Influenza situation in the Eastern Mediterranean Region: W48/2021 (from 28/11/2021 to 04/12/2021): source of data: EMFLU Network and FLUMART

Influenza situation in the Eastern Mediterranean Region W48/2021 (from 28/11/2021 to 04/12/2021) 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 - W48/2021 Last 4 weeks Flu A: A(H1N1)pdm09 320 (8) 244 (13) Source of data : EMFLU Network and FLUMART Flu A: seasonal H3N2 2520 (65) 1378 (75) Table 1. Type and number of influenza viruses detected from W33/2020 to W48/2021 and during the last four weeks Virus type W33/2020-W48/2021 Last 4 weeks Number (%) Number (%) Flu B 662 (17) 39 (2) Flu A: Unsubtyped 377 (10) 181 (10) Flu A: H5N1 8 (0) Total 3887 1842 0 10 20 30 40 50 60 70 80 90 100 0 50 100 150 200 250 300 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 er ce n ta g e o f p o si ti v e ca se s (% ) N u m b er o f p o si ti v e in fl u en 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 8% 65% 10% 0% 17% Flu A: A(H1N1)pdm09 Flu A: seasonal H3N2 Flu A: Unsubtyped Flu A: H5N1 Flu B 13% 75% 10% 2% Flu A: A(H1N1)pdm09 Flu A: seasonal H3N2 Flu A: Unsubtyped Flu B WHO-EM/CSR/484/E 1/2 Flu B Flu A (H1N1)pdm0 9 Flu A (H3N2) Flu A (Not- subtyped) Flu A: H5N1 Number (%) (-) 60 (55) (-) (-) 49 (45) (-) (-) 3 (30) (-) 7 (70) (-) 294 (85) (-) (-) 50 (15) (-) 797 (85) 136 (14) (-) 8 (1) (-) 42 (82) (-) 8 (16) 1 (2) 3 (21) 11 (79) (-) (-) (-) (-) (-) (-) (-) (-) (-) 117 (100) (-) (-) (-) (-) 1 (100) (-) (-) (-) 265 (40) 374 (56) (-) (-) 27 (4) (-) 309 (67) (-) (-) 149 (33) 16 (2) 388 (54) 197 (27) (-) 119 (17) 1 (1) (-) 41 (30) (-) 94 (69) (-) (-) (-) (-) (-) (-) 33 (100) (-) (-) (-) (-) (-) (-) (-) (-) 6 (13) 36 (80) (-) (-) 3 (7) 291 (8) 2462 (68) 377 (10) 8 (0) 507 (14) Figure 3. Comparison of respiratory pathogens detected from tested specimens by last 12 weeks Table 2. Reported cases by country during W01-W48/2021 Figure. 4 Age group distribution of influenza cases by virus type in the Region from W33/2020 to W48/2021 Iraq Iran (Islamic Republic of) Egypt Bahrain Afghanistan Positive cases Number of enrolled cases Tested cases number (%) Infuenza positive cases number (%) Flu A Country 2870 2757 (96) 109 (4) 340 7871 8835 1049 333 (98) 7871 (100) 8835 (100) Sudan Saudi Arabia Qatar Pakistan Oman Morocco Lebanon Kuwait Jordan 5180 140 4206 158 6292 8147 10098 6074 13 © 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 United Arab Emirates Tunisia 64283 Syrian Arab Republic 1090 398 1522 1047 (100) 5180 (100) (-) 4206 (100) 158 (100) 6251 (99) 8157 (100) 10098 (100) 4244 (70) 10 (3) 344 (4) 941 (11) 51 (5) 14 (0) (-) 117 (3) 1 (1) 666 (11) (-) 33 (3) (-) 45 (3) 62159 (97) 3645 (6) 458 (6) 720 (7) 136 (3) 13 (100) 1089 (100) 398 (100) 1522 (100) 0 100 200 300 400 500 600 700 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 2020 2021 W37 W38 W39 W40 W41 W42 W43 W44 W45 W46 W47 W48 N u m b er o f p o si ti v e in fl u en za c a se s Flu A: A(H1N1)pdm09 Flu A: seasonal H3N2 Flu A: Unsubtyped Flu B 0 50 100 150 200 250 300 350 400 450 Less than 2 years 2 years to less than 5 years 5 years to less than 15 years 15 years to less than 50 years 50 years to less than 65 years 65 years and above N u m b er o f p o si ti v e in fl u en za c a se s Age group Flu A: A(H1N1)pdm09 Flu A: seasonal H3N2 Flu A: Unsubtyped Flu B 2/2