Table 6.
Volatile fatty acids (VFAs) for LRFI and HRFI 1.
| Item | Efficient (LRFI) | Inefficient (HRFI) | p-Value |
|---|---|---|---|
| Acetic (mM/L) | 38.8 (28.6, 47.9) | 36.9 (23.7, 51.2) | 0.61 |
| Propionic (mM/L) | 14.9 (6.6, 22.2) | 12.8 (4.5, 21.2) | 0.44 |
| Butyric (mM/L) | 6.4 (4.2, 9.3) | 6.6 (3.7, 12.2) | 0.84 |
| Total VFAs | 60.1 (41.6, 78.4) | 56.3 (33.1, 81.7) | 0.58 |
| Acetic (%) | 64.9 (59.3, 72.4) | 66.7 (59.6, 75.1) | 0.47 |
| Propionic (%) | 24.4 (15.9, 31.7) | 21.6 (13.7, 30.2) | 0.32 |
| Butyric (%) | 10.7 (7.8, 13.7) | 11.7 (10.2, 15.1) | 0.18 |
1 Average (minimum, maximum) are provided.