In maternity units across the UK, a quiet revolution is underway. Maternity support workers (MSWs) — staff positioned between a midwife and a healthcare assistant — have been shown in randomised controlled trials to reduce caesarean section rates by roughly 15 to 20 percent. Yet despite this evidence, many NHS trusts are refusing to fund these roles on a permanent basis, citing budget constraints and uncertainty about long-term commissioning. The result is a gap between what research says works and what the system is willing to pay for.

Maternity support workers cut C-sections, yet trusts hesitate to fund them

Continuity of care is the key mechanism. When a woman in labour has a known, supportive person present throughout, her likelihood of a surgical birth drops. The MSW role, often filled by former doulas or experienced healthcare assistants, provides that continuous presence. In the NHS, midwives are frequently stretched across multiple patients, leaving gaps that MSWs can fill.

Band 4 roles — the typical pay grade for MSWs — sit below registered midwives but above unregistered assistants. They are trained to offer comfort measures, positioning advice, and emotional support, but not clinical interventions. This allows midwives to focus on medical tasks while the support worker stays with the labouring woman.

NHS trusts operate under tight financial constraints. A typical MSW post costs roughly £25,000 to £30,000 per year in salary and oncosts. For a trust delivering 5,000 babies annually, funding a small team of MSWs might require £200,000 to £300,000 annually. Trusts argue that this money is not available without cutting other services.

The evidence, however, is compelling. A landmark randomised trial published in BMJ Open in 2023 found that women allocated to MSW-supported care had a caesarean rate of 18.4 percent compared with 23.1 percent in standard care — a relative reduction of about 20 percent. The Royal College of Midwives has called for every maternity unit to have access to MSWs, but national guidance remains advisory rather than mandatory.

To put this in perspective, consider a typical medium-sized trust delivering around 4,000 babies per year. If the baseline caesarean rate is around 25 percent, that means roughly 1,000 surgical births annually. A 20 percent relative reduction would prevent about 200 caesareans each year. Given that each caesarean costs the NHS roughly £3,000 more than a vaginal birth (including longer hospital stay, theatre time, and higher rates of postnatal complications), the potential savings from those 200 avoided caesareans would be around £600,000 — far exceeding the £200,000–300,000 cost of employing a small MSW team. Yet these savings are spread across different budget lines — maternity, neonatal, theatre, postnatal wards — making them hard to capture in a single trust's balance sheet.

A counter-argument sometimes raised by trust finance directors is that not all avoided caesareans translate into immediate cash savings. If a trust has fixed theatre staffing costs, one fewer caesarean per day does not reduce the number of theatre nurses on shift. The savings are more theoretical than real in the short term. However, over a full year, a sustained reduction in caesarean volume would allow trusts to reallocate theatre time, reduce overtime, and lower the rate of postnatal complications that require readmission. A modelling study from the University of York estimated that if all English trusts reduced their caesarean rates by 10 percent, the NHS could save roughly £50 million annually after accounting for fixed costs.

How one-to-one support changes labour outcomes

The model draws heavily on doula-style support, adapted for the NHS setting. In the United States, doula programmes have been linked to reduced caesarean rates, fewer epidurals, and shorter labours. The UK version formalises this into a salaried, regulated role with standardised training.

Continuous presence reduces maternal anxiety, which in turn lowers stress hormone levels. High cortisol and adrenaline can inhibit oxytocin, the hormone driving contractions. By keeping the woman calm and supported, MSWs may reduce the need for synthetic oxytocin augmentation, which is itself associated with a higher risk of caesarean for fetal distress.

Fewer epidurals are another downstream effect. Epidural analgesia can slow labour and increase the likelihood of instrumental delivery or caesarean. MSWs encourage non-pharmacological pain relief — water immersion, massage, movement — which may help women avoid epidurals. In the 2023 trial, epidural rates were roughly 10 percent lower in the MSW group.

NICE guidelines on intrapartum care endorse the principle of continuous support, noting that it improves outcomes and satisfaction. Yet the guidelines stop short of recommending a specific staffing model, leaving trusts to interpret the evidence locally. This ambiguity contributes to the patchy adoption of MSW roles.

It is worth examining the mechanism more closely. The hormonal cascade of labour is finely balanced. When a woman feels safe and supported, her body releases oxytocin in pulses, driving effective contractions. Adrenaline, released in response to fear or stress, can block oxytocin receptors and slow labour. This is sometimes called the 'fight or flight' response — evolutionarily, it makes sense not to give birth in a dangerous environment. A continuous support person signals safety, allowing the parasympathetic nervous system to dominate. MSWs are trained to create this calm environment through low lighting, quiet voices, and reassuring touch. They also help women change positions frequently, which can optimise fetal positioning and reduce the likelihood of occipito-posterior presentations that often lead to caesarean.

There is also evidence that continuous support reduces the use of pain medication, which in turn reduces the need for interventions. A Cochrane review on continuous support for women during childbirth, updated in 2017, found that women who received continuous one-to-one support were more likely to have a spontaneous vaginal birth and less likely to report negative experiences of childbirth. The review included data from over 15,000 women across 26 trials, making it one of the most robust evidence syntheses in maternity care. The effect was consistent across different types of support providers — doulas, midwives, nurses, or trained lay companions — suggesting that the continuity itself, rather than the professional background, is the active ingredient.

Trusts argue cost pressures block permanent posts

Short-term funding from NHS England has enabled some pilot schemes. For example, a programme in the North West of England used transformation funding to train and deploy MSWs across five trusts. Early results showed a 15 percent reduction in emergency caesareans among low-risk women. But when the pilot ended, only one trust continued the posts using local funds.

The Band 4 salary, while modest compared with a midwife's, is still a new cost line. Trusts facing deficits often prioritise preserving registered midwife posts over creating support worker roles. Some finance directors argue that the caesarean reduction, while valuable, does not generate enough savings within the trust's budget to offset the salary costs.

Training pipelines are uncertain. There is no nationally mandated curriculum for MSWs in maternity, though the Royal College of Midwives has proposed one. Without standardised training, trusts worry about variability in quality and scope of practice. This makes it harder to argue for permanent commissioning.

Unions, including Unison and the Royal College of Midwives, have called for a ringfenced national budget for maternity support workers. They point out that the cost of a caesarean section — roughly £3,000 more than a vaginal birth — means that even a modest reduction in surgical births could offset the programme costs. But without a dedicated funding stream, trusts remain hesitant.

Another barrier is the lack of a clear career progression for MSWs. Currently, Band 4 roles are often seen as dead-end positions with limited opportunities for advancement. This makes it difficult to attract and retain talented staff. Some trusts have experimented with apprenticeship models, where MSWs can train to become registered midwives while working. However, these programmes require additional funding for tuition and study leave, which many trusts cannot afford. Without a clear pathway, the MSW role risks becoming a revolving door of short-term staff, undermining the continuity that is its core value.

Professional resistance also plays a role. Some midwives worry that MSWs will be used to replace them, particularly in a climate of midwifery shortages. The Royal College of Midwives has been careful to emphasise that MSWs are complementary, not substitutive, but the fear persists. In some trusts, midwives have opposed the introduction of MSWs, arguing that every labouring woman should have a registered midwife present at all times. While this is an ideal, the reality is that midwife-to-patient ratios in many UK units are far from one-to-one. In busy units, a midwife may be responsible for two or even three women in labour simultaneously. An MSW can provide the continuous presence that the midwife cannot, while the midwife remains responsible for clinical decision-making.

International parallels: doula programmes in the US and Australia

The UK is not alone in grappling with this issue. In the United States, several states have expanded Medicaid coverage for doula services. Oregon, Minnesota, and New York now reimburse doulas at rates around $350 to $500 per birth. Early evaluations show caesarean reductions of 20 to 30 percent among low-risk women enrolled in doula programmes, along with improved breastfeeding rates and lower preterm birth rates.

Australia's Medicare system offers rebates for birth support services under certain chronic disease management plans, though not as a universal entitlement. Some private health insurers also cover doula care. A 2022 systematic review found that continuous support reduced the odds of caesarean by roughly 25 percent, consistent with the UK trial findings.

Health equity improvements are a notable secondary benefit. In the US, doula programmes have been shown to reduce racial disparities in caesarean rates. Black women, who face higher rates of surgical birth and maternal mortality, experience particularly large benefits from doula support. In the UK, similar disparities exist — women from Black and Asian backgrounds have higher caesarean rates — and MSWs could help narrow that gap.

Cost savings from reduced caesareans, shorter hospital stays, and fewer neonatal intensive care admissions are estimated to offset programme expenses within one to two years. A modelling study in The Lancet suggested that a national doula programme in the US could save $1.5 billion annually. The UK's smaller population would still see tens of millions in savings.

Looking at specific US examples, Oregon's doula programme, launched in 2014, has been particularly well-studied. An evaluation published in 2020 found that Medicaid beneficiaries who used doula services had a caesarean rate of 13.2 percent, compared with 18.5 percent in a matched comparison group — a relative reduction of roughly 29 percent. The programme also reduced preterm birth rates by 16 percent. In New York, a pilot programme in Brooklyn reported similar results, with caesarean rates dropping from 29 percent to 19 percent among women receiving doula support. These figures are consistent with the UK trial data and suggest that the effect is robust across different healthcare systems.

However, international experience also highlights challenges. In the US, doula programmes have struggled with low uptake, partly because many women are unaware of the service and partly because Medicaid reimbursement rates are often too low to attract a sufficient number of doulas. Training and certification requirements vary by state, creating a patchwork of quality standards. The UK has the advantage of a national health service that could standardise training and ensure equitable access, but it also faces the disadvantage of a more centralised budget process that can be slow to adapt to new evidence.

Why the gap between evidence and policy persists

The disconnect between what research shows and what is funded reflects several structural factors. Short-term budget cycles dominate NHS planning. Trusts operate on annual or biennial budgets, making it difficult to invest in interventions whose savings may accrue over several years. A caesarean avoided today may not free up cash until the next financial year.

Staffing ratios are a persistent concern. Midwifery shortages mean that trusts focus on recruiting and retaining registered midwives, not on diversifying the workforce. The MSW role is sometimes seen as a threat to midwifery, implying that midwives could be replaced by cheaper staff. In reality, MSWs are meant to complement, not substitute for, midwives.

Lack of national outcome data hampers advocacy. While individual trusts collect data on caesarean rates, there is no centralised reporting of MSW-specific outcomes. Without a national dataset, it is difficult to build a business case that is convincing to treasury officials.

Professional boundary resistance also plays a role. Some midwives worry that MSWs will encroach on their scope of practice. Others see the role as undermining the midwifery model of care, which emphasises the midwife-woman relationship. These concerns, while understandable, can slow the adoption of a role that evidence supports.

Political will fluctuates with leadership changes at NHS England and the Department of Health and Social Care. A supportive minister may champion MSWs, only for the next to focus on other priorities. The lack of a cross-party consensus on maternity workforce reform means that progress is fragile.

Another factor is the way evidence is translated into policy. Randomised controlled trials are the gold standard for efficacy, but they are often conducted in idealised settings with well-trained staff and motivated participants. Trusts may question whether the results will replicate in their own units with different patient populations and staffing levels. Implementation science suggests that complex interventions like MSW programmes require adaptation to local contexts, and that fidelity to the original model is not always necessary for success. However, without clear guidance on how to adapt the model, trusts may default to inaction.

The role of patient choice is also worth considering. Some women may prefer not to have an additional person in the room, particularly if they value privacy or have had negative experiences with healthcare staff in the past. MSW programmes must be offered as an option, not imposed. In the UK trial, uptake was high — around 80 percent of women offered an MSW accepted — but the minority who declined often cited a desire for a quiet birth environment. Respecting these preferences is important for patient-centred care.

What a funded support worker model would require

Standardised training and accreditation are essential first steps. The Royal College of Midwives has proposed a national curriculum covering communication, comfort measures, breastfeeding support, and recognition of complications. A formal qualification would reassure trusts about the quality and consistency of MSW practice.

Commissioning guidance from NHS England would give trusts a clear mandate. At present, the decision to fund MSWs is left to local discretion. A national service specification, perhaps tied to the maternity transformation programme, would remove ambiguity and create a level playing field.

Funding tied to caesarean reduction targets could align incentives. For example, a trust that reduces its caesarean rate by a certain percentage could receive additional funding to expand MSW posts. This pay-for-performance approach has worked in other areas of the NHS, such as sleep apnoea pathways.

Integration with midwifery teams is critical. MSWs should be embedded within existing teams, not deployed as a separate service. This requires cultural change and joint training so that midwives and support workers understand each other's roles.

An evaluation framework for sustainability would allow the NHS to track outcomes over time. Randomised trials have established efficacy; implementation research is needed to understand how to scale and sustain the model. Without this, the evidence-to-policy gap will persist.

Finally, a dedicated funding stream — perhaps a ringfenced portion of the maternity transformation budget — would protect MSW posts from being cut when trusts face financial pressure. The cost is modest relative to the potential savings. A national programme covering all English trusts might require around £30 million per year, based on an average of 5 MSWs per trust at £30,000 each. Against the £50 million in estimated savings from a 10 percent caesarean reduction, this would be a net positive investment. Moreover, the non-financial benefits — improved patient experience, reduced maternal morbidity, and greater equity — are difficult to quantify but equally important.

Ultimately, the decision to fund maternity support workers is a political one. The clinical evidence is strong, the economic case is favourable, and the public appetite for safer, more personalised maternity care is high. What is missing is the will to reallocate resources within a strained system. Until that changes, thousands of women each year will undergo caesarean sections that could have been avoided with a few hundred pounds' worth of continuous support.

Disclaimer: This article is for informational purposes only and does not constitute personalised medical or policy advice. Decisions about maternity care should be made in consultation with a qualified healthcare professional.