Service Delivery

System and individual outcomes and their predictors in services and support for people with IDD.

Tichá et al. (2013) · Intellectual and developmental disabilities 2013
★ The Verdict

Federal data say IDD services help a little, but newer studies show three job services beat one, and cash alone fails.

✓ Read this if BCBAs writing employment or residential plans for adults with IDD.
✗ Skip if Clinicians focused only on skill acquisition in kids.

01Research in Context

01

What this study did

Tichá et al. (2013) pulled together big federal datasets on people with IDD. They looked at where people lived, if they worked, and what it cost.

The paper is a narrative review, not a new experiment. It sums up what the data said about service systems.

02

What they found

Residential and employment services give small, real gains to individuals. Costs and results swing wide depending on how the system is run.

The review gives no hard numbers, just the big-picture story from the feds.

03

How this fits with other research

Nord (2016) sharpens the story. His quasi-experiment shows adults who get three job services are 16 times more likely to land work. This extends the 2013 finding that employment help helps, but now we know more is better.

Dinora et al. (2023) flips the cost question. They find pouring more hours or dollars at high-need clients does not close outcome gaps. This extends the 2013 cost narrative by showing money alone is not enough.

Lam et al. (2011) and Moss et al. (2009) already showed group homes and small HCBS settings beat other housing on satisfaction. Renáta’s 2013 synthesis folds these early surveys into the federal picture.

04

Why it matters

You now know stacking job services works, but raw spending does not. Use Derek’s three-service bundle in your next employment plan. Track personal outcomes, not just hours billed. If a client has high support needs, redesign how supports are used instead of only asking for more money.

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Add two more job services to any client getting only one.

02At a glance

Intervention
not applicable
Design
narrative review
Population
intellectual disability, developmental delay
Finding
not reported

03Original abstract

The growth and advancement of community-based services for people with intellectual and developmental disabilities (IDD) have resulted in vast changes in the long-term services and support landscape as well as in expected outcomes of service systems for service recipients. Investments in IDD research have been made to provide a deeper understanding of these outcomes and to explain them. This article summarizes outcomes and their predictors through systems and individual lenses by examining the research and findings of the Administration on Intellectual and Developmental Disabilities' Data Projects of National Significance that address residential services, employment services, costs of services, and individual outcomes. The article also discusses challenges and debates associated with outcome-related research and poses future research questions.

Intellectual and developmental disabilities, 2013 · doi:10.1352/1934-9556-51.5.298