Table 2. Results of the serum zinc concentration of the Iranian population by sex, age and BMI.
| Variable | Zn (µg/dl) | |||
| No. | X±SD | Minimum | Maximum | |
| Overall | 374 | 103.6±18.06 | 68.4 | 205 |
| Sex | ||||
| Male | 143 | 105.05±19.6 | 76 | 205 |
| Female | 231 | 102.9±16.9 | 68.4 | 163.3 |
| Pa=0.268 | ||||
| Age | ||||
| 19 to ≤29 | 118 | 106.3±19.9 | 68.4 | 205 |
| 30 to ≤39 | 94 | 102.3±17.2 | 69.7 | 149.3 |
| 40 to ≤49 | 77 | 101.6±15.6 | 71.4 | 149.9 |
| 50 to ≤59 | 41 | 102.06±16.01 | 73 | 132.8 |
| ≥60 | 28 | 102.9±22.2 | 72.8 | 187.5 |
| Pb=0.36 | ||||
| BMI (kg/m2) | ||||
| <20 | 40 | 102.9±12.3 | 75.1 | 121.3 |
| 20-24.9 | 147 | 103.7±19.4 | 71.4 | 205 |
| 25-29.9 | 122 | 104.5±18.01 | 69 | 175.9 |
| ≥30 | 50 | 103.06±18.7 | 68.4 | 149.9 |
| Pb=0.941 | ||||
a For comparison of the mean serum zinc concentration between sexes, independent sample t test was used
b For comparison of the mean serum zinc concentration between different age and BMI groups, One Way Analysis of Variance was used