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Table 3 Campylobacter spp. prevalence in ecological guilds

From: Campylobacter jejuni and Campylobacter coli in wild birds on Danish livestock farms

Guild

Winter

Summer

Number of samples

Prevalence (%)

OR (95 % CI)

Number of samples

Prevalence (%)

OR (95 % CI)

Aerial insectivorous

234

6.0

0.2 (0.1–0.3)

Foliage-gleaners

26

0.0

NAa

104

12.5

0.4 (0.2–0.7)

Insectivorous seedeaters

22

18.2

0.6 (0.2–1,7)

Open-land insectivorous

10

50.0

2.5 (0.7–8.8)

Passerine seedeaters

73

0.0

NA

28

3.6

0.1 (0.01–0.7)

Sparrows

295

13.2

1.0 (reference)

321

28.7

1.0 (reference)

Terrestrial and low fly catching feeders

50

8.0

0.6 (0.2–1.7)

39

5.1

0.1 (0.03–0.6)

Thrushes

123

53.7

7.6 (4.6–12.4)

55

80.0

9.9 (4.9–20.1)

Tit-like birds

125

1.6

0.1 (0.03–0.5)

62

1.6

0.04 (0.01–0.3)

Total

692

  

875

  
  1. The odds-ratios (OR) and 95 % confidence interval (95 % CI) from the multivariate analysis of Campylobacter spp. prevalence in ecological guilds with ≥10 birds sampled in winter and summer, with sparrows used as a reference
  2. aNot applicable due to zero positive samples