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Table 1 Occurrence of lesions due to VM in terms of intensity of lesions and comparison between groups A and B

From: Characterization of minimal lesions related to the presence of visna/maedi virus in the mammary gland and milk of dairy sheep

Grade of lesions Group A (%) Group B (%) Total (%)
Minimal (+) 15 (34.1) 11 (31.4) 26 (32.9)
Moderate (++) 18 (40.9) 14 (40) 32 (40.5)
Severe (+++) 7 (15.9) 5 (14.3) 12 (15.2)
None (−) 4 (9.1) 5 (14.3) 9 (11.4)
Total 44   35   79