Table 3.
Formic acid (n = 18) | Acetic acid (n = 16) | Butyric acid (n = 14) | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Subject | C (log ppb) | D | R2 | Subject | C (log ppb) | D | R2 | Subject | C (log ppb) | D | R2 |
1 | 2.63 | 0.43 | 0.72 | 4 | 1.15 | 0.23 | 0.95 | 3 | −0.62 | 0.12 | 0.97 |
2 | 1.65 | 0.44 | 0.92 | 6 | 0.74 | 0.02 | 0.97 | 4 | −0.54 | 0.05 | 0.98 |
5 | 3.03 | 0.13 | 0.96 | 8 | 0.84 | 0.31 | 0.99 | 6 | −0.95 | 0.11 | 0.98 |
7 | 2.54 | 0.10 | 0.97 | 9 | 0.18 | 0.29 | 0.97 | 8 | −0.52 | 0.19 | 0.97 |
10 | 2.62 | 0.33 | 0.93 | 11 | 0.26 | 0.17 | 0.98 | 9 | −0.64 | 0.08 | 0.83 |
12 | 2.21 | 0.51 | 0.56 | 12 | 0.56 | 0.21 | 0.91 | 11 | −0.54 | 0.25 | 0.96 |
14 | 2.85 | 0.11 | 0.99 | 13 | 0.43 | 0.15 | 0.92 | 12 | −0.69 | 0.07 | 0.89 |
15 | 2.79 | 0.15 | 0.98 | 15 | 0.97 | 0.19 | 0.95 | 14 | −0.24 | 0.23 | 0.94 |
16 | 2.71 | 0.10 | 0.92 | 16 | 0.76 | 0.10 | 0.98 | 15 | −0.54 | 0.01 | 0.95 |
19 | 2.43 | 0.07 | 0.99 | 18 | 0.76 | 0.09 | 0.97 | 16 | −0.59 | 0.13 | 0.98 |
20 | 2.95 | 0.13 | 0.93 | 19 | 0.32 | 0.12 | 1.00 | 17 | −0.78 | 0.13 | 1.00 |
22 | 2.86 | 0.17 | 0.94 | 20 | 1.58 | 0.32 | 0.80 | 25 | −0.69 | 0.13 | 0.98 |
23 | 2.85 | 0.19 | 0.84 | 22 | 0.72 | 0.21 | 0.95 | 28 | −0.33 | 0.09 | 0.96 |
25 | 2.78 | 0.15 | 0.93 | 25 | 0.76 | 0.17 | 0.99 | 30 | −0.46 | 0.15 | 0.98 |
28 | 2.88 | 0.15 | 0.94 | 27 | 0.90 | 0.21 | 0.97 | ||||
29 | 0.53 | 0.85 | 0.79 | 28 | 0.70 | 0.09 | 0.98 | ||||
31 | 3.08 | 0.21 | 0.96 | ||||||||
32 | 3.33 | 0.39 | 0.57 | ||||||||
Average | 2.60 | 0.26 | 0.73 | 0.18 | −0.58 | 0.12 | |||||
SE | 0.15 | 0.05 | 0.09 | 0.02 | 0.05 | 0.02 |
Hexanoic acid (n = 18) | Octanoic acid (n = 14) | ||||||
---|---|---|---|---|---|---|---|
Subject | C (log ppb) | D | R 2 | Subject | C (log ppb) | D | R 2 |
4 | 0.30 | 0.01 | 0.99 | 3 | −0.22 | 0.13 | 0.98 |
6 | −0.53 | 0.25 | 0.97 | 4 | 0.41 | 0.10 | 0.97 |
8 | 0.23 | 0.12 | 0.97 | 6 | −0.18 | 0.05 | 0.93 |
12 | −0.28 | 0.35 | 0.82 | 7 | 0.01 | 0.08 | 0.97 |
14 | −0.16 | 0.15 | 1.00 | 8 | −0.20 | 0.21 | 0.98 |
15 | 0.18 | 0.14 | 0.94 | 12 | 0.03 | 0.18 | 0.94 |
16 | 0.21 | 0.05 | 0.91 | 15 | 0.25 | 0.30 | 0.90 |
17 | 0.09 | 0.08 | 0.89 | 18 | −0.08 | 0.10 | 0.97 |
18 | −0.02 | 0.10 | 1.00 | 19 | −0.10 | 0.02 | 0.93 |
19 | −0.27 | 0.02 | 0.89 | 24 | −0.16 | 0.16 | 0.92 |
21 | −0.40 | 0.19 | 1.00 | 25 | −0.09 | 0.05 | 0.97 |
22 | −0.18 | 0.08 | 0.99 | 27 | −0.12 | 0.01 | 0.99 |
23 | 0.01 | 0.11 | 0.93 | 29 | −2.41 | 1.24 | 0.24 |
25 | 0.04 | 0.09 | 0.98 | 30 | 0.31 | 0.08 | 0.91 |
26 | 0.01 | 0.24 | 0.94 | ||||
28 | 0.70 | 0.20 | 0.89 | ||||
31 | 0.26 | 0.20 | 0.97 | ||||
33 | −0.11 | 0.16 | 0.97 | ||||
Average | 0.005 | 0.14 | −0.18 | 0.19 | |||
SE | 0.07 | 0.02 | 0.18 | 0.08 |