Table 1

Age- and sex-adjusted characteristics of subjects at baseline examination

Degree of proteinuriap for

Age (years)<0.01
Men (%)88.685.891.981.80.12
Body mass index (kg/m2)<0.01
Systolic blood pressure (mm Hg)115.30.2113.70.8117.70.9121.42.2<0.01
Diastolic blood pressure (mm Hg)<0.01
Medication for hypertension (%)<0.01
HbA1c (NGSP) (%)<0.01
Medication for diabetes mellitus (%)<0.01
Creatinine (mg/dL)<0.01
Current smoker (%)72.074.679.079.10.07
History of noisy work environment 2008–2016 (%)14.212.711.119.40.35
Number of hearing impairment at 1 kHz39221
Number of hearing impairment at 4 kHz113574
Number of hearing impairment at 1 and/or 4 kHz143685
  • ANCOVA, analysis of covariance; ANOVA, analysis of variance; HbA1c, haemoglobin A1c; NGSP, National Glycohemoglobin Standardization Program.