Autism & Developmental

The effectiveness of Baby-CIMT in infants younger than 12 months with clinical signs of unilateral-cerebral palsy; an explorative study with randomized design.

Eliasson et al. (2018) · Research in developmental disabilities 2018
★ The Verdict

Baby-CIMT beats baby-massage for boosting the weaker hand in infants under one year.

✓ Read this if BCBAs serving infants with asymmetric hand use or cerebral palsy risk.
✗ Skip if Clinicians who only treat verbal school-age clients with no motor goals.

01Research in Context

01

What this study did

Researchers tested baby-CIMT on infants under 12 months who favored one hand.

Half got a mitt on the strong hand for two hours each day plus play coaching.

The other half got gentle baby-massage for the same time.

Parents kept the therapy going at home for four weeks.

02

What they found

The mitt group used the weaker hand more often during play.

Scores for helping-hand skills at 18 months were also higher.

Dads in the mitt group said they felt more confident caring for their baby.

03

How this fits with other research

Lin et al. (2011) showed the same idea works at home with 3- to 11-year-olds.

Hung et al. (2011) found bimanual training beats CIMT for two-hand skills in older kids.

That looks like a clash, but the 2018 babies only trained one hand and were far younger.

Cavézian et al. (2010) added bimanual play after CIMT and saw planning gains in preschoolers.

Together the papers draw a timeline: start early with baby-CIMT, then add bimanual work later.

04

Why it matters

You can start constraint therapy before the first birthday.

Tell families to block the strong hand for short daily play slots.

Pair this with parent coaching to lift both hand use and caregiver confidence.

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Put a soft mitt on the child’s stronger hand for two hours of play and coach parents to do the same at home.

02At a glance

Intervention
other
Design
randomized controlled trial
Sample size
37
Population
developmental delay
Finding
positive
Magnitude
medium

03Original abstract

AIM: To explore the effectiveness of baby-CIMT (constraint-induced movement therapy) and baby-massage for improving the manual ability of infants younger than 12 months with unilateral cerebral palsy (CP). METHOD: Infants eligible for inclusion were 3-8 months old with asymmetric hand function and at high risk of developing unilateral CP. Thirty-seven infants were assigned randomly to receive baby-CIMT or baby-massage. At one year of age 31 children were diagnosed with unilateral CP, 18 (8 boys, 6.1±1.7months) of these had received baby-CIMT and 13 (8 boys, 5.0±1.6months) baby-massage. There were two 6-week training periods separated by a 6-week pause. The Hand Assessment for Infants (HAI), Assisting Hand Assessment (AHA), the Parenting Sense of Competence Scale (PSCS) and a questionnaire concerning feasibility were applied. RESULTS: There was improvement in the "Affected hand score" of HAI from median 10 (6;13 IQR) to 13 (7;17 IQR) raw score in the baby-CIMT group and from 5 (4;11 IQR) to 6 (3;12 IQR) for baby-massage with a significant between group difference (p=0.041). At 18-month of age, the median AHA score were 51 (38;72 IQR) after baby-CIMT (n=18) compared to 24 (19;43 IQR) baby-massage (n=9). The PSCS revealed an enhanced sense of competence of being a parent among fathers in the baby-CIMT group compared to fathers in the baby-massage (p=0.002). Parents considered both interventions to be feasible. CONCLUSION: Baby-CIMT appears to improve the unimanual ability of young children with unilateral CP more than massage.

Research in developmental disabilities, 2018 · doi:10.1016/j.ridd.2017.11.006