The effect of antimicrobial treatment on mortality associated with urinary tract disease in mink kits (Neovison vison)

Table 4 Results of post mortem examination, animal body weights and statistical testing from farm B

Farm B	Treatment group 2 (T2)	Treatment group 3 (T3)	Control group (C)	P-value
Farm B	Treatment group 2 (T2)	Treatment group 3 (T3)	Control group (C)	T2 vs. C	T3 vs. C	T2 vs. T3
Dead kits with urinary tract disease^a (n)	8	4	5
Remaining mink kits^b (n)	1912	2084	1963	0.42^c	0.75^c	0.25^c
Mortal urinary tract disease prevalence	4.2‰	1.9‰	2.5‰
	Mean (± SD)
Start weight females (g)	1144 (± 97)	1126 (± 135)	1188 (± 129)	0.10^d	0.02^d	0.52^d
Start weight males (g)	1520 (± 256)	1509 (± 202)	1522 (± 224)	0.97^d	0.80 ^d	0.83^d
Final weight females (g)	1288 (± 201)	1225 (± 260)	1258 (± 207)	0.81^d	0.12^d	0.18^d
Final weight males (g)	4206 (± 430)	4140 (± 470)	4130 (± 538)	0.48^d	0.92^d	0.54^d
Weight gain females (g)	1521 (± 235)	1436 (± 343)	1538 (± 268)	0.54^d	0.52^d	0.21^d
Weight gain males (g)	2676 (± 320)	2631 (± 393)	2608 (± 462)	0.44^d	0.79^d	0.61^d

^aGross pathological finding comparable with cystitis, pyelonephritis and/or urolithiasis
^bIncluded mink kits not diagnosed with urinary tract disease
^cFisher’s exact test
^dPairwise t-test

ISSN: 1751-0147