TABLE 6.
Comparison of fecal organic acid concentrations for different age groupsa
| Study group | Acetate
|
Propionate
|
Butyrate
|
Isobutyrate
|
Isovalerate
|
Valerate
|
Isocaproate
|
Caproate
|
Total SCFA
|
Lactate
|
Succinate
|
||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Median | 25 | 75 | Median | 25 | 75 | Median | 25 | 75 | Median | 25 | 75 | Median | 25 | 75 | Median | 25 | 75 | Median | 25 | 75 | Median | 25 | 75 | Median | 25 | 75 | Median | 25 | 75 | Median | 25 | 75 | |
| HY | 29.6 | 16.9 | 36.0 | 11.4 | 6.4 | 19.9 | 11.0 | 5.2 | 16.7 | 0.5 | 0.3 | 1.1 | 1.3 | 0.8 | 2.1 | 1.2 | 0.8 | 2.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 81.2 | 43.2 | 87.1 | 0.0 | 0.0 | 0.0 | 3.2 | 1.2 | 4.8 |
| HE | 25.5 | 7.9 | 47.6 | 12.7 | 7.1 | 19.8 | 9.2 | 4.2 | 15.4 | 0.8 | 0.5 | 1.4 | 1.3 | 0.9 | 2.0 | 1.1 | 0.6 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 67.4 | 33.9 | 117.1 | 0.0 | 0.0 | 0.0 | 0.7 | 0.5 | 1.3 |
| AE | 23.2 | 19.9 | 25.0 | 8.7b | 5.5 | 10.4 | 3.7b | 0.8 | 5.4 | 0.3b | 0.0 | 0.9 | 0.9 | 0.0 | 1.0 | 0.0b | 0.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 36.5c | 34.3 | 42.3 | 0.0 | 0.0 | 0.0 | 7.7 | 4.9 | 9.5 |
a
Results are expressed as the median (mmol kg−1) ± interquartile range. 25, 25th percentile; 75, 75th percentile. Samples were taken from 14 HY, 70 HE, and 9 AE.
b
Significant difference between HE and AE.
c
Approaching significance.