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Italy, Influenza - Virological Surveillance Update - Week 04/2011 (Ministry of Health, Feb 3 2011, extract, edited): 70% of isolates were H1N1 (2009)
[Source: Ministry of Health, full PDF document (in Italian), (LINK). Translated by the Mod.(IOH), edited.]
Italy, Influenza - Virological Surveillance Update - Week 04/2011
2 February 2011
Clinical samples collection activity continues through Influnet laboratories network.
During current week (04/2011), eight hundred forty-seven (847) clinical samples have been collected by network's laboratories.
Among these, three hundred and forty (340 [40,1%]) were positive for influenza virus.
Seventy-nine (79) were type B, two hundred thirty-seven (237 [69,7%]) were type A H1N1 (2009), two (2) were A(H3N2) and twenty-two (22) were not yet subtyped.
Table 1 - Virological Surveillance of Influenza - Cumulative Number of Isolates per Week and Type/Subtype (since the start of the season, Week 46/2010
[Type-Subtype / Week: 46 / 47 / 48 / 49 / 50 / 51 / 52 / 01 / 02 / 03 / 04, Total]
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Italy, Influenza - Virological Surveillance Update - Week 04/2011
2 February 2011
Clinical samples collection activity continues through Influnet laboratories network.
During current week (04/2011), eight hundred forty-seven (847) clinical samples have been collected by network's laboratories.
Among these, three hundred and forty (340 [40,1%]) were positive for influenza virus.
Seventy-nine (79) were type B, two hundred thirty-seven (237 [69,7%]) were type A H1N1 (2009), two (2) were A(H3N2) and twenty-two (22) were not yet subtyped.
Table 1 - Virological Surveillance of Influenza - Cumulative Number of Isolates per Week and Type/Subtype (since the start of the season, Week 46/2010
[Type-Subtype / Week: 46 / 47 / 48 / 49 / 50 / 51 / 52 / 01 / 02 / 03 / 04, Total]
- INFLUENZA A - 0 - 4 - 3 - 1 - 8 - 20 - 39 - 72 - 170 - 274 - 261 - 852
- A (not yet subtyped) - ... - 1 - ... - ... - ... - 2 - 2 - 4 - 19 - 29 - 22 - 79
- A/H3N2 - ... - ... - ... - 1 - 4 - ... - 2 - ... - 5 - 7 - 2 - 21
- A/H1N1 v - ... - 3 - 3 - ... - 4 - 18 - 35 - 68 - 146 - 238 - 237 - 752
- INFLUENZA B - 0 - 2 - 2 - 1 - 7 - 12 - 17 - 28 - 35 - 57 - 79 - 240
- TOTAL POSITIVE SAMPLES - 0 - 6 - 5 - 2 - 15 - 32 - 56 - 100 - 205 - 331 - 340 - 1092
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