Table 4. Trace element concentrations in biological samples (scalp hair, blood and urine samples) of smokers and nonsmokers referent and hypertensive patients.
| Scalp hair | Cadmium | Lead | Nickel | Zinc |
|---|---|---|---|---|
| RNS | 1.42±0.3 | 7.9±1.53 | 6.1±1.5 | 222.3±13.4 |
| RS | 1.99±0.54 | 12.9±1.6 | 7.85± 0.95 | 189.3±15.3 |
| NSHP | 2.86±0.43 | 15.5±2.6 | 12.2±1.48 | 153.2±12.8 |
| SHP | 3.70±0.69 | 22.4±2.2 | 15.7± 0.96 | 124.8±12.7 |
| Blood | ||||
| RNS | 4.24±1.27 | 197.9±25.1 | 1.95±0.56 | 11.4±1.88 |
| RS | 5.36±1.4 | 248.6±21.9 | 2.65± 0.83 | 7.9±1.8 |
| NSHP | 5.97±1.3 | 358.9± 46.8 | 3.4± 0.9 | 9.7±1.2 |
| SHP | 8.9±1.3 | 457.3±27.7 | 5.85± 1.2 | 6.12±1.1 |
| Urine | ||||
| RNS | 3.2±0.9 | 86.5±22.7 | 6.2±1.4 | 0.78±0.22 |
| RS | 3.98±1.22 | 126.3±18.4 | 8.5± 1.2 | 1.11±0.29 |
| NSHP | 4.69±0.46 | 128.8 ±12.2 | 8.9± 1.8 | 1.26±0.5 |
| SHP | 5.86±2.12 | 224.9±28.9 | 12.2± 1.5 | 1.75±0.25 |
Abbreviations: RNS, referent nonsmokers; RS, referent smokers; NSHP, nonsmokers hypertensive patients; SHP, smoker hypertensive patients.