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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

Item

Dietary treatments

 

Control oil

Peroxidized oil

SEM

P-value2

CON

VITE

POL

CON

VITE

POL

O

S

O ×S

Body weight, kg

 Day 0

6.62

6.63

6.61

6.61

6.62

6.62

0.390

0.880

0.600

0.792

 Day 7

7.63

7.44

7.40

7.52

7.38

7.57

0.390

0.982

0.128

0.189

 Day 14

10.23

10.06

10.24

9.81

9.82

10.25

0.410

0.129

0.193

0.445

 Day 21

13.4

13.0

13.2

12.0

11.8

12.7

0.478

< 0.001

0.110

0.254

 Day 28

17.6

17.3

17.5

14.8

14.6

15.8

0.613

< 0.001

0.272

0.414

 Day 35

23.3

23.0

23.2

18.4

18.3

19.5

0.736

< 0.001

0.356

0.489

Average daily gain, kg/d

 Day 0 to 7

0.145

0.117

0.112

0.130

0.108

0.136

0.013

0.975

0.107

0.218

 Day 7 to 14

0.372

0.374

0.396

0.327

0.344

0.383

0.020

0.045

0.063

0.654

 Day 0 to 14 (Phase 1)

0.258

0.245

0.258

0.229

0.228

0.260

0.015

0.133

0.180

0.442

 Day 14 to 21

0.450

0.413

0.423

0.311

0.279

0.347

0.031

< 0.001

0.219

0.364

 Day 21 to 28

0.602

0.615

0.613

0.400

0.399

0.443

0.036

< 0.001

0.732

0.806

 Day 28 to 35

0.814

0.814

0.821

0.509

0.538

0.537

0.031

< 0.001

0.788

0.851

 Day 14 to 35 (Phase 2)

0.622

0.614

0.619

0.407

0.405

0.442

0.023

< 0.001

0.586

0.625

 Day 0 to 35 (Overall)

0.477

0.467

0.475

0.336

0.334

0.369

0.018

< 0.001

0.357

0.492

Average daily feed intake, kg/d

 Day 0 to 7

0.194

0.167

0.167

0.182

0.167

0.177

0.012

0.930

0.171

0.626

 Day 7 to 14

0.447

0.437

0.461

0.413

0.416

0.440

0.019

0.093

0.347

0.914

 Day 0 to 14 (Phase 1)

0.321

0.302

0.317

0.297

0.294

0.308

0.014

0.219

0.511

0.798

 Day 14 to 21

0.786

0.785

0.764

0.657

0.695

0.676

0.036

< 0.001

0.810

0.798

 Day 21 to 28

0.851

0.861

0.832

0.619

0.654

0.692

0.037

< 0.001

0.746

0.454

 Day 28 to 35

1.194

1.165

1.135

0.884

0.903

0.901

0.039

< 0.001

0.804

0.526

 Day 14 to 35 (Phase 2)

0.906

0.888

0.872

0.671

0.695

0.709

0.031

< 0.001

0.995

0.426

 Day 0 to 35 (Overall)

0.672

0.653

0.650

0.521

0.535

0.549

0.022

< 0.001

0.966

0.450

Gain:feed, kg/kg

 Day 0 to 7

0.746

0.692

0.666

0.709

0.633

0.759

0.042

0.963

0.181

0.084

 Day 7 to 14

0.833

0.852

0.852

0.788

0.829

0.872

0.028

0.379

0.112

0.547

 Day 0 to 14 (Phase 1)

0.806

0.809

0.812

0.764

0.777

0.842

0.027

0.427

0.151

0.241

 Day 14 to 21

0.568

0.523

0.553

0.469

0.406

0.513

0.030

< 0.001

0.019

0.250

 Day 21 to 28

0.710

0.713

0.735

0.642

0.605

0.643

0.030

0.001

0.599

0.798

 Day 28 to 35

0.686

0.699

0.726

0.577

0.597

0.601

0.029

< 0.001

0.520

0.915

 Day 14 to 35 (Phase 2)

0.688

0.693

0.712

0.605

0.580

0.627

0.021

< 0.001

0.241

0.705

 Day 0 to 35 (Overall)

0.710

0.714

0.732

0.641

0.624

0.675

0.018

< 0.001

0.074

0.556

  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