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Table 2 Mean values [mm] of the two observers for the adjectives of the Qualitative Behaviour Assessment (QBA) as well as the mean of the weighted sum and corresponding reliability parameters

From: Interobserver reliability of the ‘Welfare Quality® Animal Welfare Assessment Protocol for Growing Pigs’

Adjective Observer A Observer BC RS ICC SDC LoA
Active 87.1 65.9 0.50 0.30 0.38 −0.05 to 0.45
Relaxed 49.2 43.2 0.61 0.64 0.32 −0.28 to 0.41
Fearful 14.6 10.4 0.06 0.00 0.26 −0.20 to 0.30
Agitated 41.2 28.2 0.64 0.40 0.39 −0.25 to 0.49
Calm 42.3 44.9 0.15 0.70 0.28 −0.40 to 0.23
Content 55.0 49.9 0.35 0.36 0.25 −0.21 to 0.30
Tense 33.5 18.2 0.45 0.23 0.37 −0.12 to 0.48
Enjoying 33.3 76.7 0.15 0.21 0.27 −0.40 to 0.22
Frustrated 18.9 12.0 0.43 0.22 0.25 −0.10 to 0.35
Bored 17.1 17.8 0.15 0.36 0.28 −0.32 to 0.30
Playful 24.4 29.8 0.28 0.36 0.32 −0.40 to 0.33
Positively occupied 61.6 96.3 0.43 0.26 0.34 −0.15 to 0.45
Listless 16.3 9.3 0.19 0.26 0.26 −0.21 to 0.31
Lively 54.5 62.2 0.56 0.00 0.49 −0.48 to 0.40
Indifferent 18.1 28.9 0.40 0.38 0.31 −0.35 to 0.38
Irritable 25.1 13.8 0.35 0.26 0.31 −0.12 to 0.42
Aimless 25.6 18.5 0.04 0.38 0.34 −0.25 to 0.43
Happy 46.5 50.1 0.04 0.19 0.25 −0.32 to 0.20
Distressed 7.8 9.7 0.10 0.24 0.21 −0.23 to 0.17
Sociable 66.4 58.9 0.30 0.20 0.31 −0.28 to 0.39
Weighted sum −0.80 −0.48 0.62 0.62 0.11 −0.11 to 0.09
  1. RS Spearman Rank Correlation Coefficient, ICC Intraclass Correlation Coefficient, SDC Smallest Detectable Change, LoA Limits of Agreement