Characteristic | % or median(IQR)* |
---|---|
Gender (%male) | 63.4 |
Age (years) | 9.0 (7.2-11.0) |
Height (cm) | 134 (123–145) |
BMI | 18.5(16.1-21.6) |
Antioxidant Study participants (%) | 56.0 |
Vitamin C intake | |
Supplementation group (%) | 30.4 |
Vitamin C intake in supplementation group (mg/d) | 346 (329–375) |
Vitamin C intake out of supplementation group (mg/d) | 105 (84–131) |
Asthma severity | |
Moderate- and severe-persistent asthma (%) | 39.3 |
Mild-persistent asthma (%) | 24.5 |
Mild-intermittent asthma (%) | 36.2 |
Atopy (%)Ϫ | 83.7 |
Genotype and allele frequency | n(%) |
GSTM1 (Number of copies) † | |
0 | 93 (36.2) |
1 | 129 (50.2) |
2 | 35 (13.6) |
GSTP1 rs1695† | |
Val/Val | 85 (33.1) |
Ile/Val | 113 (44.0) |
Ile/Ile | 59 (22.9) |
Ile/Ile + Ile/Val | 172 (66.9) |
NQO1 rs1800566 ‡ | |
Pro/Pro | 67 (33.7) |
Pro/Ser | 88 (44.2) |
Ser/Ser | 44 (22.1) |
Pro/Ser + Ser/Ser | 132 (66.3) |
Ethnicity (%) § | Mean (SD) |
Native-American | 70.9 (13.3) |
European | 26.2 (12.4) |
African | 2.9 (2.1) |