Table 1.
Statistical comparison of mean Enterococcus counts between sample sources.
| Group | N | Overall Mean Enterococcus Count (MPN/g × 107) | Overall p-Value | Pair Wise Comparison (Games–Howell) |
95% Confidence Interval for Mean (log MPN/g) |
p-Value | ||
|---|---|---|---|---|---|---|---|---|
| Mean Difference (±SE) | Lower Bound | Upper Bound | ||||||
| SBL | 48 | 2.89 (±0.92) * | 0.000 *** | SBL vs. LAS | −0.98 (±1.18) * | −1.40 | −0.57 | 0.000 * |
| LAS | 145 | 3.87 (±1.43) * | SBL vs. CL | −1.52 (±0.19) * | −1.98 | −1.06 | 0.000 * | |
| CL | 44 | 4.41 (±0.92) * | LAS vs. CL | −0.54 (±1.18) * | −0.97 | −0.10 | 0.011 * | |
* p < 0.05; *** p < 0.001; SBL: soil before litter application; LAS: litter-amended soil; CL: chicken litter.