male

2419 (45.8%)

519 (46.0%)

898 (42.4%)

1002 (49.1%)

 < 0.001***

 Female

2868 (54.2%)

610 (54.0%)

1221 (57.6%)

1037 (50.9%)

 < 0.001***

HbA1c (%)

 Mean (SE)

6.4 ± 1.1

5.3 ± 0.3

6.0 ± 0.2

7.5 ± 1.1

 < 0.001***

 SDS (%)

84.3 ± 23.9

86.0 ± 23.3

84.1 ± 23.2

81.3 ± 24.8

 < 0.001***

 PTA (dB)

29.17 ± 17.63

25.5 ± 17.4

28.9 ± 17.3

31.5 ± 17.8

 < 0.001***

  1. HbA1c glycated hemoglobin, SDS speech discrimination score, PTA pure-tone audiometry (500, 1000, 2000, 4000 Hz) of the better ear, SE standard error.
  2. ***p < 0.001.