Table 3 Correlations of histomorphometry and efficiency by RFI-groups (residual feed intake -high or -low)
From: Small intestine histomorphometry of beef cattle with divergent feed efficiency
Segments | Measurement | High-RFI | Low-RFI | ||
|---|---|---|---|---|---|
| Â | Â | r | P-value | r | P-value |
duodenum | crypt area (CA) | 0.15 | 0.61 | −0.59 | 0.04 |
|  | crypt perimeter (CP) | 0.15 | 0.63 | −0.57 | 0.04 |
| Â | cell size (CS) | 0.53 | 0.07 | 0.08 | 0.78 |
|  | nuclei number (NN) | −0.03 | 0.91 | −0.68 | 0.01 |
 Ileum | crypt area (CA) | 0.34 | 0.27 | −0.16 | 0.60 |
|  | crypt perimeter (CP) | 0.29 | 0.35 | −0.21 | 0.50 |
| Â | cell size (CS) | 0.61 | 0.01 | 0.06 | 0.84 |
|  | nuclei number (NN) | −0.05 | 0.85 | −0.17 | 0.57 |