Table 1

Serum concentrations of salicylic acid (μmol/litre) in non-vegetarians, vegetarians, and patients taking aspirin (75 mg daily)

Non-vegetariansVegetariansPatients taking low dose aspirin
Values are median (range).
*Significantly greater than non-vegetarians, median of the difference 0.05 μmol/litre (95% confidence interval for difference, 0.03 to 0.08; p <0.0001).
0.070.11*10.03
(0.02–0.20)(0.04–2.47)(0.23–25.40)
n = 39n = 37n = 14