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Table 1 Herd-level seroprevalence of bovine brucellosis based on RBPT and c-ELISA, adjusted for sampling weights, and presence of hygroma, orchitis or epididymitis in three states of northern Nigeria

From: A large seroprevalence survey of brucellosis in cattle herds under diverse production systems in northern Nigeria

State

n

RBPT pos. (%)

c-ELISA pos. (%)

95% CI

Hygroma (%#)

Orchitis/ Epididymitis (%#)

Adamawa

100

89 (88.0)

84 (82.3)

66.8 - 91.5

54 (64.3)

12 (14.3)

Kaduna

105

78 (74.8)

75 (72.0)

58.6 - 82.4

2 (2.7)

12 (16.0)

Kano

66

58 (89.6)

51 (78.5)

61.2 - 89.4

7 (13.7)

7 (13.7)

Overall

271

225 (84.9)

210 (77.5)

68.6 - 84.5

63 (30.0)

31 (14.8)

  1. Key:
  2. n: Sample size.
  3. c-ELISA: Competitive enzyme-linked immunosorbent assay.
  4. RBPT: Rose-Bengal plate-agglutination test.
  5. CI: Confidence Interval.
  6. # Percentage of c-ELISA-positive herds showing hygroma, orchitis or epididymitis.