| [meningitis and encephalitis in 1997]. | in 1997, 4,409 cases of meningitis and 632 cases of encephalitis were reported in poland. meningitis incidence rate was 11.4 per 100,000, and was 3-times lower than in 1996. the etiology of meningitis cases was as follows: 2,713 (61.5%) were due to viral agents (echo 30 dominated), 1,351 (30.7%) were caused by bacterial agents: 144 meningococcal (3.3%) and 1,207 other bacterial. the bacterial etiology was following: 33.2% were due to streptococcus pneumoniae, 27.6% were cased by haemophilus infl ... | 1999 | 10402851 |
| [meningitis and encephalitis in 1998]. | in 1998--3,024 cases of meningitis and 581 cases of encephalitis were reported. it was 1,436 cases less then in 1997. a significant decrease of enteroviral meningitidis was observed and strains of echo30 was not dominant, it was cox b5. among bacterial factors the most common was n. meningitidis. 131 sporadic cases of meningitis caused by this bacteria were reported with serotype b dominating (96%). there were 103 cases of bacterial meningitis caused by s. pneumoniae and 101 cases caused by h. i ... | 2000 | 11076148 |