Table 2 Variation of uric acid according to the number of cigarettes smoked and consumption duration
From: Effect of cigarette smoking on plasma uric acid concentrations
Cigarettes smoked/day | p value | Consumption duration (years) | p value | |||
|---|---|---|---|---|---|---|
<20 | ≥20 | ≤5 | >5 | |||
Uric acid <200 μmol/L | ||||||
M (n = 64) | 141 ± 25 | 96 ± 27 | 0.004 | 140 ± 41 | 99 ± 65 | 0.01 |
W (n = 8) | 185 ± 17 | 135 ± 27 | 0.03 | 175 ± 20 | 130 ± 28 | 0.04 |
Uric acid >200 μmol/L | ||||||
M (n = 81) | 269 ± 42 | 268 ± 52 | 0.96 | 271 ± 50 | 267 ± 45 | 0.69 |
W (n = 9) | 276 ± 72 | 229 ± 25 | 0.38 | 304 ± 78 | 228 ± 22 | 0.39 |
χ2, p | 22.4; p < 10−7 | 3.89; p = 0.04 | ||||