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Table 1 Comparison of farms with and without bovine babesiosis

From: Changing incidence of bovine babesiosis in Ireland

Farm characteristics (number of responses) (n = 721) Farms with clinical cases Farms without clinical cases Statistical significance
Herd size    
1-99 cattle 8 (24.2%) 91(13.2%) n.s. (χ2 = 6.19; df = 3; p = 0.1)
100-199 cattle 11 (33.3%) 312 (45.3%)
200-299 cattle 4 (12.1%) 141 (20.5%)
≥ 300 cattle 10 (30.3%) 144 (21.0%)  
Number of bought-in animals over the last 12 months 1.75 animals/farm 5.5 animals/farm n.s. (W = 242521.5; p = 0.08)
Former Rural Environmental Protection Scheme (REPS) participant (n = 713) 25 (75.8%) 366 (53.8%) p < 0.05 (χ2 = 6.11; df = 1)
Presence of a habitat under special environmental protection (SAC, SPA, NHA) (n = 625) 6 (22%) 74 (12.4%) n.s. (χ2 = 2.2; df = 1; p = 0.1)
Presence of deer on the farm (n = 714)    
Deer observed    
- Very often to occasionally (weekly, monthly, every couple of months) 4 (12.1%) 96 (14.1%) n.s. (χ2 = 0.16; df = 2; p > 0.25)
- Once/twice a year 5 (15.2%) 111 (16.3%)
- Never 24 (72.3%) 474 (69.6%)