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Table 3 Description of SARI patients testing positive for influenza by country, season and age group (<15, 15+)

From: Surveillance for severe acute respiratory infections (SARI) in hospitals in the WHO European region - an exploratory analysis of risk factors for a severe outcome in influenza-positive SARI cases

 

Country and season

Samples tested

Samples positive (%)

Influenza A

Influenza A(H1N1) pdm09

Influenza A(H3N2)

Influenza A (not sub- typed)

Influenza B

Fatal cases (%)

Albania

2009-2010

58

58 (100%)

58

55

3

0

0

13/58 (22.4%)

 

<15 years

12

12 (100%)

12

11

1

-

-

0/12 (0%)

 

15+ years

46

46 (100%)

46

44

2

-

-

13/46 (28.3%)

 

2010-2011

44

10 (22.7%)

10

8

2

0

0

0/10 (0%)

 

<15 years

12

2 (16.7%)

2

2

0

-

-

-

 

15+ years

32

8 (25%)

8

6

2

-

-

-

Armenia

2010-2011

140

22 (15.7%)

17 a

9

0

-

5

1/22 (4.5%)

 

<15 years

109

8 (7.3%)

5a

0

0

-

3

1/8 (12.5%)

 

15+ years

31

14 (45.2%)

12a

9

0

-

2

0/22 (0%)

 

2011-2012

48

1 (2.1%)

1

0

1

-

0

0/1

 

<15 years

39

0 (0%)

0

-

0

-

0

-

 

15+ years

9

1 (11.1%)

1

-

1

-

0

0/1

Belarus

2010-2011

380

35 (9.2%)

24

24

-

-

11

Na

 

<15 years

105

10 (9.5%)

7

7

-

-

3

 
 

15+ years

275

25 (9.1%)

17

17

-

-

8

 
 

2011-2012

635

16 (2.5%)

16

1

15

-

0

Na

 

<15 years

306

8 (2.6%)

8

1

7

-

-

 
 

15+ years

329

8 (2.3%)

8

0

8

-

-

 

Georgia

2008-2009

196

46 (23.5%)

42

39

3

0

4

0/46 (0%)

 

<15 years

163

33 (20.2%)

29

26

3

-

4

0/33 (0%)

 

15+ years

33

13 (39.4%)

13

13

0

-

0

0/13 (0%)

 

2009-2010

1526

531 (34.8%)

499

484

11

4

32

31/531 (5.8%)

 

<15 years

1051

327 (31%)

296

281

11

4

31

7/327 (2.1%)

 

15+ years

475

204 (2.3%)

203

203

0

0

1

24/204 (11.8%)

 

2010-2011

375

282 (75.2%)

146

143

1

2

136

53/282 (18.8%)

 

<15 years

196

150 (76.5%)

63

62

1

0

87

3/150 (2.0%)

 

15+ years

179

132 (73.7%)

83

81

0

2

49

50/132 (37.9%)

 

2011-2012

21

10 (47.6%)

10

5

5

0

0

7/10 (70%)

 

<15 years

6

4 (66.7%)

4

4

0

-

-

1/4 (25%)

 

15+ years

15

6 (40%)

6

1

5

-

-

6/6 (100%)

Kazakhstan

2011-2012

791

186 a (23.5%)

171 a

54

100

2

10

0/38*

 

<15 years

509

95a (18.7%)

90a

23

59

-

2

0/21*

 

15+ years

282

91a (32.3%)

81a

31

41

2

8

0/17*

Kyrgyzstan

2010-2011

43

19 (44.2%)

19

10

9

-

-

Na

 

<15 years

13

13 (100%)

13

5

8

   
 

15+ years

30

6 (20%)

6

5

1

   

Romania

2009-2010

211

66 (31.3%)

66

66

0

-

0

11/66 (16.7%)

 

<15 years

75

13 (17.3%)

13

13

0

-

-

2/13 (15.4%)

 

15+ years

136

53 (39%)

53

53

0

-

-

9/53 (17%)

 

2010-2011

422

165 (39.1%)

84

83

1

-

81

21/165 (12.7%)

 

<15 years

203

69 (34%)

18

18

0

-

51

0/69 (0%)

 

15+ years

219

96 (43.8%)

66

65

1

-

30

21/96 (21.9%)

 

2011-2012

281

69 (24.6%)

68

0

68

-

1

1/69 (1.4%)

 

<15 years

173

31 (17.9%)

31

0

31

-

0

1/31 (3.2%)

 

15+ years

108

38 (35.2%)

37

0

37

-

1

0/38 (0%)

Rus. Fed.

2010-2011

1293

274 (21.2%)

203 a

178

22

-

71

Na

 

<15 years

834

103 (12.4%)

73a

62

10

-

30

 
 

15+ years

459

171 (37.3%)

130a

116

12

-

41

 
 

2011-2012

1486

153 a (10.3%)

128

8

120

-

23

Na

 

<15 years

884

49 (5.5%)

42

2

40

-

7

 
 

15+ years

602

104a (17.3%)

86

6

80

-

16

 

Ukraine

2009-2010

2149

731 (34%)

672

666

0

6

59

10/730 (1.4%)

 

<15 years

954

248 (26.0%)

231

229

0

2

17

0/247 (0%)

 

15+ years

1195

483 (40.4%)

441

437

-

4

42

10/483 (2.1%)

 

2010-2011

2046

490 (23.9%)

219 a

200

5

13

271

0/489 (0%)

 

<15 years

1134

208 (18.3%)

105

101

1

3

103

0/208

 

15+ years

912

282 (30.9%)

114a

99

4

10

168

0/281

 

2011-2012

413

188 a (45.5%)

179 a

0

171

1

6

Na

 

<15 years

251

107a (42.6%)

102a

0

94

0

2

 
 

15+ years

162

81 (50%)

77

0

77

0

4

 
  1. Na: not available; *Incomplete data; aThe influenza (sub)type information were not available for all influenza-positive SARI patients.
  2. Note: for the countries Albania, Belarus, Georgia and Ukraine the total number of samples tested and/or tested positive are slightly lower compared to the data presented in the Supplement, this is due to the selection and availability of the influenza type and subtype data, and season/age group information.