Table 2: Urinary 15FIP (ng/mg creatinine) according to subjects age, body weight and smoking status.

n (%)AllP valueaMaleFemaleP valuea*

Age
 <3032 (64%)2.35 ± 1.44P = 0.972.33 ± 1.42.36 ± 1.580.977
 >3018 (36%)2.37 ± 1.52.12 ± 0.92.5 ± 1.80.475
BMI
 <2534 (68%)2.15 ± 1.12P = 0.582.12 ± 1.182.18 ± 1.10.902
 >2516 (32%)2.36 ± 1.582.09 ± 1.052.53 ± 1.860.492
Smoking status
 Smoker 8 (16%)2.15 ± 1.08P = 0.678
 Non-Smoker42 (84%)2.39 ± 1.5

Data are expressed as means ± SD.
aBy paired t-test. *Significant difference at P < 0.05.
15FIP: 15-F2t-Isoprostane; BMI: body mass index.