Table 1.

Comparison of placebo and selenium groups at baseline

Study assignment (n)
CharacteristicsPlacebo (n = 3)400 μg (n = 5)800 μg (n = 5)1,200 μg (n = 5)
Age, y39 (17)28 (8.0)33 (14.1)33 (14.5)
Race (% European American)10080100100
Plasma selenium, ng/mL134 (3.8)136 (17.1)127 (18.8)114 (14.3)
Toenail selenium, μg/g0.89 (0.122)0.94 (0.063)0.90 (0.050)0.99 (0.146)
Height, m1.89 (0.091)1.83 (0.140)1.80 (0.084)1.78 (0.124)
Weight, kg103 (12.9)97 (14.9)82 (15.1)98.9 (19.1)
ECOG performance status (0–5); ref. 390000

NOTE: All values are mean (SD).