3.2.1. Urine F2-Isoprostane Concentration
F-2 isoprostane levels (ng/mg creatinine) showed main effects of time period (baseline < 1-h < 1–6-h, Expressed as % of baseline, F2-isoprostane levels were higher in the a.m. vs. p.m. (Total post-meal F2-isoprostane excretion (sum of 1 h and 1–6 h) showed a main effect of time (a.m. > p.m., F2-isoprostane levels were significantly higher in females vs. males (main effect 