CRP and pyometritis: In the pyometra group, NE-SFL correlated very strongly with toxic changes (r = 0.7231, pS < 0.001, ***) (Figure 2C), and showed no significant correlations with the count of bands (r = 0.3787, pS = 0.121, ns) (Figure 2D) and CRP (r = 0.4241, pS = 0.062, ns) (Figure 2E).