Table 1

Number of cases, mean annual incidence per 100,000 and respective 95% confidence intervals (CI) for CCHF in Bulgaria between 1997 and 2009 by district
N° cases Incidence 95%CI
BRG – Burgas 71 0.59 (0.47; 0.74)
GSO – Sofia city 1 0.02 (0.00; 0.18)
HKS – Haskovo 25 0.21 (0.14; 0.30)
LVC – Lovech 3 0.02 (0.01;0.05)
MKH – Mikhaylovgrad 0
PLD – Plovdiv 25 0.14 (0.07; 0.17)
RZG – Razgrad 0
SOF – larger Sofia area 12 0.04 (0.02; 0.07)
VAR – Varna 22 0.16 (0.11; 0.25)
West (GSO, SOF, PLD) 38 0.08 (0.05; 0.10)
East (BRG, HKS, VAR) 118 0.31 (0.26; 0.37)
Other areas (LVC, MKH, RZG) 3 0.01 (0.00; 0.03)
Total 159 0.13 (0.11; 0.15)

Vescio et al.

Vescio et al. BMC Public Health 2012 12:1116   doi:10.1186/1471-2458-12-1116

Open Data