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Entry title:
Influenza
Last updated on Thursday, 5 December 2024 at 04:00pm
Influenza (commonly known as flu) is a respiratory infection.
The rate of Intensive Care Unit (ICU) and High Dependency Unit (HDU) admissions for influenza includes a larger number of NHS trusts in England as it is a mandatory collection. The hospital admission rate data we have for influenza comes from a voluntary network of these trusts (termed a sentinel surveillance system). Find out more about data collection for influenza.
During the autumn and the winter we update influenza healthcare and testing metrics every Thursday at 4pm.
The percentage of people who received a PCR and had at least one positive PCR test result for influenza in the same 7 days. Data is shown by specimen date (the date the sample was collected).
Weekly positivity of people receiving a PCR test data for the percentage of people who received a PCR and had at least one positive PCR test result for influenza in the same 7 days. Data is shown by specimen date (the date the sample was collected).
Up to and including 25 November 2024
Date
Amount
25 Nov 2024
10.9
18 Nov 2024
7.67
11 Nov 2024
4.69
4 Nov 2024
3.54
28 Oct 2024
3.16
21 Oct 2024
3.33
14 Oct 2024
2.38
7 Oct 2024
2.68
30 Sep 2024
2.04
23 Sep 2024
1.79
16 Sep 2024
1.61
9 Sep 2024
1.35
2 Sep 2024
1.29
26 Aug 2024
1.02
19 Aug 2024
1.34
12 Aug 2024
1.04
5 Aug 2024
1.13
29 Jul 2024
1.47
22 Jul 2024
1.43
15 Jul 2024
1.49
8 Jul 2024
0.9
1 Jul 2024
0.82
24 Jun 2024
0.81
17 Jun 2024
0.95
10 Jun 2024
0.72
3 Jun 2024
1.11
27 May 2024
1
20 May 2024
1.1
13 May 2024
1.52
6 May 2024
2.13
29 Apr 2024
2.69
22 Apr 2024
2.6
15 Apr 2024
2.46
8 Apr 2024
2.84
1 Apr 2024
3.82
25 Mar 2024
3.92
18 Mar 2024
5.02
11 Mar 2024
6.51
4 Mar 2024
5.82
26 Feb 2024
6.39
19 Feb 2024
8.29
12 Feb 2024
10.94
5 Feb 2024
12.88
29 Jan 2024
15.44
22 Jan 2024
17.65
15 Jan 2024
13.76
8 Jan 2024
9.98
1 Jan 2024
9.7
25 Dec 2023
11.67
18 Dec 2023
11.44
11 Dec 2023
9.61
4 Dec 2023
6.05
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Weekly positivity of people receiving a PCR test by age
The percentage of people who received a PCR and had at least one positive PCR test result for influenza in the same 7 days, by age. Data is shown by specimen date (the date the sample was collected).
Weekly positivity of people receiving a PCR test by age data for the percentage of people who received a PCR and had at least one positive PCR test result for influenza in the same 7 days, by age. Data is shown by specimen date (the date the sample was collected).
ICU HDU (Intensive Care Unit and High Dependency Unit) admission rates per 100,000 population data for weekly overall influenza hospital ICU HDU rates per 100,000 trust catchment population.
Up to and including 25 November 2024
Date
Amount
25 Nov 2024
0.09
18 Nov 2024
0.05
11 Nov 2024
0.03
4 Nov 2024
0.04
28 Oct 2024
0.03
21 Oct 2024
0.03
14 Oct 2024
0.02
7 Oct 2024
0.02
30 Sep 2024
0
23 Sep 2024
0.01
16 Sep 2024
0.01
9 Sep 2024
0.02
2 Sep 2024
0.01
26 Aug 2024
0
19 Aug 2024
0
12 Aug 2024
0.01
5 Aug 2024
0
29 Jul 2024
0.01
22 Jul 2024
0.01
15 Jul 2024
0.02
8 Jul 2024
0.01
1 Jul 2024
0.01
24 Jun 2024
0
17 Jun 2024
0
10 Jun 2024
0.01
3 Jun 2024
0.01
27 May 2024
0
20 May 2024
0.01
13 May 2024
0.01
6 May 2024
0.01
29 Apr 2024
0.02
22 Apr 2024
0.02
15 Apr 2024
0.03
8 Apr 2024
0.03
1 Apr 2024
0.04
25 Mar 2024
0.03
18 Mar 2024
0.05
11 Mar 2024
0.04
4 Mar 2024
0.08
26 Feb 2024
0.09
19 Feb 2024
0.11
12 Feb 2024
0.1
5 Feb 2024
0.2
29 Jan 2024
0.15
22 Jan 2024
0.2
15 Jan 2024
0.12
8 Jan 2024
0.09
1 Jan 2024
0.12
25 Dec 2023
0.14
18 Dec 2023
0.12
11 Dec 2023
0.1
4 Dec 2023
0.04
Download
ICU HDU admissions rate per 100,000 people by age
Age breakdown of people admitted to ICU or HDU with influenza each week, shown as the rate per 100,000 trust catchment population.
ICU HDU admissions rate per 100,000 people by age data for age breakdown of people admitted to ICU or HDU with influenza each week, shown as the rate per 100,000 trust catchment population.
Hospital admission rate per 100,000 people by age data for age breakdown of people admitted to hospital with influenza each week, shown as the rate per 100,000 trust catchment population.