. 2023 Mar 17;10:1099170. doi: 10.3389/fvets.2023.1099170

Table 7.

Summary of results displaying PC1 and PC2 for each group and their associated most positive and negative correlating adjectives.

	Principal component	Treatment period
Group 1	PC1 content/relaxed – bored/fearful	Indoor novel object only Outside only Choice phase (early) Choice phase (late)
Group 1	PC2 lively/playful – bored/apathetic	Indoor novel object only Outside only Choice phase (early) Choice phase (late)
Group 2	PC1 content/relaxed – fearful/bored	Indoor novel object only Outside only Choice phase (early) Choice phase (late)
Group 2	PC2 lively/inquisitive – bored/apathetic	Indoor novel object only Outside only Choice phase (early) Choice phase (late)
Combined	PC1 content/relaxed – bored/fearful	Indoor novel object only Outside only Choice phase (early) Choice phase (late)
Combined	PC2 lively/inquisitive – apathetic/bored	Indoor novel object only Outside only Choice phase (early) Choice phase (late)

Treatment periods which had a significant effect on principal components are indicated for each group. Treatment periods in bold indicate where significantly higher scores were being attained on a principal component. Adjectives in bold are the most positively correlating terms for that principal component.