Table 2.
CO levels measured by monitors A, B, and C and the reference analyzer and H2 levels measured by the reference analyzer before and after consuming milk.
| Before consuming milk | Maximum levels after consuming milk | P value | ||
|---|---|---|---|---|
| CO levels (ppm) | Monitor A | 3.0 (2.0, 7.0) | 4.0 (2.0, 8.0) | 0.039∗ |
| Monitor B | 3.0 (1.0, 7.0) | 5.0 (4.0, 9.0) | 0.026∗ | |
| Monitor C | 2.0 (1.0, 7.0) | 2.0 (2.0, 8.0) | 0.059 | |
| Reference | 2.5 (1.2, 7.7) | 2.6 (1.2, 9.8) | 0.058 | |
|
| ||||
| Reference H2 levels (ppm) | 6.2 (3.8, 17.4) | 28.4 (21.7, 36.6) | 0.018∗ | |
Values are expressed in median (first quartile and third quartile). ∗P < 0.05.