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Table 3 Growth performance of piglets fed control oil or peroxidized oil supplemented without or with antioxidants1

From: Growth performance, oxidative stress and immune status of newly weaned pigs fed peroxidized lipids with or without supplemental vitamin E or polyphenols

ItemDietary treatments 
Control oilPeroxidized oilSEMP-value2
CONVITEPOLCONVITEPOLOSO ×S
Body weight, kg
 Day 06.626.636.616.616.626.620.3900.8800.6000.792
 Day 77.637.447.407.527.387.570.3900.9820.1280.189
 Day 1410.2310.0610.249.819.8210.250.4100.1290.1930.445
 Day 2113.413.013.212.011.812.70.478< 0.0010.1100.254
 Day 2817.617.317.514.814.615.80.613< 0.0010.2720.414
 Day 3523.323.023.218.418.319.50.736< 0.0010.3560.489
Average daily gain, kg/d
 Day 0 to 70.1450.1170.1120.1300.1080.1360.0130.9750.1070.218
 Day 7 to 140.3720.3740.3960.3270.3440.3830.0200.0450.0630.654
 Day 0 to 14 (Phase 1)0.2580.2450.2580.2290.2280.2600.0150.1330.1800.442
 Day 14 to 210.4500.4130.4230.3110.2790.3470.031< 0.0010.2190.364
 Day 21 to 280.6020.6150.6130.4000.3990.4430.036< 0.0010.7320.806
 Day 28 to 350.8140.8140.8210.5090.5380.5370.031< 0.0010.7880.851
 Day 14 to 35 (Phase 2)0.6220.6140.6190.4070.4050.4420.023< 0.0010.5860.625
 Day 0 to 35 (Overall)0.4770.4670.4750.3360.3340.3690.018< 0.0010.3570.492
Average daily feed intake, kg/d
 Day 0 to 70.1940.1670.1670.1820.1670.1770.0120.9300.1710.626
 Day 7 to 140.4470.4370.4610.4130.4160.4400.0190.0930.3470.914
 Day 0 to 14 (Phase 1)0.3210.3020.3170.2970.2940.3080.0140.2190.5110.798
 Day 14 to 210.7860.7850.7640.6570.6950.6760.036< 0.0010.8100.798
 Day 21 to 280.8510.8610.8320.6190.6540.6920.037< 0.0010.7460.454
 Day 28 to 351.1941.1651.1350.8840.9030.9010.039< 0.0010.8040.526
 Day 14 to 35 (Phase 2)0.9060.8880.8720.6710.6950.7090.031< 0.0010.9950.426
 Day 0 to 35 (Overall)0.6720.6530.6500.5210.5350.5490.022< 0.0010.9660.450
Gain:feed, kg/kg
 Day 0 to 70.7460.6920.6660.7090.6330.7590.0420.9630.1810.084
 Day 7 to 140.8330.8520.8520.7880.8290.8720.0280.3790.1120.547
 Day 0 to 14 (Phase 1)0.8060.8090.8120.7640.7770.8420.0270.4270.1510.241
 Day 14 to 210.5680.5230.5530.4690.4060.5130.030< 0.0010.0190.250
 Day 21 to 280.7100.7130.7350.6420.6050.6430.0300.0010.5990.798
 Day 28 to 350.6860.6990.7260.5770.5970.6010.029< 0.0010.5200.915
 Day 14 to 35 (Phase 2)0.6880.6930.7120.6050.5800.6270.021< 0.0010.2410.705
 Day 0 to 35 (Overall)0.7100.7140.7320.6410.6240.6750.018< 0.0010.0740.556
  1. 1Values represent least squares means of 8 pens with 4 pigs (2 gilts and 2 barrows) per pen. Antioxidant supplementation consisted of control (CON), vitamin E (VITE) or polyphenols (POL)
  2. 2Effects abbreviations: O oil, S supplementation, O × S oil × supplementation