Frequency of clinical and clinicopathological sign categories recorded at M22.

Note that the frequency value can be >1 because more than one sign could be present in the same dog. S: systemic signs; RE: reticulo-endothelial signs; C: cutaneous signs; O: ocular signs; CP: clinicopathological signs.aAt the Mann-Whitney test (paired test).请注意，频率值可大于1，因为同一只犬可能同时存在多种症状。S：全身症状（systemic signs）；RE：网状内皮系统症状（reticulo-endothelial signs）；C：皮肤症状（cutaneous signs）；O：眼部症状（ocular signs）；CP：临床病理症状（clinicopathological signs）。注：此处采用曼-惠特尼检验（Mann-Whitney test，配对检验）。