UK PHE Weekly National Influenza Report: 3214 ICU admissions and 314 deaths

[tetano]

Week 10

Primary Care
?The rate of influenza-like illness (ILI) was Below Baseline threshold levels. The overall weekly ILI GP consultation rate was 9.1per 100,000 registered population in participating GP practices for England, this is a decrease from 12.1per 100,000 in week 092019. ?In the devolved administrations, ILI rates were Below Baselinethreshold levels for Northern Ireland, Scotland and Wales

Microbiological surveillance
?Primary care:14samples tested positive for influenza (7 influenza A(H1N1)pdm09 and 7 influenza A(H3))with a positivity of 25.5% through the UK GP sentinel swabbing schemesin week 102019.?Secondary care:Influenza percent positivity was 11.5%, Above Baselinethreshold level, this is a decrease from 15.8% in week 09. There were 265detections recorded through the DataMart scheme (36 influenza A(H1N1)pdm09, 111 influenza A(H3), 115 influenza A(not subtyped) and 3influenza B).

USISS sentinel weekly hospitalised confirmed influenza cases, England (week 10)
-In week10 2019, there were 147 hospitalised laboratory confirmed influenza cases(41influenza A(H1N1)pdm09, 38 influenza A(H3N2), 67influenza A(unknown subtype) and 1 influenza B)reported from 21NHS Trusts across England through the USISS sentinel hospital network, with a rate of 1.55per 100,000 trust catchment population compared to 2.10per 100,000 in the previous week (Figures 6 and 7). This is above the baseline impact threshold of 0.89 per 100,000 within the medium impact range of 1.22 to <5.08 per 100,000. -A total of4,991hospitalised confirmed influenza admissions (1,810influenza A(H1N1)pdm09, 583influenza A(H3N2),2,566influenza A(unknown subtype) and 32influenza B) and have been reported in the UK since week 40 2018 via the sentinel scheme.

Number of new admissions and fatal confirmed influenza cases in ICU/HDU (USISS mandatory ICU scheme), UK (week 10)
-In week 10 2019, there were 99new admissionsto ICU/HDU with confirmed influenza (24 influenza A(H1N1)pdm09, 7 influenza A(H3N2), 65influenza A(unknown subtype)and 3 influenza B) reported across the UK (139/143 Trusts in England) throughthe USISS mandatory ICU scheme. The ratefor England (n=97) was0.19per 100,000 trust catchment population compared to 0.24per 100,000 in the previous week (Figures 8 and 9), above the baseline threshold of 0.09 per 100,000within the medium impact range. Twelveinfluenza laboratory-confirmeddeaths werereported to have occurred inICU in week 10in the UK.-A total of 2,946new ICU/HDU admissions(965influenza A(H1N1)pdm09,182influenza A(H3N2), 1,770influenza A(unknown subtype) and 29influenza B) and 287confirmed deaths havebeen reported in the UK since week 40 2018

USISS Severe Respiratory Failure Centre confirmed influenza admissions, UK (week 10)
-In week 10,there was1new admission for laboratory confirmed influenza(1influenza A(H1N1)pdm09) among the 6 Severe Respiratory Failure (SRF) centres in the UK. -Since week40 there have been 92confirmed influenza admissions(76influenza A(H1N1)pdm09, 4 influenza A(H3N2)and 12 influenza A(unknown subtype)) to ECMO centres

https://assets.publishing.service.go...ek_11_2019.pdf

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tetanto

[tetano]

Week 11

Primary Care
The rate of influenza-like illness (ILI) was Below Baseline threshold levels. The overall weekly ILI GP consultation rate was 6.2per 100,000 registered population in participating GP practices for England, this is a decrease from 9.1 per100,000 in week 102019. In the devolved administrations, ILI rates were Below Baselinethreshold levels for Northern Ireland, Scotland and Wales.

USISS sentinel weekly hospitalised confirmed influenza cases, England (week 11)
-In week 11 2019, there were 137 hospitalised laboratory confirmed influenza cases (19 influenza A(H1N1)pdm09, 51 influenza A(H3N2), 66 influenza A(unknown) and one influenza B) reported from 19 NHS Trusts across England through the USISS sentinel hospital network, with a rate of 1.52 per 100,000 trust catchment population compared to 1.56 per 100,000 in the previous week (Figures 6 and 7). This is within the medium impact range of 1.22 to <5.08 per 100,000.-A total of 5,130 hospitalised confirmed influenza admissions (1,830 influenza A(H1N1)pdm09, 632 influenza A(H3N2), 2,632 influenza A(unknown) and 33 influenza B) have been reported in the England since week 40 2018 via the sentinel scheme.

Number of new admissions and fatal confirmed influenza cases in ICU/HDU (USISS mandatory ICU scheme), UK (week 11)
-In week 11 2019, there were 47 new admissions to ICU/HDU with confirmed influenza (11 influenza A(H1N1)pdm09, 4 influenza A (H3N2) and 32 influenza A(unknown subtype)) reported throughthe USISS mandatory ICU scheme in the UK (136/143). The rate for England (n=45) was 0.09 per 100,000 trust catchment population (Figures 8and 9) compared to 0.20 per 100,000 in week 10 2019). Fivefatal influenza cases in ICU were reported in week 11 2019 in the UK.-A total of 2,999 new admissions (976 influenza A(H1N1)pdm09, 186 influenza A(H3N2), 1,808 influenza A(unknown subtype) and 29 influenza B) and 293 confirmed deaths have been reported in the UK since week 40 2018.

USISS Severe Respiratory Failure Centre confirmed influenza admissions, UK (week 10)
-In week 11,there was no new admissionsfor laboratory confirmed influenzaamong the 6 Severe Respiratory Failure (SRF) centres in the UK. -Since week 40 2018, there have been 92confirmed influenza admissions(76 influenza A(H1N1)pdm09, 4 influenza A(H3N2)and 12 influenza A(unknown subtype)) to ECMO centres


https://assets.publishing.service.go...ek_12_2019.pdf

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Thank you Tetanto !

[tetano]

Week 12

Primary Care
The rate of influenza-like illness (ILI) was Below Baseline threshold levels. The overall weekly ILI GP consultation rate was 7.2per 100,000 registered population in participating GP practices for England, this issimilar to6.2per100,000 in week 112019. In the devolved administrations, ILI rates were Below Baselinethreshold levels for Northern Ireland, Scotland and Wales

Microbiological surveillance
Primary care:Twosamples tested positive for influenza (1 influenza A(H3N2)and 1 influenza A(unknown subtype))with a positivity of 7.7% through the UK GP sentinel swabbing schemesin week 122019.Secondary care:Influenza percent positivity was 10.9%, Above Baselinethreshold level, this is similar to11.9% in week 11. There were 231detections recorded through the DataMart scheme (13 influenza A(H1N1)pdm09, 160 influenza A(H3), 53 influenza A(not subtyped) and 5influenza B).

USISS sentinel weekly hospitalised confirmed influenza cases, England (week 12)
-In 12 2019, there were 94 hospitalised laboratory confirmed influenza cases (9 influenza A(H1N1)pdm09, 36 influenza A(H3N2) and 49 influenza A(unknown)) reported from 19 NHS Trusts across England through the USISS sentinel hospital network, with a rate of 1.18 per 100,000 trust catchment population compared to 1.51 per 100,000 in the previous week (Figures 6 and 7). This is within the low impact range of 0.89 to <1.22 per 100,000.-A total of 5,238 hospitalised confirmedinfluenza admissions (1,839 influenza A(H1N1)pdm09, 672 influenza A(H3N2), 2,694 influenza A(unknown) and 33 influenza B) have been reported in the England since week 40 2018 via the sentinel scheme.

Number of new admissions and fatal confirmed influenza cases in ICU/HDU(USISS mandatory ICU scheme), UK (week 12)
-In week 12 2019, there were 45 new admissions to ICU/HDU with confirmed influenza (6 influenza A(H1N1)pdm09, 3 influenza A (H3N2) and 36 influenza A(unknown subtype)) reported through the USISS mandatory ICU scheme in the UK (138/143). The rate for England (n=41) was 0.08 per 100,000 trust catchment population (Figures 8and 9) compared to 0.09 per 100,000 in week 11 2019). Fivefatal influenza cases in ICU were reported in week 12 2019 in the UK.-A total of3,050 new admissions (985 influenza A(H1N1)pdm09, 191 influenza A(H3N2), 1,845 influenza A(unknown subtype) and 29 influenza B) and 300 confirmed deaths have been reported in the UK since week 40 2018.

USISS Severe Respiratory Failure Centre confirmed influenza admissions, UK (week 12)
-In week 12,there was no new admissionsfor laboratory confirmed influenzaamong the 6 Severe Respiratory Failure (SRF) centres in the UK. -Since week 40 2018, there have been 92confirmed influenza admissions(76 influenza A(H1N1)pdm09, 4 influenza A(H3N2)and 12 influenza A(unknown subtype)) to ECMO centres.

https://assets.publishing.service.go...ek_13_2019.pdf

[tetano]

Week n. 13

Primary Care
The rate of influenza-like illness (ILI) was Below Baseline threshold levels. The overall weekly ILI GP consultation rate was 6.0per 100,000 registered population in participating GP practices for England, this is similar to 7.2 per 100,000 in week 122019. In the devolved administrations, ILI rates were Below Baselinethreshold levels for Northern Ireland, Scotland and Wales

Secondary Care
Hospitalisationrate observed was at Low impactlevels, with a rate of 1.08 per 100,000 trust catchment population for England (21NHS Trusts), this is a decrease from 1.15 per 100,000 in week 12.ICU/HDU admission rate observed was Below baselinelevels, with a rate of 0.06per 100,000trust catchment populationfor England (140/143 NHS Trusts), this is a similar rate to the previous week which was at 0.08per 100,000.There was onenew laboratory confirmed influenza admission (1 influenza A(H3N2))reported from the 6 Severe Respiratory Failure centres in the UK

USISS sentinel weekly hospitalised confirmed influenza cases, England (week 13)
-In 13 2019, there were 100hospitalised laboratory confirmed influenza cases (6 influenza A(H1N1)pdm09, 42 influenza A(H3N2) and 52influenza A(unknown)) reported from 21NHS Trusts across England through the USISS sentinel hospital network, with a rate of 1.08 per 100,000 trust catchment population compared to 1.15per 100,000 in the previous week (Figures 6 and 7). This is within the low impact range of 0.89 to <1.22 per 100,000.-A total of 5,363hospitalised confirmed influenza admissions (1,850 influenza A(H1N1)pdm09, 717 influenza A(H3N2), 2,762influenza A(unknown) and 34influenza B) have been reported in the England since week 40 2018 via the sentinel scheme

Number of new admissions and fatal confirmed influenza cases in ICU/HDU (USISS mandatory ICU scheme), UK (week 13)
-In week 13 2019, there were 32new admissions to ICU/HDU with confirmed influenza (3 influenza A(H1N1)pdm09, 5influenza A (H3N2) and 24influenza A(unknown subtype)) reported through the USISS mandatoryICU scheme in the UK (140/143). The rate for England (n=32) was 0.06per 100,000 trust catchment population (Figures 8and 9) compared to 0.08 per 100,000 in week 122019. Fourfatal influenza casesin ICU were reported in week 132019 in the UK.-A total of3,082 new admissions (987 influenza A(H1N1)pdm09, 196 influenza A(H3N2), 1,870influenza A(unknown subtype) and 29 influenza B) and 305confirmed deaths have been reported in the UK since week 40 2018.

USISS Severe Respiratory Failure Centre confirmed influenza admissions, UK (week 13)
-In week 13,there was onenew admissionsfor laboratory confirmed influenza(1 influenza A(H3N2))among the 6 Severe Respiratory Failure (SRF) centres in the UK. -Sinceweek 40 2018 there have been 95 confirmed influenza admissions (78 A(H1N1)pdm09, 5 A(H3N2) and 12 influenza A(unknown subtype) among ECMO centres

https://assets.publishing.service.go...ek_14_2019.pdf

[ming]

Thanks tetanto!

[tetano]

Week 14

Primary Care
?The rate of influenza-like illness (ILI) was Below Baseline threshold levels. The overall weekly ILI GP consultation rate was 4.7per 100,000 registered population in participating GP practices for England, this is a decrease from 6.0 per 100,000 in week 132019. ?In the devolved administrations, ILI rates were Below Baselinethreshold levels for Northern Ireland, Scotland and Wales.

USISS sentinel weekly hospitalised confirmed influenza cases, England (week 14)
-In 142019, there were 78hospitalised laboratory confirmed influenza cases (4influenza A(H1N1)pdm09, 35 influenza A(H3N2),37 influenza A(unknown)and 2 influenza B) reported from 19NHS Trusts across England through the USISS sentinel hospital network, with a rate of 0.93per 100,000 trust catchment population compared to 1.06per 100,000 in the previous week (Figures 6 and 7). This is within the low impact range of 0.89 to <1.22 per 100,000.-A total of 5,445hospitalised confirmed influenza admissions(1,854influenza A(H1N1)pdm09, 755influenza A(H3N2), 2,800influenza A(unknown) and 36influenza B) have been reported in the England since week 40 2018 via the sentinel scheme.

Number of new admissions and fatal confirmed influenza cases in ICU/HDU (USISS mandatory ICU scheme), UK (week 14)
-In week 142019, there were 31new admissions to ICU/HDU with confirmed influenza (1influenza A(H1N1)pdm09, 8influenza A (H3N2) and 22influenza A(unknown subtype)) reported through the USISS mandatory ICU scheme in the UK (135/143). The rate for England (n=31) was 0.06per 100,000 trust catchment population (Figures 8and 9) compared to 0.06 per 100,000 in week 132019. Twofatal influenza casesin ICU were reported in week 142019 in the UK.-A total of3,115new admissions (989 influenza A(H1N1)pdm09, 205 influenza A(H3N2), 1,892influenza A(unknown subtype) and 29 influenza B) and 308confirmed deaths have been reported in the UK since week 40 2018

USISS Severe Respiratory Failure Centre confirmed influenza admissions, UK (week 14)-In week 14,there was one new admission for laboratory confirmed influenza(influenza A(H3N2)) among the 6 Severe Respiratory Failure (SRF) centres in the UK. -Sinceweek 40 2018 there have been 95 confirmed influenza admissions (78 A(H1N1)pdm09, 6A(H3N2) and 12 influenza A(unknown subtype) among ECMO centres.

https://assets.publishing.service.go...ek_15_2019.pdf

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Week 15

Primary Care
?The rate of influenza-like illness (ILI) was Below Baseline threshold levels. The overall weekly ILI GP consultation rate was 4.2per 100,000 registered population in participating GP practices for England, this is a slight decrease from 4.7 per 100,000 in week 142019. ?In the devolved administrations, ILI rates were Below Baselinethreshold levels for Northern Ireland, Scotland and Wales

USISS sentinel weekly hospitalisedconfirmed influenza cases, England (week 15)
-In 15 2019, there were 55hospitalised laboratory confirmed influenza cases (2 influenza A(H1N1)pdm09, 18 influenza A(H3N2) and 35influenza A(unknown)) reported from 19NHS Trusts across England through the USISS sentinel hospital network, with a rate of 0.71per 100,000 trust catchment population compared to 0.86per 100,000 in the previous week (Figures 6 and 7).This is below the baseline threshold of 0.89 per 100,000.-A total of 5,501hospitalised confirmed influenza admissions (1,856 influenza A(H1N1)pdm09, 775 influenza A(H3N2), 2,834influenza A(unknown) and 36influenza B) have been reported in the England since week 40 2018 via the sentinel scheme

Number of new admissions and fatal confirmed influenza cases in ICU/HDU (USISS mandatory ICU scheme), UK (week 15)
-In week 15 2019, there were 35new admissions to ICU/HDU with confirmed influenza (1influenza A(H1N1)pdm09, 7influenza A (H3N2) and 27influenza A(unknown subtype)) reported through the USISS mandatoryICU scheme in the UK (136/143). The rate for England (n=35) was 0.07per 100,000 trust catchment population (Figures 8and 9) compared to 0.06per 100,000 in week 142019. Onefatal influenza casesin ICU were reported in week 152019 in the UK.-A totalof 3,150 new admissions (990 influenza A(H1N1)pdm09, 212 influenza A(H3N2), 1,919influenza A(unknown subtype) and 29 influenza B) and 309confirmed deaths have been reported in the UK since week 40 2018.

USISS Severe Respiratory Failure Centre confirmed influenza admissions, UK (week 15)
-In week 15,there were nonew admissionsfor laboratory confirmed influenzaamong the 6 Severe Respiratory Failure (SRF) centres in the UK. -Sinceweek 40 2018 there have been 96confirmed influenza admissions (78 A(H1N1)pdm09, 6A(H3N2) and 12 influenza A(unknown subtype) among ECMO centres.

https://assets.publishing.service.go...ek_16_2019.pdf

[tetano]

Week 16

Primary Care
?The rate of influenza-like illness (ILI) was Below Baseline threshold levels. The overall weekly ILI GP consultation rate was 3.4per 100,000 registered population in participating GP practices for England, this is a slight decrease from 4.2per 100,000 in week 152019. ?In the devolved administrations, ILI rates were Below Baselinethreshold levels for Northern Ireland, Scotland and Wales

USISS sentinel weekly hospitalised confirmed influenza cases, England (week 16)
-In 162019, there were 43hospitalised laboratory confirmed influenza cases (3influenza A(H1N1)pdm09, 13influenza A(H3N2),26influenza A(unknown)and 2 influenza B) reported from 17NHS Trusts across England through the USISS sentinel hospital network, with a rate of 0.62per 100,000 trust catchment population compared to 0.70per 100,000 in the previous week (Figures 6 and 7).This is below the baseline threshold of 0.89 per 100,000.-A total of 5,547hospitalised confirmed influenza admissions (1,859influenza A(H1N1)pdm09, 788influenza A(H3N2), 2,862influenza A(unknown) and 38influenza B) have been reported in the England since week 40 2018 via the sentinel scheme

Number of new admissions and fatal confirmed influenza cases in ICU/HDU (USISS mandatory ICU scheme), UK (week 16)
-In week 162019, there were 27new admissions to ICU/HDU with confirmed influenza (4influenza A(H1N1)pdm09, 7influenza A (H3N2) and 16influenza A(unknown subtype)) reported through the USISS mandatory ICU scheme in the UK (135/143). The rate for England (n=27) was 0.05per 100,000 trust catchment population (Figures 8and 9) compared to 0.08per 100,000 in week 152019. Onefatal influenza casesin ICU were reported in week 162019 in the UK.-A total of 3,184new admissions (1,007influenza A(H1N1)pdm09, 222 influenza A(H3N2), 1,926influenza A(unknown subtype) and 29 influenza B) and 313confirmed deaths have been reported in the UK since week 40 2018

USISS Severe Respiratory Failure Centre confirmed influenza admissions, UK (week 16)
-In week 16,there were no new admissionsfor laboratory confirmed influenzaamong the 6 Severe Respiratory Failure (SRF) centres in the UK. -Since week 40 2018 there have been 96confirmed influenza admissions (78 A(H1N1)pdm09, 6A(H3N2) and 12 influenza A(unknown subtype) among ECMO centres


https://assets.publishing.service.go...ek_17_2019.pdf

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That would seem to be the end of flu season here then, barring anything unusual. Many thanks tetanto for your posts.

[tetano]

Week 17

Primary Care
?The rate of influenza-like illness (ILI) was Below Baseline threshold levels. The overall weekly ILI GP consultation rate was 2.4per 100,000 registered population in participating GP practices for England, this is a decrease from 3.4per 100,000 in week 162019. ?In the devolved administrations, ILI rates were Below Baselinethreshold levels for Northern Ireland, Scotland and Wales

?USISS sentinel weekly hospitalised confirmed influenza cases, England (week 17)
-In 17 2019, there were 58 hospitalised laboratory confirmed influenza cases (29 influenza A(H3N2), 27 influenza A(unknown) and 2 influenza B) reported from 15NHS Trusts across England through the USISS sentinel hospital network, with a rate of 0.86per 100,000 trust catchment population compared to 0.66per 100,000 in the previous week (Figures 6 and 7).This is below the baseline threshold of 0.89 per 100,000.-A total of 5,611hospitalised confirmed influenza admissions (1,859 influenza A(H1N1)pdm09, 821 influenza A(H3N2), 2,891influenza A(unknown) and 40influenza B) have been reported in the England since week 40 2018 via the sentinel scheme

?Number of new admissions and fatal confirmed influenza cases in ICU/HDU (USISS mandatory ICU scheme), UK (week 17)
-In week 17 2019, there were 23new admissions to ICU/HDU with confirmed influenza (4 influenza A(H1N1)pdm09, 5influenza A (H3N2), 116influenza A(unknown subtype)and 3 influenza B) reported through the USISS mandatory ICU scheme in the UK (137/143). The rate for England (n=23) was 0.05per 100,000 trust catchment population (Figures 8and 9) compared to 0.07 per 100,000 in week 162019. Onefatal influenza casesin ICU were reported in week 172019 in the UK.-A total of 3,214 new admissions (1,011 influenza A(H1N1)pdm09, 233 influenza A(H3N2), 1,938influenza A(unknown subtype) and 32 influenza B) and 314confirmed deaths have been reported in the UK since week 40 2018.

USISS Severe Respiratory Failure Centre confirmed influenza admissions, UK (week 17)
-In week 17,there were no new admissionsfor laboratory confirmed influenzaamong the 6 Severe Respiratory Failure (SRF) centres in the UK. -Since week 40 2018 there have been 96confirmed influenza admissions (78 A(H1N1)pdm09, 6A(H3N2) and 12 influenza A(unknown subtype) among ECMO centres

https://assets.publishing.service.go...19_Week_18.pdf