Covid-19 and Herd Immunity

What is the clinical harm associated with pursuing a herd immunity policy?

1/15

#GovernmentCovidCatastrophe
@IndependentSage @DMinghella @doctor_oxford @ShaunLintern @dgurdasani1 @trishgreenhalgh @Kit_Yates_Maths @chrischirp
@TheBMA #TeamNHS
Putting aside whether it will work or whether a Health Immunity Strategy (HIS) is ethically right...

What will be the CLINICAL harm to the UK public of allowing SARS-CoV-2 to spread without any mitigation strategies?
We know access to healthcare during a pandemic saves lives and prevents disability.

We know the greatest barrier to a "catastrophic loss of life" with HIS is healthcare availability @wtgowers @ChrisCEOHopson
We are also aware of some of the secondary effects:

- Long COVID

- Shortened Life expectancy due to delayed diagnoses such as cancer, stroke, heart attacks, etc..

- Reduced quality and quantity of life due to cancelled operations.
But, what many might be unaware of (and going by @BorisJohnson and @sajidjavid previous actions this includes those making the decisions) is what happens when bed capacity goes beyond 85%.

It is @NHSProviders upper limit of safety (albeit most European neighbours quote 80%)
It may seem to the uninitiated that we are fine, there are still 15% beds available - the NHS isn't at capacity yet.

This is FAR from the truth

When beds are tight, we (those of us on the front door) must avoid admissions of patients we would - if capacity had been 70% - admit
We must discharge people before they are ready and often with higher risk - both of clinical deterioration and readmission.

Waiting times for essential tests and treatments lengthens, and again, we know this affects morbidity and mortality.

And yes, staff get knackered too.
Some nations have pursued herd immunity. One would have to agree with Prof Gower's assessment back in March 2020:

The loss of life and harm to the economy of herd immunity would be simply too great.

theguardian.com/world/2021/may…
The limit, Prof Gower writes, is healthcare capacity. We have no-where near the healthcare resources to consider a herd immunity strategy without a 'catastrophic loss of life'.
So then, if, as all evidence suggests, this government has pursued a herd immunity without:

1. More beds than before the pandemic (only country I am aware of worldwide that has less beds than pre-pandemic)
2. Any triage system in place for COVID patients
3. Any follow-up service
4. Bolstering primary care (and we know there is money - double the entire primary care budget has been allocated to Test and Trace that is now largely defunct)
5. Protection or mitigation of the vulnerable
6. Informing the public
7. Preparing in anyway at all it seems

10/15
...then there will be much greater harm than is necessary.

To be clear, I do not agree with a herd immunity strategy - their is neither the evidence it works nor does it fit with the values of humanity.
The point:

Is this another example of an ideological or populist snap decision without any plan or strategy or available competency to deliver it?

Undoubtably, the harm in terms of years of life lost will be, IMO, amongst the worst experienced anywhere in the world.
What's needed:
1. The public must speak out
2. Local authorities must take action
3. Rapid expansion of basic healthcare capacity
4. Triage and follow-up COVID cases (early intervention reduces healthcare burden)
5. Redeploy! To primary care and to urgent secondary care services
Repeating the same thing and expecting a different result is foolish.

This government has demonstrated it is neither willing nor able to respond to mass causalities.

We need local leadership to step up.

END

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More from @danielgoyal

22 Oct
The truth about the GP crisis...from a non-GP doctor.

I share this with you for 3 reasons:

1. To highlight the source (and fault) of the current GP crisis.

2. Because the primary care crisis is at a critical point and can be salvaged.

3. Public support matters.
We go back to March 2020, when all the health service staff were preparing for the arrival of this new, unknown pathogen. We were all nervous.

Those who expected to be right in the thick of it were:

Primary care - GPs, DN's, receptionists, etc
A&E (+ paramedics)
Medicine
ICU
For those who don't know, the typical pathway begins with the GP or Practice Nurse..

they assess, then either test and send home with advice, or send to A&E for further assessment...

if deemed 'unwell', they are admitted to medics.

That is what we were preparing for.
Read 19 tweets
21 Oct
Dear Prime Minister,

I will be brief.

Ideology has no place in a national crisis. You must do the first part of your job: protect the people. The second, promoting growth can only be done after you have been successful in the first - living being a pre-requisite for success.
I fear I am not getting through to you. Another way then. When the dust settles, and the true endemic level of SARS-CoV-2 is known, there will be a tally. There will be a count - with all the data, across all the domains that the many observers have collected.
The count will not be in your favour. In fact, when historians put pen to paper, the Johnson-era - on your current trajectory - will be remembered as a cautionary tale, a bookmark in history to teach those that come after you a simple fact: decisions are rarely binary.
Read 8 tweets
19 Oct
#COVID19 and '111'

Serious questions about the '111' Triage Service.

Is it fit for purpose?

@NHSDigital @DrGregorSmith @CMO_England @doclourda @CMOWales @FatmaMansab

dx.doi.org/10.1136/bmjhci…
Our study published today in the BMJ HCI examined the NHS '111' online triage tool.

Results include:

It could not reliably differentiate between mild and severe Covid-19.

It missed severe cases, advising such cases to say at home.
The study used 52 cases simulating various presentations of Covid-19 from seven national online triage tools.

Reliability was poorest for the '111' version.
Read 19 tweets
18 Oct
Clinical Response to COVID-19

How are other countries providing care to COVID-19 patients?

Here we compare UK versus Singapore.

[Evidence at end of thread]

1/n
SINGAPORE

TRIAGE:

Any cold/flu symptoms are triaged as ?#COVID19

ALL suspected or confirmed Covid cases are clinically triaged at public health clinics (run by primary care).

All cases have vitals taken, are swabbed and are clinically assessed.
FOLLOW-UP:

ALL cases are followed-up 3-5 days later, with an open-return policy

If confirmed positive (clinically or PCR) or develops signs of LRTI..

..patients transferred by dedicated ambulance to secondary care assessment.

Mean time to admission - 2.6 days (over 1yr)
Read 16 tweets
17 Oct
It's time to admit this is a national emergency and act accordingly.

The #NHS has never sustained these demands. And they are only increasing.

The UK government has no insight into the problem and it seems they have neither the skills nor the fortitude for such crises.

1/n
We have:

1. NHS pre-winter bed capacity beyond 95% - #NHS
2. The highest demand for primary care services ever recorded
3. An NHS staffing crisis
4. An unmitigated pandemic - #COVID19
5. An absent government
It is dangerous to run a hospital above 85% capacity. When space is tight in a hospital, risk increases.

Risk occurs as we must try and avoid admissions and expedite discharges. @NHSProviders
Read 22 tweets
15 Oct
The British public feel abandoned by their GP (and the NHS generally).

They feel GPs were hiding from the pandemic and afraid of getting #COVID19

The truth is so much more concerning…

@RCGP
@trishgreenhalgh @MartinRCGP @martinmckee @DrSimonHodes @drphilhammond
1. This government, under PM #Johnson And against the will of #TeamGP, bypassed GPs during this pandemic.
As shown in the above thread, There was a very clear objection by many GPs and GP leadership to being side-lined by the government’s pandemic strategy ….back in April 2020!!!

THIS IS OUTRAGEOUS!!!

And the public are completely unaware of this.
Read 8 tweets

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