As with the previous years,
upper respiratory tract infections classified as "
influenza and
influenza-like illness" were the most prevalent with a total number cases amounting to 3,164,405 (8,218.7/100,000). Compared to 1,460,037 (3,789.0/100,000) cases registered in 2012 and the median of 2007-2011, it was an increase of incidence by 116.9% and 469.5%, respectively. In 2013, a decreasing tendency of incidence of bacterial intestinal
infections was sustained. Out of
bacterial infections, those caused by coccobacilli of Salmonella spp. were still predominant. In 2013, a total of 7 578 (19.7/100,000) such cases were reported. Compared to 2012 and the median of 2007-2011, it was a decrease of incidence by 10.0% and 21.9%, respectively. A total of 42 699 (110.9/100,000) viral intestinal
infections were reported. In this group, the most common were
infections caused by rotaviruses--23,529 (61.1/100,000). Having referred to 2012, incidence decreased by ca 0.6%, while in comparison with the median of 2007-2011, it was an increase by 5.5%. Compared to 2012, an incidence of diarrhoea of unspecified origin in children under 2 years old increased by 28.4%. In 2013, a total of 2,183
pertussis cases (5.7/100,000) were registered, which compared to the previous year indicated a decrease of incidence by 53%. In 2013, a decrease of
mumps incidence by 12.3% was noted. Compared to the previous year, there was more than 5-fold increase of
rubella incidence. In 2012, the number of
rubella cases was 6,263 (16.3/100,000), while in 2013--38,548 (100.1/100,000). Considerable increase in the number of
rubella cases resulted from compensatory epidemic which affected mainly boys who were not inoculated with
MMR vaccine. In 2013, there were 2 cases of congenital
rubella. A total of 84 cases (0.22/100,000) of
measles were reported. In 2013, the number of invasive disease cases caused by H. influenzae was 25 (0.06/100,000). Compared to 2012 and the median of 2007-2011, incidence decreased by 30.5% and 19.3%, respectively. The number of
infections of Streptococcus pneumoniae etiology in 2013 amounted to 540. Compared to 2012 and the median of 2007-2011, there was an increase by 22.5% and 95.3%, respectively. Having considered the data of 2012, the number of
sepsis cases caused by this pathogen increased by 32.9%. Compared to 2012,
tuberculosis incidence in 2013 in total (all
tuberculosis manifestations) decreased from 19.6/100,000 to 18.8, while respiratory
tuberculosis from 18.2 to 17.8/100,000. In 2013, a total of 1,097
HIV infections (2.85/100,000) were reported. Compared to the previous year, incidence did not change. In total, 36
malaria cases were notified who were infected abroad while visiting
malaria endemic areas.