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Table 1 Observed Annual Mean Number and Percentage of Total All-Cause Gastroenteritis of In-Patient Discharges by Pathogen Category in primary diagnostic position (15 European countries), 2004–2015

From: Model estimates of hospitalization discharge rates for norovirus gastroenteritis in Europe, 2004–2015

  Annual mean number and percentage of gastroenteritis discharges by pathogen category
Country Norovirusa Rotavirusb Clostridium difficilec Parasiticd Other bacteriale Other viralf Cause unspecified/NOSg All-cause gastroenteritis
Austria 572 (1.6%) 1651 (4.6%) 1015 (2.9%) 35 (0.1%) 1560 (4.4%) 261 (0.7%) 30,464 (85.7%) 35,557 (100%)
Cyprus 0 (0.0%) 0 (0.0%) 0 (0.0%) 2 (0.2%) 27 (2.7%) 0 (0.0%) 953 (97.1%) 982 (100%)
Denmark 116 (1.0%) 186 (1.6%) 773 (6.5%) 30 (0.2%) 388 (3.2%) 18 (0.1%) 10,460 (87.4%) 11,971 (100%)
England 562 (0.7%) 1582 (1.9%) 6005 (7.3%) 191 (0.2%) 3463 (4.2%) 83 (0.1%) 70,731 (85.6%) 82,618 (100%)
Finland 55 (0.4%) 505 (3.9%) 1567 (12.1%) 45 (0.3%) 386 (3.0%) 91 (0.7%) 10,346 (79.6%) 12,995 (100%)
Germany 22,934 (7.1%) 25,009 (7.8%) 23,096 (7.2%) 551 (0.2%) 20,921 (6.5%) 3243 (1.0%) 225,809 (70.2%) 321,564 (100%)
Hungary 2 (0.0%) 328 (4.7%) 326 (4.6%) 10 (0.1%) 575 (8.2%) 28 (0.4%) 5768 (82.0%) 7035 (100%)
Italy 81 (0.2%) 4990 (10.0%) 1557 (3.1%) 355 (0.7%) 4267 (8.5%) 622 (1.2%) 38,100 (76.2%) 49,972 (100%)
Lithuania 460 (2.7%) 3387 (19.5%) 30 (0.2%) 13 (0.1%) 2607 (15.0%) 132 (0.8%) 10,717 (61.8%) 17,347 (100%)
Malta 2 (0.1%) 4 (0.3%) 6 (0.5%) 0 (0.0%) 31 (2.5%) 0 (0.0%) 1200 (96.6%) 1243 (100%)
Poland 159 (0.2%) 16,868 (16.1%) 1939 (1.8%) 980 (0.9%) 5786 (5.5%) 1412 (1.3%) 77,862 (74.1%) 105,006 (100%)
Portugal 3 (0.0%) 581 (6.7%) 398 (4.6%) 13 (0.1%) 481 (5.6%) 50 (0.6%) 7088 (82.3%) 8614 (100%)
Romania 15 (0.0%) 2049 (3.5%) 1061 (1.8%) 1475 (2.5%) 2613 (4.5%) 131 (0.2%) 51,311 (87.5%) 58,656 (100%)
Spain 13 (0.0%) 3814 (8.7%) 1120 (2.6%) 162 (0.4%) 4941 (11.3%) 329 (0.7%) 33,476 (76.3%) 43,856 (100%)
Sweden 832 (5.8%) 523 (3.6%) 1783 (12.4%) 46 (0.3%) 1146 (7.9%) 49 (0.3%) 10,040 (69.6%) 14,419 (100%)
All 25,807 (3.5%) 61,478 (8.0%) 40,676 (5.4%) 3909 (0.5%) 49,191 (6.4%) 6450 (0.8%) 584,324 (75.5%) 771,834 (100%)
  1. NOTE. Annual mean number of discharges and percentage of total all-cause gastroenteritis per pathogen category
  2. NOS not otherwise specified
  3. aICD-10 codes A08.1; A08.11; A08.19; A08.31
  4. bICD-10 code A08.0
  5. cICD-10 code A04.7
  6. dICD-10 codes A06; A06.0; A06.1; A06.2; A06.3; A06.8; A06.9; A07
  7. eICD-10 codes A00; A01; A02; A03; A04.0; A04.1; A04.2; A04.3; A04.4; A04.5; A04.6; A05.0; A05.1; A05.2; A05.3; A05.4; A05.5
  8. fICD-10 codes A08.2; A08.32
  9. gICD-10 codes A04; A04.8; A04.9; A05; A05.8; A05.9; A08; A08.3; A08.39; A08.4; A08.5; A08.8; A09; K52.8; K52.9; R19.7