Table 1 Descriptive statistics and results of the Mann-Whitney U test of MGV calculated on the dog samples classified on the basis of histopathological lesions

No relevant findings

21

49.88 ± 18.7

41.24

26.9–93.8

47.96 ± 21.42

38.76

16.16–94.76

Glomerulosclerosis

33

47.79 ± 22.88

37.7

16.1–94.7

48,68 ± 18.67

41.36

25.47–93.08

Tubular atrophy*

11

66.8 ± 21.78

66.94

31.42–94.76

44.93 ± 18.63

37.77

16.13–93.08

Fibrosis

12

51.83 ± 27.68

44.54

20.23–94.76

47.53 ± 19.04

40.07

16.16–93.08

Glomerular atrophy

10

48.16 ± 20.94

41.16

25.69–77.35

48.29 ± 20.76

40.91

16.16–94.76

Interstitial nephritis

23

48.94 ± 22.61

44.03

20.23–94.76

47.96 ± 19.76

39.54

16.16–93.08

Glomerulonephritis

9

37.34 ± 8.75

35.52

25.69–49.36

49.83 ± 21.31

41.63

16.16–94.76

Neoplasia

5

33.05 ± 6.7

33.69

25.47–41.63

49.20 ± 20.81

44.03

16.16–94.76