Inter-rater agreement in visual assessment of footpad dermatitis in Danish broiler chickens
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Inter-rater agreement in visual assessment of footpad dermatitis in Danish broiler chickens. / Oliveira, A.R.S.; Lund, Vibe Pedersen; Christensen, Jens Peter; Nielsen, Liza Rosenbaum.
I: British Poultry Science, Bind 58, Nr. 3, 2017, s. 224-229.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Inter-rater agreement in visual assessment of footpad dermatitis in Danish broiler chickens
AU - Oliveira, A.R.S.
AU - Lund, Vibe Pedersen
AU - Christensen, Jens Peter
AU - Nielsen, Liza Rosenbaum
PY - 2017
Y1 - 2017
N2 - 1. The performance of the scoring in the Danish footpad dermatitis (FPD) surveillance system was evaluated by determining inter-rater agreement in visual inspection of FPD in broilers between two independent raters (R1 and R2) and the official scoring at a Danish slaughterhouse.2. FPD scores were evaluated in 1599 chicken feet. The two raters and the slaughterhouse scored equal proportions of score 0. So did R1 and R2 when assessing score 1 and the more severe lesion score 2, whereas the slaughterhouse scored a markedly higher proportion of score 1 and a lower proportion of score 2. Aggregated FPD flock scores ranged from 5 to 163 (R1 and R2) and from 8 to 107 (slaughterhouse).3. The level of agreement between the two raters was high for scores 0, 1 and 2 and for flock scores. Agreement between raters and the slaughterhouse was lower when R1 and R2 recorded score 2 than when they recorded scores 0 and 1.4. This study indicates that the occurrence and severity of lesions are underestimated in the official Danish FPD scoring system.
AB - 1. The performance of the scoring in the Danish footpad dermatitis (FPD) surveillance system was evaluated by determining inter-rater agreement in visual inspection of FPD in broilers between two independent raters (R1 and R2) and the official scoring at a Danish slaughterhouse.2. FPD scores were evaluated in 1599 chicken feet. The two raters and the slaughterhouse scored equal proportions of score 0. So did R1 and R2 when assessing score 1 and the more severe lesion score 2, whereas the slaughterhouse scored a markedly higher proportion of score 1 and a lower proportion of score 2. Aggregated FPD flock scores ranged from 5 to 163 (R1 and R2) and from 8 to 107 (slaughterhouse).3. The level of agreement between the two raters was high for scores 0, 1 and 2 and for flock scores. Agreement between raters and the slaughterhouse was lower when R1 and R2 recorded score 2 than when they recorded scores 0 and 1.4. This study indicates that the occurrence and severity of lesions are underestimated in the official Danish FPD scoring system.
U2 - 10.1080/00071668.2017.1293231
DO - 10.1080/00071668.2017.1293231
M3 - Journal article
C2 - 28277794
VL - 58
SP - 224
EP - 229
JO - British Poultry Science
JF - British Poultry Science
SN - 0007-1668
IS - 3
ER -
ID: 173532648