Osakidetza confirms new reduction in spread of influenza, coronavirus and respiratory syncytial virus

Osakidetza confirms new reduction in spread of influenza, coronavirus and respiratory syncytial virusEP

Osakidza New declines confirmed in influenza virus transmission, covid-19 incidence and respiratory syncytial virus infections (VRS).


Newest Acute respiratory infection surveillance report (IRA), relative to the week between February 19-25It was noted that the acute respiratory infection rate in the primary care network was 395.9 cases per 100,000 inhabitants (previous week: 410.7 cases per 100,000 inhabitants).

In turn, they confirmed 42.9% of 49 watch samples Sent to microbiology laboratory for detection SARS-CoV-2 (positive rate 2.0%), an influenza virus (positive rate 2.0%) and Two RSV (positive rate 4.1%).

Guipuzcoa province has highest rate

They were also detected Ten seasonal coronaviruses.Incidence of severe ARF Osakidetza hospital network has 14.3 cases per 100,000 inhabitants (Last week it was 15.1/100,000). Additionally, this week, 46 species of SARS-CoV-2, 89 species of influenza viruses and 24 species of RSV have been registered in the Euskadi Microbiological Information System.

IRA ratio Primary care had 395.9 cases per 100,000 inhabitants this week (Last week it was 410.7/100,000). In terms of historical territory, Araba has 339.0/100,000, Vizcaya has 403.8/100,000, and Guipuzcoa has 409.6/100,000.

Children under 4 years old are most affected

By age group, The highest incidence rate is among those aged 0 to 4 years, with 1,822.5 cases per 100,000 peoplefollowed by a set of 5 to 14 years, 651.3 cases per 100,000 people. Compared with the previous week, incidence rates fell in all age groups except those aged 15 to 44 years.

at the rate of Influenza syndrome in primary care fell again this week to 8.1 cases per 100,000 inhabitants (Last week it was 11.1/100,000). The incidence of bronchiolitis (children under two years of age) also decreased, reaching 263.4 cases per 100,000 inhabitants (previous week: 280.8 cases per 100,000 inhabitants).

On the other hand, this week the IRA Reference Microbiology Laboratory analyzed 49 sentinel samples, of which 42.9% were confirmed. One SARS-CoV-2, one influenza virus (AH3) and two RSV have been detected. Ten seasonal coronaviruses and six rhinoviruses were also detected.

The flu is receding

enthusiasm Influenza virus strikes again was 2.0% (16.0% the previous week), the same value as SARS-CoV-2 (6.0% the previous week). The RSV positivity rate was 4.1% (compared to 0.0% the previous week), while the seasonal coronavirus positivity rate was 20.4%.

The rate of severe acute respiratory infection was 14.3 cases per 100,000 inhabitants (15.1/100,000 in the previous week), of which 13.7/100,000 were among women and 14.9/100,000 were among men.

By age group,People over 64 have the highest incidence rate, with 41.8 cases per 100,000 peopleFollowed by children under 5 years old, with 20.6 cases per 100,000 people. Incidence rates fell from the previous week in all age groups except those aged 45 to 64 years.


The positivity rate for influenza virus increased to 9.4% (from 6.1% the previous week), and the positivity rate for SARS-CoV-2 dropped to 3.7% (from 4.7% the previous week). The RSV positivity rate rose to 6.6% (compared to 4.9% the previous week) and the rhinovirus positivity rate was 11.6%.

This week, the Osakidetza Biodiagnostic Network detected 46 SARS-CoV-2, 89 influenza viruses and 24 RSV species in the system. Of 89 influenza viruses detected this week, 56 were type A, not subtypes16A(H3) and 17A(H1)pdm09. Since week 40/2023, 5942 influenza virus tests have been recorded, 5927 (99.7%) of type A and 15 (0.3%) of type B. Among the 1807 cases of subtype A viruses, 403 (22. 3%) were type A (H3) and 1404 (77.7%) A(H1)pdm09.

According to data provided by the Microbiology Service of the Osakidetza Biodiagnostic Network, in January, 28.2% of PCR-tested SARS-CoV-2 positive samples have been sequenced so far. All were Ómicron variants, with the most common lineages being JN.1 (90.8%), BA.2.86 (3.0%) and JG.3 (1.3%).

19 people hospitalized with COVID-19

The seven-day cumulative incidence rate of Covid-19 among people aged 60 and over is 5.2 cases per 100,000 inhabitants (compared to 7.4/100,000 the previous week), with 5.5 cases among men and 4.9 cases among women.According to data obtained by Osakidza Hospital Situation Indicator, this week there have been 19 people hospitalized with covid-191 Among CAEs (23 the previous week), 8 were male and 11 were female. 78.9% of hospital admissions are over 60 years old.

In addition, it also registered 7 new confirmed covid-19 cases among people using nursing homes (Five the previous week). There are seven centers affected, an increase of two from the previous week.

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