A mixed-methods realist evaluation of the Sutton Parenting Offer (universal parenting programme): A study protocol

This study protocol outlines a mixed-methods realist evaluation designed to investigate how, why, and in what contexts the Sutton Parenting Offer, a universal peer-led programme delivered through Family Hubs, supports families in engaging with services, sustaining positive change, and generating system value.

The Gist

Imagine a garden where some plants are struggling to grow because the soil is rocky, the weather is harsh, or they haven't been watered enough. In the real world, these "plants" are families, and the "soil" is their community. Sometimes, families face big challenges—like stress, arguments, or not knowing how to handle a child's difficult behavior. If these problems aren't addressed early, the plants might wither, leading to bigger issues later on, like children needing help from social services (which is like the garden's emergency rescue team).

This paper is a study plan (a protocol) for a project called the Sutton Parenting Offer (SPO). Think of the SPO as a new, friendly community garden center that doesn't just sell expensive, fancy tools to the rich, but offers free, open-door help to everyone in the neighborhood, from toddlers to young adults.

Here is a simple breakdown of what the researchers are planning to do:

1. The Big Idea: A "No Wrong Door" Garden

Most help for families is like a VIP club; you have to be in trouble first to get in, and it can feel embarrassing (stigmatizing). The Sutton Parenting Offer is different. It's a universal program, meaning it's open to anyone with a child, whether they are having a tiny problem or a huge crisis.

• The Analogy: Imagine a community center where you can drop in for a coffee, join a parenting workshop, or talk to a "peer" (another parent who has been there) without anyone judging you. It mixes expert advice (like a master gardener's tips) with friendly chats between neighbors.

2. The Goal: Not Just "Does it Work?" but "How Does it Work?"

Usually, scientists ask, "Did the medicine cure the patient?" This study asks a deeper question: "How did the medicine work, for whom, and under what conditions?"

They are using a method called Realist Evaluation.

• The Metaphor: Think of a recipe. If you bake a cake and it tastes amazing, a normal test says, "The cake is good." A Realist Evaluation asks: "Did the cake taste good because of the sugar? Because the oven was hot? Or because the baker used fresh eggs? And would this recipe work if you used a different oven?"
• They want to understand the Context (the family's situation), the Mechanism (what inside the family changed, like feeling less alone), and the Outcome (the result, like a happier child).

3. The Four Parts of the Investigation (The Work Packages)

The researchers are breaking the study down into four "chapters" to understand the whole story:

• Chapter 1: The Pathway (How do people get in?)
  • Analogy: How do people find the garden center? Do they walk in because they saw a sign? Did a friend tell them? Or did a teacher send them? They want to map the journey families take to get help.
• Chapter 2: Early Changes & The Peer Network
  • Analogy: Once inside, what happens? Do parents feel safe talking to each other? Does sharing stories with a "peer" (someone who isn't a bossy expert) make them feel brave enough to try new things?
• Chapter 3: Long-Term Growth
  • Analogy: Does the change last? Do the parents keep using their new skills months or years later? Does it break the cycle of stress for the next generation?
• Chapter 4: Value for Money
  • Analogy: Is this garden center worth the cost to the town? If we help families now, do we save money later by not having to pay for expensive emergency social care or foster homes?

4. How They Will Gather Evidence

They aren't just guessing; they are collecting data in three ways:

• The "Footprints" (Service Data): Looking at records to see how many people came, who they were, and what services they used.
• The "Snapshots" (Surveys): Asking parents to fill out simple questionnaires before they start and after they finish to see how their confidence or stress levels changed.
• The "Stories" (Interviews & Workshops): Sitting down with parents and children to hear their personal stories. They might use creative methods like "story circles" or even LEGO® blocks to help people express how they feel.

5. Why This Matters

This study is special because it's the first time someone is looking at a universal, peer-led parenting program in this much detail.

• The Takeaway: If this garden center works, it could be a blueprint for other towns. It could show us that giving everyone a friendly hand-up before they fall into a crisis is better, cheaper, and kinder than waiting until they need a rescue.

In short: This paper is the blueprint for a study that wants to understand the secret sauce of a community parenting program. They want to know exactly why it helps families, so that other communities can build similar "gardens" to help their own families grow strong.

Technical Summary

Based on the provided study protocol, here is a detailed technical summary of the research on the Sutton Parenting Offer (SPO).

1. Problem Statement

• Context: Parenting practices are critical determinants of children's emotional, social, and cognitive development. Poor parenting and family dysfunction are linked to adverse outcomes, including behavioral disorders, lower educational attainment, and criminal involvement.
• Systemic Challenge: There is a high volume of referrals to children's social care in the UK (approx. 1,700 daily), driven largely by family dysfunction. This places immense financial pressure on local authorities, with residential care costs reaching nearly £5,000 per week.
• Gap in Current Practice: While evidence-based parenting programs exist (e.g., Triple P, EPEC), access remains unequal. Support is often reactive, targeted only at high-risk families, and stigmatizing. Families from disadvantaged backgrounds are less likely to engage. There is a lack of evidence regarding how universal, peer-led, community-based models function in real-world settings to engage families and generate system-wide value.

2. Methodology

The study employs a mixed-methods realist evaluation approach, designed to explain how, why, and in what contexts the intervention works, rather than simply measuring if it works.

• Study Design:

  • Framework: Realist evaluation focusing on Context-Mechanism-Outcome (CMO) configurations.
  • Theoretical Underpinnings: Utilizes the COM-B model (Capability, Opportunity, Motivation, Behavior) and the Theoretical Domains Framework (TDF) to analyze behavioral determinants.
  • Structure: Divided into four Work Packages (WPs):
    1. Pathways to engagement.
    2. Early changes and peer-led ecosystems.
    3. Long-term change and breaking the cycle.
    4. System value and value for money.

• Data Collection:

  • Quantitative:
    • Service Data: Anonymized sociodemographic and referral data from the Early Start (EStart) database and Mosaic social care tiers (approx. 1,000 families from Dec 2021–Mar 2025).
    • Surveys: Entry and exit surveys from approximately 60 families (convenience sample) to measure changes in confidence, stress, and wellbeing.
  • Qualitative:
    • Methods: Dyadic interviews (parent-child or parent-parent), story circles, focus groups, and stakeholder-value mapping workshops.
    • Participants: Parents/carers (aged 18+), children (5–18 years), peer facilitators, and local authority staff.
    • Sampling: Purposive and convenience sampling until analytic saturation is reached.

• Data Analysis:

  • Qualitative: Realist-informed thematic analysis using NVivo. A hybrid coding approach (deductive based on COM-B/TDF/initial theories; inductive for emergent concepts) will be used to refine CMO configurations.
  • Quantitative: Descriptive statistics, paired t-tests/Wilcoxon Signed-Rank Tests for survey changes, and Chi-square/ANOVA for group comparisons.
  • Triangulation: Integration of data sources (parents, staff, records), methods (qual/quant), and researchers to validate findings and refine theories.

• Ethical Oversight: Categorized as a service evaluation (no HRA approval required); approved by Loughborough University Research Ethics Committee.

3. Key Contributions

• Methodological Innovation: This is the first realist-informed evaluation of a universal parenting program within a local authority setting in England. It moves beyond traditional effectiveness trials to generate explanatory theories.
• Co-Production: The evaluation was co-designed with a multi-stakeholder group including parents, frontline practitioners, and senior leadership, ensuring the research questions and methods reflect lived experience.
• Focus on Universal Models: It specifically investigates the mechanisms of non-stigmatizing, universal access, contrasting with traditional targeted interventions.
• Peer-Led Ecosystems: It examines the specific role of peer leadership in building trust, relational safety, and sustained engagement, particularly for underrepresented groups (e.g., fathers).

4. Results

• Status: As this is a study protocol, no empirical results or findings are yet available.
• Expected Outputs: The study aims to produce:
  • Refined Context-Mechanism-Outcome (CMO) configurations explaining how SPO generates change.
  • Evidence on barriers and facilitators to engagement.
  • Logic models illustrating the pathways from universal access to long-term family wellbeing and reduced demand on statutory services.
  • Insights into the "value for money" of the service from a system perspective (without formal cost-effectiveness modeling).

5. Significance

• Policy and Practice: The findings will inform the design, commissioning, and scaling of parenting services in England, particularly within the context of Family Hubs and Early Intervention strategies.
• Systemic Impact: By demonstrating how universal, community-rooted services can reduce reliance on crisis social care, the study supports the economic argument for early intervention.
• Transferability: While the findings are context-specific to the London Borough of Sutton, the realist approach ensures that the identified mechanisms and contextual conditions are transferable to other similar local authority settings.
• Future Research: The refined theories of change will serve as a foundation for future longitudinal studies and formal economic evaluations.

Conclusion: This protocol outlines a rigorous, theory-driven approach to understanding the complex dynamics of the Sutton Parenting Offer. By shifting the focus from "does it work?" to "how does it work for whom and under what conditions," the study aims to provide actionable evidence for improving family support systems across England.