Table 1 Variation of uric acid, creatinine, urea, SCN−, and urinary cotinine levels according smoking status
From: Effect of cigarette smoking on plasma uric acid concentrations
Parameters | Smokers (n = 162) | Nonsmokers (n = 138) | p value |
|---|---|---|---|
Age (years) | 38.0 ± 17.5 | 35.6 ± 16 | 0.172 |
Sex ratio (men/women) | 8.52 (145/17) | 0.81 (62/76) | <10−3 |
BMI (kg/m2) | 24.24 ± 3.17 | 25.63 ± 4.36 | 0.003 |
Plasma creatinine (μmol/L) | 66.78 ± 20.7 | 72.3 ± 19 | 0.018 |
Plasma uric acid (μmol/L) | 199 ± 97 | 250 ± 132 | 0.0003 |
Plasma urea (mmol/L) | 4.0 ± 1.9 | 4.1 ± 3.3 | 0.05 |
Urinary cotinine (μg/μmol Cr) | 231.4 ± 205.2 | 73.2 ± 73.7 | <10−7 |
Plasma SCN− (μmol/L) | 100.25 ± 1.36 | 99.62 ± 0.91 | 0.0005 |