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Table 1 Characteristics of patients (n = 1,585) included as suspect tick-borne encephalitis cases, Poland, March 2009-April 2010

From: New endemic foci of tick-borne encephalitis (TBE) identified in districts where testing for TBE was not available before 2009 in Poland

Characteristic   Number of patients %
Age (years) 0-9 136 8.6
10-19 325 20.5
20-29 305 19.2
30-39 222 14.0
40-49 184 11.6
50-59 193 12.2
60+ 220 13.9
Sex Male 841 53.1
Female 744 46.9
Residence type Rural 712 45.0
Urban 869 55.0
Month of onset January 57 3.6
February 79 5.0
March* 89 5.6
April* 82 5.2
May 66 4.2
June 133 8.4
July 309 19.5
August 273 17.2
September 212 13.4
October 138 8.7
November 85 5.4
December 62 3.9
  1. * Summed cases reported in March-April 2009 and March-April 2010.