Table 2 Comparison of mean (± standard deviation) of test parameters between the study groups
|  | Poorly controlled asthma (n = 20) | Well controlled asthma (n = 24) | Healthy controls (n = 27) |
|---|---|---|---|
Serum nitrite concentration (μM) | 0.36 ± 0.65 | 0.17 ± 0.20 | 0.13 ± 0.18 |
Serum nitrate concentration (μM) | 5.02 ± 2.02 | 4.46 ± 2.12 | 3.19 ± 1.16 |
Serum NOx concentration (μM)a | 5.37 ± 2.12 | 4.63 ± 2.19 | 3.32 ± 1.21 |
Serum TAOC (μM) | 336.40 ± 20.38 | 359.33 ± 25.46 | 367.12 ± 12.45 |