Salmonellosis in Poland in2011 - Epidemiological Review

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- National Institute of Hygiene in Warsaw

ABSTRACT

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compared with previous years.

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sanitary-epidemiological stations to the Department of Epidemiology and also on the data from the Department

for Demographic Research, Central Statistical Office. For the purpose of surveillance disease were classified in

accordance with the current case definition.

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indicating a continuing downward trend in incidence of salmonellosis in Poland. Maintains a high percentage of

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ZHUHUHSRUWHGRXWEUHDNVFDXVHGE\SalmonellaLQZKLFKSHRSOHIHOOLOO7KH\ZHUHPRVWO\VPDOOIDP-LO\RXWEUHDNV6WLOOWKHPRVWFRPPRQHWLRORJLFIDFWRULQ3RODQGLV6(QWHULWLGLV,QIUDFWLRQRISalmonella

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highest and reached 45%.

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testifies to the recognition and reporting mostly the more severe cases. This means that reporting of salmonellosis

in Poland is largely under-diagnosed and underreported. The fact that increasing the percentage of Salmonella

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.H\ZRUGV: salmonellosis infections, digestive, intestinal salmonellosis, salmonellosis parenteral, epidemiology,

Poland, 2011

$PRQJWKHEDFWHULDOGLVHDVHVSUHVHQWHGZLWKJDVWUR-enteritis salmonellosis is still most frequently reported

infection in Poland. Salmonella infections can occur

in the form of intestinal or parenteral one. Both forms

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recording in Poland. The purpose of the study is to

as-sess the epidemiological situation of salmonellosis in

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MATERIALS AND METHODS

The analysis of the epidemiological situation of

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from the annual newsletter “Infectious diseases and

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demiological investigations form foci and information

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on the definition of the European Commission, and

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surveillance. Definitions used in routine surveillance

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http://www.pzh.gov.pl/

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.

RESULTS

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cases of zoonotic salmonellosis in Poland was

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DFRQWLQXLQJGRZQZDUGWUHQGLQWKHQXPEHURIUHJLV-tered cases of salmonellosis in the country. Compared

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especially apparent when compared to the percentage

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Year

Intestinal salmonellosis 1) _{Extraintestinal salmonellosis} _Total No. of

cases

Incidence

rate % hosp.

No. of

cases Incidence rate % hosp.

No. of cases Incidence rate % hosp. No. of death 3) 1990 43,6 55,5 44,9 16 1991 31 144 46,4 54,9 136,3 64,0 49,5 45,6 50,0 109,6 1993 50,0 11 934 31,0 31 154 6 1994 94,1 94,0 36 344 94,3 5 1995 64 30 093 3 1996 54 0,14 59,9 49 0,13 93,9 60,0 3 69,0 64 95,3 3 1999 60,5 55 0,14 60,6 64,9 93,1 59,0 65,0 6 93 51,5 5 113 0,30 54,1 16 496 90,1 43,5 6 41,4 140 6 41,4 191 0,50 91,1 16 006 41,9 34,6 0,40 35,0 4 30,3 136 0,36 93,4 1 130 0,34 6 69,3 0,31 69,6 6 9 549 4 69,4 161 69,9 3

1) change in registration: until 1993 only food poisoning, since 1994, food poisoning and other gastrointestinal infections FKDQJHLQUHJLVWUDWLRQXSWRRWKHUVDOPRQHOORVLVWKDQIRRGSRLVRQLQJVLQFHRQO\H[WUDLQWHQVWLQDOLQIHFWLRQV 3) medians 'DWDVRXUFHV,QIHFWLRXVGLVHDVHVDQGSRLVRQLQJVLQ3RODQG1,=33=+0=L26*,6:DUVDZ$QQXDO5HSRUWV 7DEOH,, 6DOPRQHOORVLVLQ3RODQGLQ1XPEHURIFDVHV DQGSHUFHQWDJHE\FDVHGHILQLWLRQDQGSURYLQFH Province Cases of salmonellosis Total FRQ¿UPHG SUREDEOH

num-EHU % num-EHU % num-EHU % POLSKA 413 95,3 100,0 1. 'ROQRĞOąVNLH 5,5 94,5 310 100,0 Kujawsko-pomorskie 6,9 511 93,1 549 100,0 3. /XEHOVNLH 5,5 551 94,5 100,0 4. /XEXVNLH 0 0,0 135 100,0 135 100,0 5. àyG]NLH 4,9 505 95,1 531 100,0 6. 0DáRSROVNLH 10 1,3 100,0 Mazowieckie 95,3 100,0 Opolskie 1 135 99,3 136 100,0 9. Podkarpackie 540 100,0 10. Podlaskie 0 0,0 100,0 100,0 11. Pomorskie 93,0 100,0 ĝOąVNLH 14 619 633 100,0 13.ĝZLĊWRNU]\VNLH 4 1,9 100,0 14. :DUPLĔVNR mazurskie 100,0 15. Wielkopolskie 93,3 100,0 16. Zachodniopomorskie 5,3 100,0 Data sources: Annual reports on cases of infectious diseases and poisonings in Poland (MZ-56)

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Salmonellosis in Poland in 2011

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are done mainly for people who require hospitalization

and rare ordering

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physicians in a patient with gastroenteritis.

As in previous years, the disease occurred

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Over 95% of all registered cases of salmonellosis met

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Salmonellosis - total Extraintestinal salmonellosis (median) (mediany) No. of cases Incidence rate No. of cases Incidence rate No. of cases Incidence rate No. of cases Incidence rate No. of cases Incidence rate No. of cases Incidence rate POLSKA 136 0,36 161 1. 'ROQRĞOąVNLH 19,0 360 310 10,6 6 5 Kujawsko-_pomorskie 30,1 549 15 9 0,43 15 3. /XEHOVNLH 950 3 0,14 0 0,00 6 4. /XEXVNLH 19,9 135 6 0,59 13 5. àyG]NLH 531 5 14 0,55 6 6. 0DáRSROVNLH 31,3 9 10 0,30 Mazowieckie 34,3 35,9 0,33 0,44 0,46 Opolskie 154 15,0 136 13,4 4 3 4 0,39 9. Podkarpackie 9 0,43 0,33 0,33 10. Podlaskie 40,4 464 39,0 5 6 0,50 5 11. Pomorskie 14 0,63 9 0,40 1,01 ĝOąVNLH 633 0,43 33 13. ĝZLĊWRNU]\VNLH 346 5 0,39 1 5 0,39 14. :DUPLĔVNR mazurskie 536 40,0 3 0,49 6 0,41 15. Wielkopolskie 19 0,56 0,53 16. Zachodniopomor-_skie 0,41 9 0,53 'DWDVRXUFHV,QIHFWLRXVGLVHDVHVDQGSRLVRQLQJVLQ3RODQG1,=33=+0=L26*,6:DUVDZ$QQXDO5HSRUWV 7DEOH,96DOPRQHOORVLVLQ3RODQGLQ1XPEHURIFDVHVLQFLGHQFHSHUSRSXODWLRQDQGSHUFHQWDJHRI FDVHVE\DJH Age group

Salmonellosis - total Extraintestinal salmonellosis

(median) (median) N o. of ca se s Inc ide nc e ra te N o. of ca se s Inc ide nc e ra te % N o. of ca se s Inc ide nc e ra te % N o. of ca se s Inc ide nc e ra te N o. of ca se s Inc ide nc e ra te % N o. of ca se s Inc ide nc e ra te % Total 100,0 100,0 136 0,36 100,0 161 100,0 0 1 143 303,4 9,5 9 15 3,59 1 11,9 1 003 11,4 3 1,6 1,65 4,3 190,4 9,3 3 5 3 0,69 1,9 3 643 169,3 6,6 1 1 0,5 1 0,6 4 149,3 5,4 540 6,1 1 0,54 1,1 0,51 0 - 4 4 111 19 1,06 1,31 15,5 5 - 9 64,4 66,5 3 4 6 0,33 10-19 16,4 1 5 0,11 5 3,1 14,0 11,0 551 9,1 6,3 5 0,13 4,4 6 0,10 30-39 13,3 6,0 464 5,3 0,14 10 5,5 9 0,15 5,6 40-49 9,3 4,6 4,3 9 6,6 50-59 16,0 9,5 6,3 0,50 0,50 0,50 60 + 13,1 1 091 64 0,94 69 0,90 'DWDVRXUFHV,QIHFWLRXVGLVHDVHVDQGSRLVRQLQJVLQ3RODQG1,=33=+0=L26*,6:DUVDZ$QQXDO5HSRUWV

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zoonotic salmonellosis (at least 5% compared to the

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there was a significant increase in the incidence of which

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As in previous years, most of the cases of

unspeci-fied salmonellosis were children under the age of five,

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salmonellosis was usually diagnosed in children under

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(children age 0-14) province district

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5 (1) Enteritidis Resort pomorskie pucki 2FWREHU

11 (6) Enteritidis School podkarpackie GĊELFNL 2FWREHU

40 (9) Enteritidis Weeding House podkarpackie GĊELFNL 2FWREHU

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36 (6) 13 (4) Enteritidis Weeding House áyG]NLH ]GXĔVNRZROVNL August 31 (30) 0 (0) Enteritidis Kindergarten mazowieckie Warszawa April

31 (31) 1 (1) Enteritidis Kindergarten mazowieckie Warszawa May

31 (4) 5 (0) Enteritidis Restaurant ĞOąVNLH 5\EQLN August

30 (10) 10 (3) Enteritidis House OXEHOVNLH UDG]\ĔVNL June

7DEOH9,6DOPRQHOORVLVLQ3RODQGLQ1XPEHURIFDVHVE\VHURW\SHDQGSURYLQFH Serotype of Salmonella Poland Province ' RO QRĞ Oą VNL H K u ja w sko-p om ors ki e /XEH OV NL H /XEXV NL H àyG] NL H 0 Dá RSRO VNL H M az ow ie cki e O p ol ski e P odka rp ac ki e P odl as ki e P om ors ki e ĝO ąV NL H ĝZ LĊ WRNU] \V NL H : DUP LĔV NR m az urs ki e W ie lko p ol ski e Z ac hodni o p o -m ors ki e Total 310 549 135 136 633 Enteritidis 439 113 360 1 411 101 344 413 150 544 Typhimurium 561 19 33 9 114 13 31 30 10 36 39 19 Infantis 99 5 4 6 15 11 6 10 14 1 3 3 3 0EDQGDND 343 - - - - 4 4 1 - - 55 - - - 1 Virchow 1 3 6 4 6 19 - 10 4 - 4 9 1 Agona 35 15 - - - 1 5 3 - - - - 1 - - 1 'HUE\ 14 15 1 1 - 1 - 1 3 - - 4 - - - 1 1 Hadar 15 - 1 - - - - 9 - 1 - 1 - - 1 -Newport 16 15 1 - 1 - - - 1 - - - 3 3 -Saintpaul - - 3 - 1 1 1 1 - 1 1 - 1 - -Kentucky 14 9 - 1 - - - 1 - - - 1 -Schleissheim 9 - - - 3 - 1 3 - - - 1 - - -$ERQ\ 4 - - - - 1 - 1 - 5 - - - -Indiana 4 - - 1 - - - 3 - - - 1 - - - -Chester 5 6 - - 1 - 1 1 - - - 1 -Other 110 - 5 6 3 - 1 9 5 3 5 3 1 4 3 not determined 1 115 60 - 19 3 301 96 34 16 11 7KHGLIIHUHQFHRIRQHLQUHODWLRQWRWKHQXPEHURIUHJLVWHUHGFDVHVLQĝOąVNLHSURYLQFHWZRVHURW\SHV6W\SKLPXULXPL6LQIDQWLV ZHUHLVRODWHGIURP\HDUROGFKLOG 'DWDVRXUFHV$QQXDOUHSRUWVRQVDOPRQHOORVLVFDVHVE\DQHWLRORJLFDODJHQWDQGDJHVHQWWRWKH'HSDUWPHQWRI(SLGHPLRORJ\1,3+ 1,+E\WKHSURYLQFLRQDOVDQLWDU\HSLGHPLRORJLFDOVWDWLRQ

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Salmonellosis in Poland in 2011

No 3

According to

data of CSO (Central Statistics

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the primary cause of death was salmonellosis.

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all registered cases of intestinal salmonellosis. They were

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In the five more than 50 patients were ill, including

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S. Typhimurim was found in four, in two S. Infantis

and in one S.

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FDXVHGVLPXOWDQHRXVO\E\WZRSalmonella serotypes – in

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and in the another one S. Typhimurimi and S

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IRXURXWEUHDNVSalmonella serotype was not identified.

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infected with zoonotic Salmonella

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the article “Food poisoning and infection” (pp.1-10).

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causing disease in all regions of Poland the most

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diseases, remains S.

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Ty-phimurium, which still ranks second among serotypes,

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and S

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was reported more than two times less cases caused

E\S. Virchow.

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Salmonella

Total Age group

OLF]ED % 0 1 3 4 0-4 5-9 10-19 30-39 40-49 50-59 60 + Total 100,0 1 003 540 551 464 1 091 Enteritidis 595 440 991 561 441 304 Typhimurium 5,5 55 69 51 54 13 34 Infantis 99 1,1 10 4 6 1 4 6 5 4 4 0EDQGDND 1,0 16 3 50 1 5 5 3 3 Virchow 16 3 1 1 3 4 6 5 6 19 Agona 15 - - 1 5 1 - 1 1 1 4 'HUE\ 15 1 1 - - - 1 1 - 1 3 5 Hadar 15 1 1 1 - - 3 - - 3 - 5 Newport 15 4 4 1 - 1 10 - - - 1 4 Saintpaul 0,1 1 3 1 - - 5 - 3 - - - Kentucky 9 0,1 - - - - - - 1 - 1 1 4 Schleissheim 0,1 4 1 - - - 5 - 1 - - - 1 1 $ERQ\ 0,1 3 1 - - - 4 - 1 1 - - - 1 Indiana 0,1 1 1 - - 4 - - - - 1 1 1 Chester 6 0,1 - - 1 - 3 - - 1 - - 1 1 other 14 5 - - 1 4 3 4 14 not determined 1 115 90 119 101 150 53 40 145 'DWDVRXUFHV$QQXDOUHSRUWVRQVDOPRQHOORVLVFDVHVE\DQHWLRORJLFDODJHQWDQGDJHVHQWWRWKH'HSDUWPHQWRI(SLGHPLRORJ\1,3+ 1,+E\WKHSURYLQFLRQDOVDQLWDU\HSLGHPLRORJLFDOVWDWLRQ 7DEOH9,,,6DOPRQHOORVLVLQ3RODQGLQ5HVXOWVRIEDFWHULRORJLFDOH[DPLQDWLRQVRIGLIIHUHQWJURXSVRISHUVRQVFDVHV convalescents, carriers, contacts, food staff and others

Tested groups 1XPEHURIWHVWHG people

1XPEHURISHRSOHSRVLWLYHIRUSalmonella

Total (%) S. Typhi S. Paratyphi other Salm. Shigella

Cases - - -Convalescents - - -Carriers 3 -Contacts 9,0 - - -Professionals 1 130 0,3 1 1 -other 19 0,1 - - 19 -'DWDVRXUFHV$QQXDOUHSRUWVRQUHVXOWVRIODERUDWRU\WHVWVIRU6DOPRQHOODDQG6KLJHOODVHQWWRWKH'HSDUWPHQWRI%DFWHULRORJ\1,3+ 1,+E\SURYLQFLRQDOVDQLWDU\HSLGHPLRORJLFDOVWDWLRQ

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No 3

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not specify Salmonella serotype –

increased

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45% of the isolates of serotype was not identified

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tested for Salmonella,ZDVXQFKDQJHGVLQFHZKLOH

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a positive test result was 0.3% and was lower than in

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SUMMARY AND CONCLUSIONS

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WUHQGLQWKHQXPEHURIUHJLVWHUHGFDVHVRIVDOPRQHO-losis maintains in the country.

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Salmonella cases.

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percentage of respondents with a positive result was

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diagnosed and reported mainly more severe cases

of salmonellosis, which require hospital treatment.

This fact suggests that of salmonellosis in Poland

are largely under-diagnosed and under registered.

5HFHLYHG $FFHSWHGIRUSXEOLFDWLRQ $GGUHVVIRUFRUUHVSRQGHQFH: Dr. Margaret Sadkowska-Todys Department of Epidemiology 1DWLRQDO,QVWLWXWHRI3XEOLF+HDOWK1DWLRQDO,QVWLWXWHRI Hygiene &KRFLPVND6WUHHW:DUVDZ3RODQG 7HO E-mail:mtodys@pzh.gov.pl

Salmonellosis in Poland in2011 - Epidemiological Review

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- National Institute of Hygiene in Warsaw

ABSTRACT

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compared with previous years.

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sanitary-epidemiological stations to the Department of Epidemiology and also on the data from the Department

for Demographic Research, Central Statistical Office. For the purpose of surveillance disease were classified in

accordance with the current case definition.

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indicating a continuing downward trend in incidence of salmonellosis in Poland. Maintains a high percentage of

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ZHUHUHSRUWHGRXWEUHDNVFDXVHGE\SalmonellaLQZKLFKSHRSOHIHOOLOO7KH\ZHUHPRVWO\VPDOOIDP-LO\RXWEUHDNV6WLOOWKHPRVWFRPPRQHWLRORJLFIDFWRULQ3RODQGLV6(QWHULWLGLV,QIUDFWLRQRISalmonella

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highest and reached 45%.

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testifies to the recognition and reporting mostly the more severe cases. This means that reporting of salmonellosis

in Poland is largely under-diagnosed and underreported. The fact that increasing the percentage of Salmonella

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.H\ZRUGV: salmonellosis infections, digestive, intestinal salmonellosis, salmonellosis parenteral, epidemiology,

Poland, 2011

$PRQJWKHEDFWHULDOGLVHDVHVSUHVHQWHGZLWKJDVWUR-enteritis salmonellosis is still most frequently reported

infection in Poland. Salmonella infections can occur

in the form of intestinal or parenteral one. Both forms

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recording in Poland. The purpose of the study is to

as-sess the epidemiological situation of salmonellosis in

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MATERIALS AND METHODS

The analysis of the epidemiological situation of

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from the annual newsletter “Infectious diseases and

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on the definition of the European Commission, and

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surveillance. Definitions used in routine surveillance

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RESULTS

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cases of zoonotic salmonellosis in Poland was

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especially apparent when compared to the percentage

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469

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are done mainly for people who require hospitalization

and rare ordering

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physicians in a patient with gastroenteritis.

As in previous years, the disease occurred

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