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Table 4 Distribution of 325 of the 471 ewes with unilateral clinical mastitis by causal organism and the systemic signsa.

From: Clinical mastitis in ewes; bacteriology, epidemiology and clinical features

Pathogen

1

No. (%)

2

No. (%)

3

No. (%)

4

No. (%)

Total

All

51 (15.7)

115 (35.4)

119 (36.6)

40 (12.3)

325

S. aureus

30 (13.5)

77 (34.5)

89 (39.9)

27 (12.1)

223

Enterobacteria

2 (7.7)

9 (34.6)

11 (42.3)

4 (15.4)

26

No growth

11 (34.4)

12 (37.5)

4 (12.5)

5 (15.6)

32

  1. a1 = no systemic signs, 2 = weak systemic signs, 3 = moderate systemic signs, 4 = severe systemic signs.