3. Results
3.1. Risk factors of high urinary Cd levels
Geometric means and geometric standard deviations of urinary
Cd levels among male and female subjects of various age groups
are provided in Table 1 together with the highest and lowest urinary
Cd levels in each age group of both genders. No significant
differences in urinary Cd levels in men vs. women. However, significant
differences among age groups were found in both genders.
Men in their 50s and 70s and women in 40s to 60s showed significant
increases in urinary Cd levels, compared to subjects aged