RCTBrain injury2022

Parent-Child communication about concussion: what role can the Centers for Disease Control and Prevention's HEADS UP concussion in youth sports handouts play?

Hong Zhou, Rebecca Ledsky, Kelly Sarmiento and 3 others

PMID 35980309

WHAT IT FOUND

After coaches distributed CDC concussion handouts and asked parents to discuss them with their child, the proportion of parents who had talked to their child about concussion increased by 33%.

The control group, which received no new materials, showed no change.

Key findings

01In the multivariable analysis, the proportion of parents who had talked to their child about concussion increased by 33% in the intervention group (aRR = 1.33, 95% CI 1.22 to 1.44) and did not change in the control group (aRR = 0.99, 95% CI 0.84 to 1.16).

02A sub-analysis of the 94 parents who completed both surveys showed the same pattern: intervention group aRR = 1.38 (95% CI 1.19 to 1.60, p < 0.0001) versus control group aRR = 1.07 (95% CI 0.84 to 1.36, p = 0.591).

03In both groups, a child's history of diagnosed concussion, prior exposure to other concussion information materials, and an intention to talk to the child about concussion were strongly associated (p < 0.0001) with having talked to the child about concussion.

STILL TO COME

How it was doneWhat they found

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What it does not show

Only 94 parents completed both surveys, so the primary analysis compared different parents at different time points rather than tracking the same people. The authors describe this as a cross-sectional approach. Estimated response rate was about 15% of 9,464 eligible parents. Respondents were likely more interested in concussion safety than non-respondents. All sites were YMCA branches. Parents were predominantly female, white, and held undergraduate or graduate degrees, limiting generalizability to other settings and demographics. The intervention was a single handout distribution with a request to discuss it. The authors call this a low-dose intervention and note that more intensive approaches might produce larger effects. The study measured only whether parents talked to their child about concussion. It did not measure whether the child's actual behavior (reporting symptoms, leaving play) changed. The YMCA setting and the specific coach-to-parent-to-child chain of dissemination may not replicate in other youth sports organizations.

Declared interests

No conflicts of interest declared. Funded by NIH (intramural and extramural). Conducted as part of a larger evaluation of CDC HEADS UP materials, approved by the FHI 360 Institutional Review Board. The CDC is the agency whose handouts are being evaluated.

The easy way to misread this

The 33% increase is a within-group change from pre to post season, not a head-to-head treatment effect between the two arms. Only 94 parents completed both surveys, so the primary analysis compared different parents at different time points. The sample was about 15% of an estimated 9,464 eligible parents, mostly white and highly educated, in YMCA settings. This does not show that the conversation changed what the child actually did after a suspected concussion.

Summarised by AI from the full paper, without a clinician reviewing it. Check it against the source before it changes what you do. Read it on PubMed →


The study

Participants
1,062 pre-intervention and 524 post-intervention survey responses from 75 YMCA branches across 15 associations; 94 parents completed both surveys
Certainty of evidence
Moderate

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    Cite

    Hong Zhou, Rebecca Ledsky, Kelly Sarmiento, et al. Parent-Child communication about concussion: what role can the Centers for Disease Control and Prevention's HEADS UP concussion in youth sports handouts play? Brain injury. 2022.

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