Post Covid Order: What failed, why it hasn't recovered, and why waiting lists are still growing

Before the COVID pandemic, the NHS had its challenges. Waiting lists existed. Capacity was stretched. But the system held.

After Covid, something fundamental broke.

Between 2019 and 2023, the number of UK-trained doctors leaving the NHS register increased by 38%. Nursing vacancies exceeded 40,000. Surgical training posts went unfilled: a 15% shortfall in 2023–24 alone. Consultant anaesthetist vacancies stood at 12%.

The people who stayed inherited a system with the same number of patients, fewer staff, and less resilience. By 2024, consultant burnout had risen from 32% to 58%. The majority cited "system inefficiency" - not clinical workload - as the primary driver.

Post-Covid, the NHS did not have a backlog problem. It had a capacity problem, a workforce problem, and a planning problem - all at once.

Six years later, the waiting list remains above 7 million.

In March 2019, it stood at 4.4 million. By March 2026, it was 7.2 million. Between 2020 and 2025, £14.3 billion was allocated to elective recovery. A further £2.1 billion was added in the 2025 Autumn Budget.

The result? A 5% reduction from the 2024 peak.

Not because the money was wasted. Because much of it was aimed at the wrong target.

A 2025 GIRFT review of 42 trusts found that 78% of elective recovery plans prioritised theatre capacity expansion. Only 22% included pre-assessment or outpatient booking as primary intervention points. In 68% of trusts with persistent waiting lists, the binding constraint was not theatre capacity at all - it was upstream: pre-assessment bottlenecks, diagnostics, or booking logic.

When funding flows to capacity but the constraint baked within the workflow, the waiting list does not move.

What has this created as the new norm?

For patients: uncertainty as a routine experience. A 2025 survey by the Patients Association found that 34% of those awaiting elective care had experienced at least two cancellations. 41% reported their condition had deteriorated while waiting.

For staff: moral injury embedded in daily work. The Royal College of Surgeons surveyed 1,200 surgeons in 2025. Two-thirds reported regularly assessing patients whose condition had worsened while waiting for surgery. Necessary work. But not the kind of work any system should normalise.

For operational leaders: spreadsheets instead of flow. A 2024 NHS Providers survey found that operational managers in elective care spent an average of 18 hours per week on data validation and reporting - compared to 6 hours on active flow management.

For executives: approving business cases built on assumptions. Closing the financial year by balancing numbers - not by improving care.

This is not failure of effort. It is failure of diagnosis. And it has become normalised.

Where did the money go?

The King's Fund analysed elective recovery spending in 2025. The breakdown: 34% to new surgical hubs and capacity, 22% to independent sector provision, 18% to additional weekend and evening lists, 12% to waiting list validation exercises, 8% to digital triage and patient communication tools. Less than 10% was directed towards diagnostic or analytical capabilities to identify non-capacity constraints.

Every single one of these investments is rational - if the problem is capacity.

In many trusts, it is not.

So why are waiting lists still not where they need to be?

The simple answer: the rate of inflow has not been consistently matched by the rate of outflow. NHS England data from March 2026 shows that monthly additions to the waiting list exceeded monthly removals in 14 of the previous 24 months.

The deeper answer: the NHS has been treating the wrong variables. Between 2022 and 2025, elective admissions increased by 12%. Over the same period, the waiting list decreased by only 4%. The Health Foundation modelled this effect in 2025. Trusts focusing on theatre capacity without addressing upstream constraints achieved an average waiting list reduction of 0.3% for every 10% increase in activity. Trusts that correctly identified and targeted their binding constraint achieved a 6.2% reduction.

The difference is not effort. It is accuracy.

The NHS remains an extraordinary organisation. The Commonwealth Fund's 2025 international health comparison noted that the NHS is the only high-income health system providing comprehensive care free at the point of use. That is not normal. That is a modern miracle.

But recognition should not stop observation.

Six years post-Covid. Billions spent. Waiting lists still not where they need to be.

The National Audit Office reviewed elective care transformation programmes in 2025. Sixty-eight percent failed to achieve their primary target. The most common reason cited by programme leads was not lack of funding, not lack of political support, not lack of staff effort - it was:

"We fixed the wrong thing."

The problem is not ambition. The problem is not funding. The problem is not effort.

The problem is diagnosis.

Until the system starts measuring what is actually breaking - not what is visible, not what is easy, not what has always been measured - the waiting list will not reduce sustainably.

Not because the NHS failed. But because it kept guessing.

Sources

• GMC Workforce Report 2024

• NHS England Nursing Statistics 2024

• Health Education England Annual Report 2024

• Royal College of Anaesthetists Workforce Census 2024

• GMC National Training Survey 2024 / BMA Burnout Report 2024

• NHS England Elective Care Statistics (March 2019, March 2024, March 2026)

• NAO - NHS Elective Care Recovery Follow-Up 2025

• HM Treasury Autumn Budget 2025

• GIRFT - Elective Care Six Years On 2025

• Patients Association - Waiting Well? 2025

• Royal College of Surgeons - The Human Cost of Waiting 2025

• NHS Providers - Operational Pressures Survey 2024

• King's Fund - Where Did the Elective Funding Go? 2025

• Health Foundation - Targeting Elective Care Constraints 2025

• Commonwealth Fund - Mirror Mirror 2025