Table 1.
Mean values ± standard deviation (SD) for 13 phenotypes recorded in HIGH and LOW Duroc pigs
| Phenotypes | HIGH group (N = 28) | LOW group (N = 28) |
|---|---|---|
| Mean ± SD | Mean ± SD | |
| Carcass traits | ||
| LW - Live weight (kg) | 130.90 ± 9.46 a | 110.75 ± 16.62 b |
| BFTiv - Backfat thickness in vivo (mm) | 28.74 ± 3.47 a | 18.76 ± 3.90 b |
| BFT - Backfat thickness 3rd-4th ribs (mm) | 47.07 ± 11.94 a | 33.89 ± 10.03 b |
| HFT - Ham fat thickness (mm) | 28.02 ± 2.70 a | 20.97 ± 3.56 b |
| LEAN - Lean content (%) | 39.17 ± 5.15 a | 45.48 ± 4.21 b |
| Meat quality traits (gluteus medius) | ||
| IMF - Intramuscular fat content (%) | 7.27 ± 1.70 a | 3.69 ± 0.93 b |
| SFA - Saturated fatty acids content (%) | 38.70 ± 1.41 a | 34.76 ± 1.30 b |
| PUFA - Polyunsaturated fatty acids content (%) | 14.71 ± 3.08 a | 27.82 ± 4.40 b |
| MUFA - Monounsaturated fatty acids content (%) | 46.58 ± 2.67 a | 37.4 ± 4.30 b |
| Serum lipid levels - 190 days | ||
| CHOL - Total cholesterol (mg/dL) | 161.11 ± 30.32 a | 104.17 ± 16.40 b |
| HDL - HDL-cholesterol (mg/dL) | 61.12 ± 8.58 a | 42.92 ± 9.19 b |
| LDL - LDL-cholesterol (mg/dL) | 86.34 ± 29.32 a | 50.57 ± 15.12 b |
| TG - Triacylglycerides (mg/dL) | 68.07 ± 26.28 a | 50.71 ± 29.70 b |
Means with different letters are significantly different (P-value < 0.05), t-test for: LW, IMF, MUFA, CHOL and LDL; Wilcoxon test for: BFTiv, BFT, LEAN, SFA, PUFA, HDL and TG