Influenza situation in the Eastern Mediterranean Region: W12/2021 (from 21/03/2021 to 27/03/2021): source of data: EMFLU Network and FLUMART

Flu A: seasonal H3N2 19 (9) 5 (16) Table 1. Type and number of influenza viruses detected from W33/2020 to W12/2021 and during the last four weeks Virus type W33/2020-W12/2021 Last 4 weeks Number (%) Number (%) Flu B 131 (63) 17 (55) Flu A: Unsubtyped 21 (10) Flu A: H5N1 8 (4) 8 (26) Total 208 31 Influenza situation in the Eastern Mediterranean Region W12/2021 (from 21/03/2021 to 27/03/2021) Figure 1. Number of positive influenza cases and influenza positivity rate per week, 2020-2021 Figure 2. Percentage of circulating virus type by positive influenza cases W33/2020 - W12/2021 Last 4 weeks Flu A: A(H1N1)pdm09 29 (14) 1 (3) Source of data : EMFLU Network and FLUMART 0 10 20 30 40 50 60 70 80 90 100 0 50 100 150 200 250 W 0 1 W 0 2 W 0 3 W 0 4 W 0 5 W 0 6 W 0 7 W 0 8 W 0 9 W 1 0 W 1 1 W 1 2 W 1 3 W 1 4 W 1 5 W 1 6 W 1 7 W 1 8 W 1 9 W 2 0 W 2 1 W 2 2 W 2 3 W 2 4 W 2 5 W 2 6 W 2 7 W 2 8 W 2 9 W 3 0 W 3 1 W 3 2 W 3 3 W 3 4 W 3 5 W 3 6 W 3 7 W 3 8 W 3 9 W 4 0 W 4 1 W 4 2 W 4 3 W 4 4 W 4 5 W 4 6 W 4 7 W 4 8 W 4 9 W 5 0 W 5 1 W 5 2 W 5 3 P e rc e n ta g e o f p o si ti v e c a se s (% ) N u m b e r o f p o si ti v e in fl u e n za c a se s Epi week Number of positive influenza cases - 2020 Number of positive influenza cases - 2021 Percentage of positive cases (%) - 2020 Percentage of positive cases (%) - 2021 14% 9% 10% 4% 63% Flu A: A(H1N1)pdm09 Flu A: seasonal H3N2 Flu A: Unsubtyped Flu A: H5N1 Flu B 3% 16% 26% 55% Flu A: A(H1N1)pdm09 Flu A: seasonal H3N2 Flu A: H5N1 Flu B WHO-EM/CSR/395/E 1/2 Flu B Flu A (H1N1)pdm09 Flu A (H3N2) Number (%) (-) 5 (28) 13 (72) (-) (-) 3 (100) (-) (-) 1 (100) (-) (-) (-) (-) (-) (-) (-) (-) (-) (-) (-) 5 (100) (-) (-) 5 (21) 1 (3) (-) 31 (91) (-) (-) (-) (-) (-) (-) (-) (-) (-) (-) 5 (71) 2 (29) 1 (1) 10 (11) 60 (65)7957 (75) 92 (1) 21 (23) (-) (-) (-) (-) (-) (-) 19 (79) 2 (6) (-) (-) (-) (-) (-) (-) 7 (3) 3 (0) 1 (0) (-) (-) (-) 5 (0) 24 (1) 34 (5) (-) (-) 627 (100) 1607 (100) 2004 (100) 684 (22) 13 (100) 41 (100) 113 (100) 252 (100)252 © World Health Organization 2021. Some rights reserved. This work is available under the Creative Commons Attribution-Non Commercial-Share Alike 3.0 IGO license (CC BY-NC-SA 3.0 IGO; https://creativecommons.org/licenses/by-nc- sa/3.0/igo). Total 10621 (-) 1058 223 442 140 1058 (100) 223 (100) 442 (100) United Arab Emirates Tunisia Syrian Arab Republic Sudan Saudi Arabia Qatar Oman Lebanon 627 1613 2004 3067 13 41 113 Figure 3. Comparison of respiratory pathogens detected from tested specimens by last 12 weeks Table 2. Reported cases by country during W01-W12/2021 Figure. 4 Age group distribution of influenza cases by virus type in the Region from W33/2020 to W12/2021 Kuwait Jordan Iraq Iran (Islamic Republic of) Afghanistan Positive cases Number of enrolled cases Tested cases number (%) Infuenza positive cases number (%) Flu A (Not- subtyped) Flu A Country 1028 893 (87) 18 (2) 0 200 400 600 800 1000 1200 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 W01 W02 W03 W04 W05 W06 W07 W08 W09 W10 W11 W12 N u m b e r o f p o si ti v e in fl u e n za c a se s Flu A: A(H1N1)pdm09 Flu A: seasonal H3N2 Flu A: Unsubtyped Flu A: H5N1 Flu B (blank) 0 5 10 15 20 25 30 35 40 Less than 2 3 to 5 6 to 15 16 to 50 51 to 65 More than 65 N u m b e r o f p o si ti v e in fl u e n za c a se s Age group Flu A: A(H1N1)pdm09 Flu A: Unsubtyped Flu B 2/2