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Table 4 Descriptor loadings within the two identified principal components (PC)

From: Identifying physiological measures of lifetime welfare status in pigs: exploring the usefulness of haptoglobin, C- reactive protein and hair cortisol sampled at the time of slaughter

Descriptor Principal components PC1 PC2
Happy   .966 .088
Content   .961 .065
Positively occupied   .926 - .006
Relaxed   .851 −.071
Playful   .914 .115
Frustrated   −.805 .278
Irritable   −.857 .252
Agitated   −.861 .156
Aggressive   −.156 .900
Listless   −.659 −.421
  1. Factor loadings over 0.3 are highlighted and were used to interpret the structure of each component