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Table 1 Association between CpHV-1 seropositivity and potential host-level risk factors as estimated by univariate analysis for caprine herpesvirus-1 infection in Piedmont (Italy). N = 4542 (PR = prevalence ratio)

From: A cross-sectional study to identify a set of risk factors for caprine herpesvirus 1 infection

Risk factor

Exposure level

No. of tested animals

No. of positive animals

Prevalence (%)

PR (95% CI)

P-values

Sex

Female

3762

581

15.4

Referent

 

Male

244

35

14.3

0.93 (0.66–1.3)

0.671

Breed

Saanen

629

9

1.4

Referent

 

Chamoisee

784

45

5.7

4.0 (2.0–8.2)

0.000

Alpine

629

88

14.0

9.8 (4.9–19.4)

0.000

All others

1901

466

24.5

17.1 (8.9–33.1)

0.000

Age*

1. (2–16 months)

914

47

5.1

Referent

 

2. (17–31 months)

913

80

8.8

1.7 (1.2–2.4)

0.004

3. (32–56 months)

916

196

21.4

4.2 (3.0–5.7)

0.000

4 (> 56 months)

917

265

28.9

5.6 (4.1–7.7)

0.000

  1. *extension of the Wilcoxon rank-sum test for the age variable = 15.5, P value = 0.000