Table 2.

Median and range of serum carotenoid concentrations (μg/dL) in prostate cancer cases and controls

Cases (n = 692)
Controls (n = 844)
P*
Median10th-90th percentileMedian10th-90th percentile
Lycopene64.430.5-110.162.230.5-108.20.31
α-Carotene7.32.7-20.46.92.6-16.50.12
β-Carotene16.06.5-46.315.26.1-38.60.04
β-Cryptoxanthin6.83.2-15.96.82.9-16.70.51
Lutein17.39.1-32.917.29.3-31.40.92
Zeaxanthin5.83.1-10.55.93.2-10.30.66
  • * P values were calculated using the Wilcoxon rank sum test.