Table 2. Main characteristics of reported cases of tick-borne encephalitis, European Union and European Economic Area countries, 2012−2016 (n = 12,500).

Characteristics	Number of cases	Percent	Notification rate per 100,000 persons
Total	12,500	100	0.54
Age group (years)
< 20	1,402	11.2	0.29
20–29	1,257	10.1	0.44
30–39	1,575	12.6	0.50
40–49	2,200	17.6	0.65
50–59	2,474	19.8	0.77
60–69	2,108	16.9	0.80
70–79	1,183	9.5	0.63
≥ 80	271	2.2	0.23
Unknown	30	NA	NA
Sex
Female	5,118	40.9	0.43
Male	7,381	59.1	0.65
Unknown	1	NA	NA
Importation status
Imported	156	1.3	NA
Locally-acquired	11,507	98.7	NA
Unknown	837	NA	NA
Hospitalisation
Yes	7,672	94.9	NA
No	409	5.1	NA
Unknown	4,419	NA	NA
Outcome
Alive	9,594	97.0	NA
Dead	48	0.5	NA
Neurological complications	247	2.5	NA
Unknown	2,611	NA	NA
Vaccination status
Four doses	24	0.5	NA
Three doses	36	0.7	NA
Two doses	27	0.5
One dose	33	0.6	NA
Vaccinated unknown doses	19	0.4	NA
Not vaccinated	5,066	97.3	NA
Unknown	7,295	NA	NA

NA: not available.