Influenza situation in the Eastern Mediterranean Region W40/2019 (from 29/09/2019 to 05/10/2019)

Source of data: EMFLU Network and FLUMART

Figure 1. Number of positive influenza cases and influenza positivity rate per week, 2018-2019

300 Number of positive influenza cases - 2018 Number of positive influenza cases - 2019 100

Percentage of positive cases (%) - 2018 Percentage of positive cases (%) - 2019 90 250 80

70 200 60

150 50

40 100

30 Percentage of positive cases (%) cases positive of Percentage

Number of positive influenza cases influenza positive of Number 20 50 10

0 0

W01 W02 W03 W04 W05 W06 W08 W09 W10 W12 W13 W14 W15 W16 W17 W19 W20 W21 W23 W24 W27 W28 W29 W32 W35 W36 W39 W40 W43 W51 W07 W11 W18 W22 W26 W37 W44 Epi week Figure 2. Percentage of circulating virus type by positive influenza cases

W40/2018 - W40/2019 Last 4 weeks

Flu A (H1N1)pdm09 Flu A (H3N2) Flu A (Not-subtyped) Flu B Flu A (H1N1)pdm09 Flu A (H3N2) Flu A (Not-subtyped) Flu B

15%

23% 31% 27%

13%

23% 23% 45%

Table 1. Type and Number of influenza viruses detected from W40/2018 to W40/2019 and during last four weeks

W40/2018-W40/2019 Last 4 weeks Virus type Number (%) Number (%) Flu A (H1N1)pdm09 7551 (31) 273 (15) Flu A (H3N2) 5613 (23) 233 (13) Flu A (Not-subtyped) 5609 (23) 815 (45) Flu B 5812 (24) 497 (27) Total 24585 1818

1/2 Figure 3. Comparison of respiratory pathogens detected from tested specimens by last 12 weeks W40/2019 Flu A (H1N1)pdm09 Flu A (H3N2) Flu A (Not-subtyped) Flu B 700

600

500

400

300

200

100 Number of positive influenza cases influenzapositive of Number

0 2018 2019 2018 2019 2018 2019 2018 2019 2018 2019 2018 2019 2018 2019 2018 2019 2018 2019 2018 2019 2018 2019 2018 2019 W29 W30 W31 W32 W33 W34 W35 W36 W37 W38 W39 W40

Figure. 4 Age group distribution of influenza cases by virus type in the EMR from W40/2018 to W40/2019

Flu A (H1N1)pdm09 Flu A (H3N2) Flu A (Not-subtyped) Flu B 2000 1800 1600 1400 1200 1000 800 600 400

Number of positive influenza cases influenza positive of Number 200 0 Less than 2 3 to 5 6 to 15 16 to 50 51 to 65 More than 65 Age group

Table 2. Reported cases by country W01-W40/2019 Positive cases Number of Tested cases Infuenza positive cases Flu A Flu B Country enrolled Number (%) Number (%) cases Flu A Flu A (Not- Flu A (H3N2) (H1N1)pdm09 subtyped) Number (%)

Afghanistan 2417 2310 (96) 171 (7) 95 (56) 37 (22) (-) 39 (23) Bahrain 583 563 (97) 103 (18) 52 (50) 9 (9) 8 (8) 34 (33) Egypt 6750 6750 (100) 691 (10) 113 (16) 179 (26) (-) 399 (58) Iran (Islamic Republic of) 9994 9994 (100) 1811 (18) 80 (4) 1340 (74) 360 (20) 31 (2) Iraq 639 639 (100) 78 (12) 13 (17) 65 (83) (-) (-) Jordan 578 578 (100) 78 (13) 32 (41) 36 (46) (-) 10 (13) Kuwait 6370 6370 (100) 1741 (27) 745 (43) 249 (14) 36 (2) 711 (41) Lebanon 584 551 (94) 219 (40) 94 (43) 110 (50) (-) 15 (7) Morocco 2050 2050 (100) 750 (37) 514 (69) 217 (29) 12 (2) 7 (1) occupied Palestinian territory 2359 2359 (100) 731 (31) 434 (59) 297 (41) (-) (-) Oman 4879 4619 (95) 798 (17) 310 (39) 146 (18) (-) 342 (43) Pakistan 2370 2370 (100) 611 (26) 282 (46) 103 (17) (-) 226 (37) Qatar 27002 27002 (100) 4853 (18) 282 (6) 562 (12) 2336 (48) 1673 (34) Saudi Arabia 9993 9108 (91) 1324 (15) 593 (45) (-) 341 (26) 390 (29) Sudan 235 227 (97) 14 (6) 1 (7) 2 (14) 10 (71) 1 (7) Syrian Arab Republic 98 97 (99) 33 (34) 15 (45) 8 (24) 10 (30) (-) Tunisia 631 460 (73) 197 (43) 57 (29) 130 (66) (-) 10 (5) United Arab Emirates 355 354 (100) 33 (9) 15 (45) 4 (12) 7 (21) 7 (21) Yemen 586 576 (98) 147 (26) 118 (80) (-) 13 (9) 16 (11) Total 78473 76977 (98) 14383 (19) 3845 (27) 3494 (24) 3133 (22) 3911 (27)

Published by the Infectious Hazard Management (IHM) unit, World Health Organization (WHO) Eastern Mediterranean Regional Office (EMRO), Cairo, Egypt. For Correspondence: Tel. + 20-2-22765797, Fax + 20-2-2765456. E-mail: [email protected] Influenza monthly situation updates are available at: http://www.emro.who.int/health-topics/influenza/regional-situation-update.html 2/2